Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline JetBlue Airways

The cheapest airline(s) flying from Seattle to Boston is JetBlue Airways.

  • JetBlue Airways JetBlue Airways
  • Alaska Airlines Alaska Airlines
  • United Airlines United Airlines
  • American Airlines American Airlines
  • Spirit Airlines Spirit Airlines
Cheapest Month April

Travel Period: January 2025 - December 2025

The cheapest month(s) to fly from Seattle to Boston is April.

  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
Cheapest Day of the Week Saturday

The cheapest day(s) of the week to fly from Seattle to Boston is Saturday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Mon, 2 Dec, 2024

  • Time Earliest
    • Earliest
    • Latest
  • Depart Earliest
    • Earliest
    • Latest
  • Arrive
    • Earliest
    • Latest
  • Duration
    • Shortest
    • Longest
  • Stopover
    All
    • Airline Filter by Airline
      View All Airline
      • Availability
        • M
        • T
        • W
        • T
        • F
        • S
        • S
      • 21:10 SEA
        05:30 BOS
        5Hrs, 20m Direct
      • SEASeattle/Tacoma International Airport 21:10 - BOS 05:30 5h 20m Direct
      • SEASeattle/Tacoma International Airport 21:10
      • BOSBoston Logan International Airport 05:30
      • 5h 20m
      • Direct
      • Alaska Airlines (AS 424)Boeing 737 Max 9 Passenger
      • Alaska Airlines (AS 424)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • Boeing 737 Max 9 Passenger
      • 21:10 SEA
        05:30 BOS
        5Hrs, 20m Direct
      • SEASeattle/Tacoma International Airport 21:10 - BOS 05:30 5h 20m Direct
      • SEASeattle/Tacoma International Airport 21:10
      • BOSBoston Logan International Airport 05:30
      • 5h 20m
      • Direct
      • Alaska Airlines (AS 424)Boeing 737 800
      • Alaska Airlines (AS 424)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • Boeing 737 800
      • 21:20 SEA
        05:40 BOS
        5Hrs, 20m Direct
      • SEASeattle/Tacoma International Airport 21:20 - BOS 05:40 5h 20m Direct
      • SEASeattle/Tacoma International Airport 21:20
      • BOSBoston Logan International Airport 05:40
      • 5h 20m
      • Direct
      • Alaska Airlines (AS 424)Boeing 737 800
      • Alaska Airlines (AS 424)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • Boeing 737 800
      • 21:20 SEA
        05:40 BOS
        5Hrs, 20m Direct
      • SEASeattle/Tacoma International Airport 21:20 - BOS 05:40 5h 20m Direct
      • SEASeattle/Tacoma International Airport 21:20
      • BOSBoston Logan International Airport 05:40
      • 5h 20m
      • Direct
      • Alaska Airlines (AS 424)Boeing 737 Max 9 Passenger
      • Alaska Airlines (AS 424)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • Boeing 737 Max 9 Passenger
      • 06:34 SEA
        15:00 BOS
        5Hrs, 26m Direct
      • SEASeattle/Tacoma International Airport 06:34 - BOS 15:00 5h 26m Direct
      • SEASeattle/Tacoma International Airport 06:34
      • BOSBoston Logan International Airport 15:00
      • 5h 26m
      • Direct
      • Alaska Airlines (AS 306)Boeing 737 Max 9 Passenger
      • Alaska Airlines (AS 306)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • Boeing 737 Max 9 Passenger
      • 06:34 SEA
        15:00 BOS
        5Hrs, 26m Direct
      • SEASeattle/Tacoma International Airport 06:34 - BOS 15:00 5h 26m Direct
      • SEASeattle/Tacoma International Airport 06:34
      • BOSBoston Logan International Airport 15:00
      • 5h 26m
      • Direct
      • Alaska Airlines (AS 306)Boeing 737 800
      • Alaska Airlines (AS 306)
        • -
        • -
        • -
        • T
        • F
        • S
        • -
      • Boeing 737 800
      • 07:00 SEA
        15:13 BOS
        5Hrs, 13m Direct
      • SEASeattle/Tacoma International Airport 07:00 - BOS 15:13 5h 13m Direct
      • SEASeattle/Tacoma International Airport 07:00
      • BOSBoston Logan International Airport 15:13
      • 5h 13m
      • Direct
      • Alaska Airlines (AS 306)Boeing 737 Max 9 Passenger
      • Alaska Airlines (AS 306)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      • Boeing 737 Max 9 Passenger
      • 07:00 SEA
        15:13 BOS
        5Hrs, 13m Direct
      • SEASeattle/Tacoma International Airport 07:00 - BOS 15:13 5h 13m Direct
      • SEASeattle/Tacoma International Airport 07:00
      • BOSBoston Logan International Airport 15:13
      • 5h 13m
      • Direct
      • Alaska Airlines (AS 306)Boeing 737 800
      • Alaska Airlines (AS 306)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • Boeing 737 800
      • 07:15 SEA
        22:12 BOS
        11Hrs, 57m Direct
      • SEASeattle/Tacoma International Airport 07:15 - BOS 22:12 11h 57m Direct
      • SEASeattle/Tacoma International Airport 07:15
      • BOSBoston Logan International Airport 22:12
      • 11h 57m
      • Direct
      • United Airlines (UA 1403)Boeing 737 900
      • United Airlines (UA 1403)
        • -
        • -
        • -
        • T
        • F
        • S
        • S
      • Boeing 737 900
      • 10:41 SEA
        18:59 BOS
        5Hrs, 18m Direct
      • SEASeattle/Tacoma International Airport 10:41 - BOS 18:59 5h 18m Direct
      • SEASeattle/Tacoma International Airport 10:41
      • BOSBoston Logan International Airport 18:59
      • 5h 18m
      • Direct
      • Alaska Airlines (AS 424)Boeing 737
      • Alaska Airlines (AS 424)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • Boeing 737
      • 11:00 SEA
        19:20 BOS
        5Hrs, 20m Direct
      • SEASeattle/Tacoma International Airport 11:00 - BOS 19:20 5h 20m Direct
      • SEASeattle/Tacoma International Airport 11:00
      • BOSBoston Logan International Airport 19:20
      • 5h 20m
      • Direct
      • JetBlue Airways (B6 498)Airbus Industrie A321
      • JetBlue Airways (B6 498)
        • M
        • T
        • W
        • -
        • -
        • -
        • -
      • Airbus Industrie A321
      • 13:50 SEA
        21:57 BOS
        5Hrs, 07m Direct
      • SEASeattle/Tacoma International Airport 13:50 - BOS 21:57 5h 07m Direct
      • SEASeattle/Tacoma International Airport 13:50
      • BOSBoston Logan International Airport 21:57
      • 5h 07m
      • Direct
      • JetBlue Airways (B6 498)Airbus Industrie A321
      • JetBlue Airways (B6 498)
        • -
        • -
        • -
        • T
        • F
        • S
        • S
      • Airbus Industrie A321
      • 15:29 SEA
        23:59 BOS
        5Hrs, 30m Direct
      • SEASeattle/Tacoma International Airport 15:29 - BOS 23:59 5h 30m Direct
      • SEASeattle/Tacoma International Airport 15:29
      • BOSBoston Logan International Airport 23:59
      • 5h 30m
      • Direct
      • Alaska Airlines (AS 460)Boeing 737
      • Alaska Airlines (AS 460)
        • -
        • -
        • -
        • T
        • F
        • -
        • S
      • Boeing 737
      • 15:40 SEA
        23:59 BOS
        5Hrs, 19m Direct
      • SEASeattle/Tacoma International Airport 15:40 - BOS 23:59 5h 19m Direct
      • SEASeattle/Tacoma International Airport 15:40
      • BOSBoston Logan International Airport 23:59
      • 5h 19m
      • Direct
      • Alaska Airlines (AS 460)Boeing 737
      • Alaska Airlines (AS 460)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • Boeing 737
      • 15:40 SEA
        23:59 BOS
        5Hrs, 19m Direct
      • SEASeattle/Tacoma International Airport 15:40 - BOS 23:59 5h 19m Direct
      • SEASeattle/Tacoma International Airport 15:40
      • BOSBoston Logan International Airport 23:59
      • 5h 19m
      • Direct
      • Alaska Airlines (AS 460)Boeing 737 Max 9 Passenger
      • Alaska Airlines (AS 460)
        • -
        • T
        • W
        • -
        • -
        • -
        • -
      • Boeing 737 Max 9 Passenger
      • 16:09 SEA
        05:33 BOS
        10Hrs, 24m 1 Stop (PHX)
      • SEASeattle/Tacoma International Airport 16:09 - BOS 05:33 10h 24m 1 Stop (PHX) Phoenix
      • SEASeattle/Tacoma International Airport 16:09
        PHXPhoenix Sky Harbor Intl Airport 22:45
      • PHXPhoenix Sky Harbor Intl Airport 20:02
        BOSBoston Logan International Airport 05:33
      • 10h 24m (2h 43m)
      • 1 Stop PHX · Phoenix 2h 43m
      • Alaska Airlines (AS 646)Boeing 737 Max 9 Passenger
        American Airlines (AA 2701)Airbus A321 Neo
      • Alaska Airlines (AS 646)
        • -
        • -
        • -
        • -
        • F
        • S
        • -
      • 16:09 SEA
        05:33 BOS
        10Hrs, 24m 1 Stop (PHX)
      • SEASeattle/Tacoma International Airport 16:09 - BOS 05:33 10h 24m 1 Stop (PHX) Phoenix
      • SEASeattle/Tacoma International Airport 16:09
        PHXPhoenix Sky Harbor Intl Airport 22:45
      • PHXPhoenix Sky Harbor Intl Airport 20:02
        BOSBoston Logan International Airport 05:33
      • 10h 24m (2h 43m)
      • 1 Stop PHX · Phoenix 2h 43m
      • Alaska Airlines (AS 646)Boeing 737 800
        American Airlines (AA 2701)Airbus A321 Neo
      • Alaska Airlines (AS 646)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 16:09 SEA
        05:33 BOS
        10Hrs, 24m 1 Stop (PHX)
      • SEASeattle/Tacoma International Airport 16:09 - BOS 05:33 10h 24m 1 Stop (PHX) Phoenix
      • SEASeattle/Tacoma International Airport 16:09
        PHXPhoenix Sky Harbor Intl Airport 22:45
      • PHXPhoenix Sky Harbor Intl Airport 20:02
        BOSBoston Logan International Airport 05:33
      • 10h 24m (2h 43m)
      • 1 Stop PHX · Phoenix 2h 43m
      • Alaska Airlines (AS 646)Boeing 737
        American Airlines (AA 2701)Airbus A321 Neo
      • Alaska Airlines (AS 646)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 16:23 SEA
        05:03 BOS
        9Hrs, 40m 1 Stop (SFO)
      • SEASeattle/Tacoma International Airport 16:23 - BOS 05:03 9h 40m 1 Stop (SFO) San Francisco
      • SEASeattle/Tacoma International Airport 16:23
        SFOSan Francisco International Airport 20:25
      • SFOSan Francisco International Airport 18:40
        BOSBoston Logan International Airport 05:03
      • 9h 40m (1h 45m)
      • 1 Stop SFO · San Francisco 1h 45m
      • United Airlines (UA 737)Airbus
        United Airlines (UA 2488)Boeing 757 200 Series
      • United Airlines (UA 737)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 16:23 SEA
        05:03 BOS
        9Hrs, 40m 1 Stop (SFO)
      • SEASeattle/Tacoma International Airport 16:23 - BOS 05:03 9h 40m 1 Stop (SFO) San Francisco
      • SEASeattle/Tacoma International Airport 16:23
        SFOSan Francisco International Airport 20:25
      • SFOSan Francisco International Airport 18:40
        BOSBoston Logan International Airport 05:03
      • 9h 40m (1h 45m)
      • 1 Stop SFO · San Francisco 1h 45m
      • United Airlines (UA 737)Boeing 737 800
        United Airlines (UA 2488)Boeing 757 200 Series
      • United Airlines (UA 737)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      • 16:30 SEA
        04:56 BOS
        9Hrs, 26m 1 Stop (SFO)
      • SEASeattle/Tacoma International Airport 16:30 - BOS 04:56 9h 26m 1 Stop (SFO) San Francisco
      • SEASeattle/Tacoma International Airport 16:30
        SFOSan Francisco International Airport 20:15
      • SFOSan Francisco International Airport 18:45
        BOSBoston Logan International Airport 04:56
      • 9h 26m (1h 30m)
      • 1 Stop SFO · San Francisco 1h 30m
      • United Airlines (UA 589)Boeing 737 900
        United Airlines (UA 2488)Boeing 757 200 Series
      • United Airlines (UA 589)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 16:30 SEA
        04:56 BOS
        9Hrs, 26m 1 Stop (SFO)
      • SEASeattle/Tacoma International Airport 16:30 - BOS 04:56 9h 26m 1 Stop (SFO) San Francisco
      • SEASeattle/Tacoma International Airport 16:30
        SFOSan Francisco International Airport 20:15
      • SFOSan Francisco International Airport 18:49
        BOSBoston Logan International Airport 04:56
      • 9h 26m (1h 26m)
      • 1 Stop SFO · San Francisco 1h 26m
      • United Airlines (UA 589)Boeing 737 800
        United Airlines (UA 2488)Boeing 757 200 Series
      • United Airlines (UA 589)
        • -
        • -
        • -
        • T
        • F
        • -
        • S
      • 17:33 SEA
        05:33 BOS
        9Hrs, 00m 1 Stop (PHX)
      • SEASeattle/Tacoma International Airport 17:33 - BOS 05:33 9h 1 Stop (PHX) Phoenix
      • SEASeattle/Tacoma International Airport 17:33
        PHXPhoenix Sky Harbor Intl Airport 22:45
      • PHXPhoenix Sky Harbor Intl Airport 21:40
        BOSBoston Logan International Airport 05:33
      • 9h (1h 05m)
      • 1 Stop PHX · Phoenix 1h 05m
      • American Airlines (AA 6455)Embraer Emb 175
        American Airlines (AA 2701)Airbus A321 Neo
      • American Airlines (AA 6455)
        • -
        • -
        • -
        • T
        • F
        • S
        • S
      • 17:40 SEA
        05:33 BOS
        8Hrs, 53m 1 Stop (PDX)
      • SEASeattle/Tacoma International Airport 17:40 - BOS 05:33 8h 53m 1 Stop (PDX) Portland
      • SEASeattle/Tacoma International Airport 17:40
        PDXPortland Airport 21:00
      • PDXPortland Airport 18:36
        BOSBoston Logan International Airport 05:33
      • 8h 53m (2h 24m)
      • 1 Stop PDX · Portland 2h 24m
      • Alaska Airlines (AS 3313)Embraer Emb 175
        Alaska Airlines (AS 400)Boeing 737
      • Alaska Airlines (AS 3313)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 17:40 SEA
        05:33 BOS
        8Hrs, 53m 1 Stop (PDX)
      • SEASeattle/Tacoma International Airport 17:40 - BOS 05:33 8h 53m 1 Stop (PDX) Portland
      • SEASeattle/Tacoma International Airport 17:40
        PDXPortland Airport 21:00
      • PDXPortland Airport 18:36
        BOSBoston Logan International Airport 05:33
      • 8h 53m (2h 24m)
      • 1 Stop PDX · Portland 2h 24m
      • Alaska Airlines (AS 3313)Embraer Emb 175
        Alaska Airlines (AS 400)Boeing 737 Max 9 Passenger
      • Alaska Airlines (AS 3313)
        • -
        • -
        • -
        • T
        • -
        • -
        • S
      • 17:55 SEA
        05:33 BOS
        8Hrs, 38m 1 Stop (PDX)
      • SEASeattle/Tacoma International Airport 17:55 - BOS 05:33 8h 38m 1 Stop (PDX) Portland
      • SEASeattle/Tacoma International Airport 17:55
        PDXPortland Airport 21:00
      • PDXPortland Airport 18:54
        BOSBoston Logan International Airport 05:33
      • 8h 38m (2h 06m)
      • 1 Stop PDX · Portland 2h 06m
      • Alaska Airlines (AS 3313)Embraer Emb 175
        Alaska Airlines (AS 400)Boeing 737
      • Alaska Airlines (AS 3313)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 18:00 SEA
        07:38 BOS
        10Hrs, 38m 1 Stop (SFO)
      • SEASeattle/Tacoma International Airport 18:00 - BOS 07:38 10h 38m 1 Stop (SFO) San Francisco
      • SEASeattle/Tacoma International Airport 18:00
        SFOSan Francisco International Airport 23:00
      • SFOSan Francisco International Airport 20:17
        BOSBoston Logan International Airport 07:38
      • 10h 38m (2h 43m)
      • 1 Stop SFO · San Francisco 2h 43m
      • United Airlines (UA 1914)Boeing 737 Max 8 Passenger
        United Airlines (UA 1665)Boeing 757 200 Series
      • United Airlines (UA 1914)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      • 18:00 SEA
        07:38 BOS
        10Hrs, 38m 1 Stop (SFO)
      • SEASeattle/Tacoma International Airport 18:00 - BOS 07:38 10h 38m 1 Stop (SFO) San Francisco
      • SEASeattle/Tacoma International Airport 18:00
        SFOSan Francisco International Airport 23:00
      • SFOSan Francisco International Airport 20:17
        BOSBoston Logan International Airport 07:38
      • 10h 38m (2h 43m)
      • 1 Stop SFO · San Francisco 2h 43m
      • United Airlines (UA 1914)Boeing 737 Max 8 Passenger
        United Airlines (UA 1665)Boeing 737 Max 9 Passenger
      • United Airlines (UA 1914)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 18:13 SEA
        07:17 BOS
        10Hrs, 04m 1 Stop (SFO)
      • SEASeattle/Tacoma International Airport 18:13 - BOS 07:17 10h 04m 1 Stop (SFO) San Francisco
      • SEASeattle/Tacoma International Airport 18:13
        SFOSan Francisco International Airport 22:35
      • SFOSan Francisco International Airport 20:32
        BOSBoston Logan International Airport 07:17
      • 10h 04m (2h 03m)
      • 1 Stop SFO · San Francisco 2h 03m
      • United Airlines (UA 737)Airbus
        United Airlines (UA 1665)Boeing 737 Max 9 Passenger
      • United Airlines (UA 737)
        • -
        • -
        • -
        • T
        • F
        • S
        • S
      • 19:10 SEA
        05:57 BOS
        7Hrs, 47m 1 Stop (DEN)
      • SEASeattle/Tacoma International Airport 19:10 - BOS 05:57 7h 47m 1 Stop (DEN) Denver
      • SEASeattle/Tacoma International Airport 19:10
        DENDenver Intl Airport 23:59
      • DENDenver Intl Airport 22:52
        BOSBoston Logan International Airport 05:57
      • 7h 47m (1h 07m)
      • 1 Stop DEN · Denver 1h 07m
      • United Airlines (UA 376)Boeing 737 800
        United Airlines (UA 2610)Boeing 737 800
      • United Airlines (UA 376)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 19:10 SEA
        05:57 BOS
        7Hrs, 47m 1 Stop (DEN)
      • SEASeattle/Tacoma International Airport 19:10 - BOS 05:57 7h 47m 1 Stop (DEN) Denver
      • SEASeattle/Tacoma International Airport 19:10
        DENDenver Intl Airport 23:59
      • DENDenver Intl Airport 22:52
        BOSBoston Logan International Airport 05:57
      • 7h 47m (1h 07m)
      • 1 Stop DEN · Denver 1h 07m
      • United Airlines (UA 376)Boeing 737 800
        United Airlines (UA 2610)Airbus
      • United Airlines (UA 376)
        • -
        • -
        • -
        • -
        • F
        • S
        • -
      • 19:10 SEA
        05:57 BOS
        7Hrs, 47m 1 Stop (DEN)
      • SEASeattle/Tacoma International Airport 19:10 - BOS 05:57 7h 47m 1 Stop (DEN) Denver
      • SEASeattle/Tacoma International Airport 19:10
        DENDenver Intl Airport 23:59
      • DENDenver Intl Airport 22:52
        BOSBoston Logan International Airport 05:57
      • 7h 47m (1h 07m)
      • 1 Stop DEN · Denver 1h 07m
      • United Airlines (UA 376)Boeing 737 Max 9 Passenger
        United Airlines (UA 2610)Boeing 737 800
      • United Airlines (UA 376)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 19:15 SEA
        05:33 BOS
        7Hrs, 18m 1 Stop (PDX)
      • SEASeattle/Tacoma International Airport 19:15 - BOS 05:33 7h 18m 1 Stop (PDX) Portland
      • SEASeattle/Tacoma International Airport 19:15
        PDXPortland Airport 21:00
      • PDXPortland Airport 20:11
        BOSBoston Logan International Airport 05:33
      • 7h 18m (49m)
      • 1 Stop PDX · Portland 49m
      • Alaska Airlines (AS 3307)Embraer Emb 175
        Alaska Airlines (AS 400)Boeing 737 Max 9 Passenger
      • Alaska Airlines (AS 3307)
        • -
        • -
        • -
        • T
        • -
        • -
        • S
      • 19:15 SEA
        05:33 BOS
        7Hrs, 18m 1 Stop (PDX)
      • SEASeattle/Tacoma International Airport 19:15 - BOS 05:33 7h 18m 1 Stop (PDX) Portland
      • SEASeattle/Tacoma International Airport 19:15
        PDXPortland Airport 21:00
      • PDXPortland Airport 20:11
        BOSBoston Logan International Airport 05:33
      • 7h 18m (49m)
      • 1 Stop PDX · Portland 49m
      • Alaska Airlines (AS 3307)Embraer Emb 175
        Alaska Airlines (AS 400)Boeing 737
      • Alaska Airlines (AS 3307)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 21:40 SEA
        08:29 BOS
        7Hrs, 49m 1 Stop (PHL)
      • SEASeattle/Tacoma International Airport 21:40 - BOS 08:29 7h 49m 1 Stop (PHL) Philadelphia
      • SEASeattle/Tacoma International Airport 21:40
        PHLPhiladelphia International Airport 07:00
      • PHLPhiladelphia International Airport 05:45
        BOSBoston Logan International Airport 08:29
      • 7h 49m (1h 15m)
      • 1 Stop PHL · Philadelphia 1h 15m
      • Alaska Airlines (AS 371)Boeing 737
        American Airlines (AA 5910)Er4 Embraer Rj145 Amazon
      • Alaska Airlines (AS 371)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 21:45 SEA
        08:29 BOS
        7Hrs, 44m 1 Stop (PHL)
      • SEASeattle/Tacoma International Airport 21:45 - BOS 08:29 7h 44m 1 Stop (PHL) Philadelphia
      • SEASeattle/Tacoma International Airport 21:45
        PHLPhiladelphia International Airport 07:00
      • PHLPhiladelphia International Airport 05:40
        BOSBoston Logan International Airport 08:29
      • 7h 44m (1h 20m)
      • 1 Stop PHL · Philadelphia 1h 20m
      • Alaska Airlines (AS 371)Boeing 737 800
        American Airlines (AA 5910)Er4 Embraer Rj145 Amazon
      • Alaska Airlines (AS 371)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 21:45 SEA
        08:29 BOS
        7Hrs, 44m 1 Stop (PHL)
      • SEASeattle/Tacoma International Airport 21:45 - BOS 08:29 7h 44m 1 Stop (PHL) Philadelphia
      • SEASeattle/Tacoma International Airport 21:45
        PHLPhiladelphia International Airport 07:00
      • PHLPhiladelphia International Airport 05:40
        BOSBoston Logan International Airport 08:29
      • 7h 44m (1h 20m)
      • 1 Stop PHL · Philadelphia 1h 20m
      • Alaska Airlines (AS 371)Boeing 737 Max 9 Passenger
        American Airlines (AA 5910)Er4 Embraer Rj145 Amazon
      • Alaska Airlines (AS 371)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 21:45 SEA
        08:29 BOS
        7Hrs, 44m 1 Stop (PHL)
      • SEASeattle/Tacoma International Airport 21:45 - BOS 08:29 7h 44m 1 Stop (PHL) Philadelphia
      • SEASeattle/Tacoma International Airport 21:45
        PHLPhiladelphia International Airport 07:00
      • PHLPhiladelphia International Airport 05:40
        BOSBoston Logan International Airport 08:29
      • 7h 44m (1h 20m)
      • 1 Stop PHL · Philadelphia 1h 20m
      • Alaska Airlines (AS 371)Boeing 737
        American Airlines (AA 5910)Er4 Embraer Rj145 Amazon
      • Alaska Airlines (AS 371)
        • -
        • -
        • -
        • -
        • F
        • -
        • S
      • 22:09 SEA
        11:03 BOS
        9Hrs, 54m 1 Stop (CLT)
      • SEASeattle/Tacoma International Airport 22:09 - BOS 11:03 9h 54m 1 Stop (CLT) Charlotte
      • SEASeattle/Tacoma International Airport 22:09
        CLTCharlotte Airport 08:55
      • CLTCharlotte Airport 06:10
        BOSBoston Logan International Airport 11:03
      • 9h 54m (2h 45m)
      • 1 Stop CLT · Charlotte 2h 45m
      • American Airlines (AA 2793)Airbus
        American Airlines (AA 3040)Boeing 737 800
      • American Airlines (AA 2793)
        • -
        • -
        • -
        • T
        • -
        • S
        • S
      • 22:09 SEA
        11:57 BOS
        10Hrs, 48m 1 Stop (MIA)
      • SEASeattle/Tacoma International Airport 22:09 - BOS 11:57 10h 48m 1 Stop (MIA) Miami
      • SEASeattle/Tacoma International Airport 22:09
        MIAMiami International Airport 08:30
      • MIAMiami International Airport 06:56
        BOSBoston Logan International Airport 11:57
      • 10h 48m (1h 34m)
      • 1 Stop MIA · Miami 1h 34m
      • American Airlines (AA 1471)Airbus A321 Neo
        American Airlines (AA 2247)Airbus A321 Neo
      • American Airlines (AA 1471)
        • -
        • -
        • -
        • T
        • F
        • S
        • S
      • 22:09 SEA
        09:18 BOS
        8Hrs, 09m 1 Stop (CLT)
      • SEASeattle/Tacoma International Airport 22:09 - BOS 09:18 8h 09m 1 Stop (CLT) Charlotte
      • SEASeattle/Tacoma International Airport 22:09
        CLTCharlotte Airport 07:10
      • CLTCharlotte Airport 06:10
        BOSBoston Logan International Airport 09:18
      • 8h 09m (1h)
      • 1 Stop CLT · Charlotte 1h
      • American Airlines (AA 2793)Airbus
        American Airlines (AA 1413)Airbus
      • American Airlines (AA 2793)
        • -
        • -
        • -
        • T
        • F
        • S
        • S
      • 22:17 SEA
        11:49 BOS
        10Hrs, 32m 1 Stop (MIA)
      • SEASeattle/Tacoma International Airport 22:17 - BOS 11:49 10h 32m 1 Stop (MIA) Miami
      • SEASeattle/Tacoma International Airport 22:17
        MIAMiami International Airport 08:30
      • MIAMiami International Airport 07:04
        BOSBoston Logan International Airport 11:49
      • 10h 32m (1h 26m)
      • 1 Stop MIA · Miami 1h 26m
      • American Airlines (AA 1471)Airbus A321 Neo
        American Airlines (AA 2247)Airbus A321 Neo
      • American Airlines (AA 1471)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      • 22:17 SEA
        11:57 BOS
        10Hrs, 40m 1 Stop (MIA)
      • SEASeattle/Tacoma International Airport 22:17 - BOS 11:57 10h 40m 1 Stop (MIA) Miami
      • SEASeattle/Tacoma International Airport 22:17
        MIAMiami International Airport 08:30
      • MIAMiami International Airport 07:04
        BOSBoston Logan International Airport 11:57
      • 10h 40m (1h 26m)
      • 1 Stop MIA · Miami 1h 26m
      • American Airlines (AA 1471)Airbus A321 Neo
        American Airlines (AA 2247)Airbus A321 Neo
      • American Airlines (AA 1471)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 22:19 SEA
        11:03 BOS
        9Hrs, 44m 1 Stop (CLT)
      • SEASeattle/Tacoma International Airport 22:19 - BOS 11:03 9h 44m 1 Stop (CLT) Charlotte
      • SEASeattle/Tacoma International Airport 22:19
        CLTCharlotte Airport 08:55
      • CLTCharlotte Airport 06:18
        BOSBoston Logan International Airport 11:03
      • 9h 44m (2h 37m)
      • 1 Stop CLT · Charlotte 2h 37m
      • American Airlines (AA 2793)Airbus
        American Airlines (AA 3040)Boeing 737 800
      • American Airlines (AA 2793)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 22:19 SEA
        11:05 BOS
        9Hrs, 46m 1 Stop (CLT)
      • SEASeattle/Tacoma International Airport 22:19 - BOS 11:05 9h 46m 1 Stop (CLT) Charlotte
      • SEASeattle/Tacoma International Airport 22:19
        CLTCharlotte Airport 08:55
      • CLTCharlotte Airport 06:18
        BOSBoston Logan International Airport 11:05
      • 9h 46m (2h 37m)
      • 1 Stop CLT · Charlotte 2h 37m
      • American Airlines (AA 2793)Airbus
        American Airlines (AA 3271)Airbus
      • American Airlines (AA 2793)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      • 22:19 SEA
        11:43 BOS
        10Hrs, 24m 1 Stop (IND)
      • SEASeattle/Tacoma International Airport 22:19 - BOS 11:43 10h 24m 1 Stop (IND) Indianapolis
      • SEASeattle/Tacoma International Airport 22:19
        INDIndianapolis Airport 09:30
      • INDIndianapolis Airport 05:30
        BOSBoston Logan International Airport 11:43
      • 10h 24m (4h)
      • 1 Stop IND · Indianapolis 4h
      • Alaska Airlines (AS 545)Boeing 737 Max 9 Passenger
        American Airlines (AA 4716)Embraer Emb 175
      • Alaska Airlines (AS 545)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 22:19 SEA
        11:43 BOS
        10Hrs, 24m 1 Stop (IND)
      • SEASeattle/Tacoma International Airport 22:19 - BOS 11:43 10h 24m 1 Stop (IND) Indianapolis
      • SEASeattle/Tacoma International Airport 22:19
        INDIndianapolis Airport 09:30
      • INDIndianapolis Airport 05:30
        BOSBoston Logan International Airport 11:43
      • 10h 24m (4h)
      • 1 Stop IND · Indianapolis 4h
      • Alaska Airlines (AS 545)Boeing 737
        American Airlines (AA 4716)Embraer Emb 175
      • Alaska Airlines (AS 545)
        • -
        • -
        • -
        • T
        • -
        • S
        • -
      • 22:19 SEA
        11:52 BOS
        10Hrs, 33m 1 Stop (IND)
      • SEASeattle/Tacoma International Airport 22:19 - BOS 11:52 10h 33m 1 Stop (IND) Indianapolis
      • SEASeattle/Tacoma International Airport 22:19
        INDIndianapolis Airport 09:39
      • INDIndianapolis Airport 05:30
        BOSBoston Logan International Airport 11:52
      • 10h 33m (4h 09m)
      • 1 Stop IND · Indianapolis 4h 09m
      • Alaska Airlines (AS 545)Boeing 737
        American Airlines (AA 4716)Embraer Emb 175
      • Alaska Airlines (AS 545)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 22:19 SEA
        09:18 BOS
        7Hrs, 59m 1 Stop (CLT)
      • SEASeattle/Tacoma International Airport 22:19 - BOS 09:18 7h 59m 1 Stop (CLT) Charlotte
      • SEASeattle/Tacoma International Airport 22:19
        CLTCharlotte Airport 07:10
      • CLTCharlotte Airport 06:18
        BOSBoston Logan International Airport 09:18
      • 7h 59m (52m)
      • 1 Stop CLT · Charlotte 52m
      • American Airlines (AA 2793)Airbus
        American Airlines (AA 1413)Airbus
      • American Airlines (AA 2793)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 22:19 SEA
        09:30 BOS
        8Hrs, 11m 1 Stop (CLT)
      • SEASeattle/Tacoma International Airport 22:19 - BOS 09:30 8h 11m 1 Stop (CLT) Charlotte
      • SEASeattle/Tacoma International Airport 22:19
        CLTCharlotte Airport 07:20
      • CLTCharlotte Airport 06:18
        BOSBoston Logan International Airport 09:30
      • 8h 11m (1h 02m)
      • 1 Stop CLT · Charlotte 1h 02m
      • American Airlines (AA 2793)Airbus
        American Airlines (AA 1679)Boeing 737 800
      • American Airlines (AA 2793)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      • 22:36 SEA
        10:50 BOS
        9Hrs, 14m 1 Stop (ORD)
      • SEASeattle/Tacoma International Airport 22:36 - BOS 10:50 9h 14m 1 Stop (ORD) Chicago
      • SEASeattle/Tacoma International Airport 22:36
        ORDChicago O'Hare International Airport 07:19
      • ORDChicago O'Hare International Airport 04:40
        BOSBoston Logan International Airport 10:50
      • 9h 14m (2h 39m)
      • 1 Stop ORD · Chicago 2h 39m
      • Alaska Airlines (AS 328)Boeing 737 Max 9 Passenger
        American Airlines (AA 3703)Embraer Emb 175
      • Alaska Airlines (AS 328)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 22:36 SEA
        10:50 BOS
        9Hrs, 14m 1 Stop (ORD)
      • SEASeattle/Tacoma International Airport 22:36 - BOS 10:50 9h 14m 1 Stop (ORD) Chicago
      • SEASeattle/Tacoma International Airport 22:36
        ORDChicago O'Hare International Airport 07:19
      • ORDChicago O'Hare International Airport 04:40
        BOSBoston Logan International Airport 10:50
      • 9h 14m (2h 39m)
      • 1 Stop ORD · Chicago 2h 39m
      • Alaska Airlines (AS 328)Boeing 737
        American Airlines (AA 3703)Embraer Emb 175
      • Alaska Airlines (AS 328)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 22:36 SEA
        10:54 BOS
        9Hrs, 18m 1 Stop (ORD)
      • SEASeattle/Tacoma International Airport 22:36 - BOS 10:54 9h 18m 1 Stop (ORD) Chicago
      • SEASeattle/Tacoma International Airport 22:36
        ORDChicago O'Hare International Airport 07:20
      • ORDChicago O'Hare International Airport 04:40
        BOSBoston Logan International Airport 10:54
      • 9h 18m (2h 40m)
      • 1 Stop ORD · Chicago 2h 40m
      • Alaska Airlines (AS 328)Boeing 737 Max 9 Passenger
        American Airlines (AA 3703)Embraer Emb 175
      • Alaska Airlines (AS 328)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 22:50 SEA
        09:40 BOS
        7Hrs, 50m 1 Stop (EWR)
      • SEASeattle/Tacoma International Airport 22:50 - BOS 09:40 7h 50m 1 Stop (EWR) New York City
      • SEASeattle/Tacoma International Airport 22:50
        EWRNewark Liberty International Airport 08:25
      • EWRNewark Liberty International Airport 07:08
        BOSBoston Logan International Airport 09:40
      • 7h 50m (1h 17m)
      • 1 Stop EWR · New York City 1h 17m
      • United Airlines (UA 341)Boeing 737 Max 8 Passenger
        United Airlines (UA 1082)Airbus
      • United Airlines (UA 341)
        • -
        • -
        • -
        • T
        • -
        • -
        • S
      • 22:50 SEA
        09:40 BOS
        7Hrs, 50m 1 Stop (EWR)
      • SEASeattle/Tacoma International Airport 22:50 - BOS 09:40 7h 50m 1 Stop (EWR) New York City
      • SEASeattle/Tacoma International Airport 22:50
        EWRNewark Liberty International Airport 08:25
      • EWRNewark Liberty International Airport 07:08
        BOSBoston Logan International Airport 09:40
      • 7h 50m (1h 17m)
      • 1 Stop EWR · New York City 1h 17m
      • United Airlines (UA 341)Boeing 737 Max 8 Passenger
        United Airlines (UA 1082)Boeing 737 700
      • United Airlines (UA 341)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 22:50 SEA
        12:11 BOS
        10Hrs, 21m 1 Stop (EWR)
      • SEASeattle/Tacoma International Airport 22:50 - BOS 12:11 10h 21m 1 Stop (EWR) New York City
      • SEASeattle/Tacoma International Airport 22:50
        EWRNewark Liberty International Airport 11:00
      • EWRNewark Liberty International Airport 07:08
        BOSBoston Logan International Airport 12:11
      • 10h 21m (3h 52m)
      • 1 Stop EWR · New York City 3h 52m
      • United Airlines (UA 341)Boeing 737 900
        United Airlines (UA 1864)Boeing 757 200 Series
      • United Airlines (UA 341)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 22:50 SEA
        12:11 BOS
        10Hrs, 21m 1 Stop (EWR)
      • SEASeattle/Tacoma International Airport 22:50 - BOS 12:11 10h 21m 1 Stop (EWR) New York City
      • SEASeattle/Tacoma International Airport 22:50
        EWRNewark Liberty International Airport 11:00
      • EWRNewark Liberty International Airport 07:08
        BOSBoston Logan International Airport 12:11
      • 10h 21m (3h 52m)
      • 1 Stop EWR · New York City 3h 52m
      • United Airlines (UA 341)Boeing 737 Max 8 Passenger
        United Airlines (UA 1864)Boeing 757 200 Series
      • United Airlines (UA 341)
        • -
        • -
        • -
        • T
        • -
        • S
        • S
      • 23:10 SEA
        10:21 BOS
        8Hrs, 11m 1 Stop (PHL)
      • SEASeattle/Tacoma International Airport 23:10 - BOS 10:21 8h 11m 1 Stop (PHL) Philadelphia
      • SEASeattle/Tacoma International Airport 23:10
        PHLPhiladelphia International Airport 08:50
      • PHLPhiladelphia International Airport 07:17
        BOSBoston Logan International Airport 10:21
      • 8h 11m (1h 33m)
      • 1 Stop PHL · Philadelphia 1h 33m
      • American Airlines (AA 216)Airbus A321 Neo
        American Airlines (AA 771)Airbus
      • American Airlines (AA 216)
        • -
        • -
        • -
        • T
        • -
        • S
        • S
      • 23:10 SEA
        11:59 BOS
        9Hrs, 49m 1 Stop (PHL)
      • SEASeattle/Tacoma International Airport 23:10 - BOS 11:59 9h 49m 1 Stop (PHL) Philadelphia
      • SEASeattle/Tacoma International Airport 23:10
        PHLPhiladelphia International Airport 10:35
      • PHLPhiladelphia International Airport 07:17
        BOSBoston Logan International Airport 11:59
      • 9h 49m (3h 18m)
      • 1 Stop PHL · Philadelphia 3h 18m
      • American Airlines (AA 216)Airbus A321 Neo
        American Airlines (AA 4499)Embraer Emb 175
      • American Airlines (AA 216)
        • -
        • -
        • -
        • -
        • F
        • -
        • -
      • 23:10 SEA
        12:20 BOS
        10Hrs, 10m 1 Stop (PHL)
      • SEASeattle/Tacoma International Airport 23:10 - BOS 12:20 10h 10m 1 Stop (PHL) Philadelphia
      • SEASeattle/Tacoma International Airport 23:10
        PHLPhiladelphia International Airport 10:59
      • PHLPhiladelphia International Airport 07:17
        BOSBoston Logan International Airport 12:20
      • 10h 10m (3h 42m)
      • 1 Stop PHL · Philadelphia 3h 42m
      • American Airlines (AA 216)Airbus A321 Neo
        American Airlines (AA 1416)Airbus
      • American Airlines (AA 216)
        • -
        • -
        • -
        • T
        • -
        • S
        • S
      • 23:15 SEA
        10:00 BOS
        7Hrs, 45m 1 Stop (IAD)
      • SEASeattle/Tacoma International Airport 23:15 - BOS 10:00 7h 45m 1 Stop (IAD) Washington
      • SEASeattle/Tacoma International Airport 23:15
        IADWashington Dulles International Airport 08:25
      • IADWashington Dulles International Airport 07:07
        BOSBoston Logan International Airport 10:00
      • 7h 45m (1h 18m)
      • 1 Stop IAD · Washington 1h 18m
      • United Airlines (UA 1810)Airbus
        United Airlines (UA 641)Airbus
      • United Airlines (UA 1810)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 23:15 SEA
        10:00 BOS
        7Hrs, 45m 1 Stop (IAD)
      • SEASeattle/Tacoma International Airport 23:15 - BOS 10:00 7h 45m 1 Stop (IAD) Washington
      • SEASeattle/Tacoma International Airport 23:15
        IADWashington Dulles International Airport 08:25
      • IADWashington Dulles International Airport 07:07
        BOSBoston Logan International Airport 10:00
      • 7h 45m (1h 18m)
      • 1 Stop IAD · Washington 1h 18m
      • United Airlines (UA 1810)Boeing 737 800
        United Airlines (UA 641)Airbus
      • United Airlines (UA 1810)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 23:15 SEA
        10:00 BOS
        7Hrs, 45m 1 Stop (IAD)
      • SEASeattle/Tacoma International Airport 23:15 - BOS 10:00 7h 45m 1 Stop (IAD) Washington
      • SEASeattle/Tacoma International Airport 23:15
        IADWashington Dulles International Airport 08:25
      • IADWashington Dulles International Airport 07:07
        BOSBoston Logan International Airport 10:00
      • 7h 45m (1h 18m)
      • 1 Stop IAD · Washington 1h 18m
      • United Airlines (UA 1810)Boeing 737 800
        United Airlines (UA 641)Boeing 737 800
      • United Airlines (UA 1810)
        • -
        • -
        • -
        • T
        • F
        • -
        • -
      • 23:22 SEA
        10:28 BOS
        8Hrs, 06m 1 Stop (ORD)
      • SEASeattle/Tacoma International Airport 23:22 - BOS 10:28 8h 06m 1 Stop (ORD) Chicago
      • SEASeattle/Tacoma International Airport 23:22
        ORDChicago O'Hare International Airport 07:00
      • ORDChicago O'Hare International Airport 05:19
        BOSBoston Logan International Airport 10:28
      • 8h 06m (1h 41m)
      • 1 Stop ORD · Chicago 1h 41m
      • Alaska Airlines (AS 328)Boeing 737 800
        American Airlines (AA 3703)Embraer Emb 175
      • Alaska Airlines (AS 328)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 23:45 SEA
        12:06 BOS
        9Hrs, 21m 1 Stop (EWR)
      • SEASeattle/Tacoma International Airport 23:45 - BOS 12:06 9h 21m 1 Stop (EWR) New York City
      • SEASeattle/Tacoma International Airport 23:45
        EWRNewark Liberty International Airport 10:55
      • EWRNewark Liberty International Airport 07:52
        BOSBoston Logan International Airport 12:06
      • 9h 21m (3h 03m)
      • 1 Stop EWR · New York City 3h 03m
      • United Airlines (UA 341)Boeing 737 Max 8 Passenger
        United Airlines (UA 1864)Boeing 757 200 Series
      • United Airlines (UA 341)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      No Schedules Sorry, there are no schedules matching your filters. Try removing one. reset
      What’s the fastest flight time from Seattle to Boston?

      The fastest flight time for direct flights from Seattle to Boston is 5 hours 7 minutes. Check latest flight schedules & prices on Wego.

      How far is Boston from Seattle?

      The flight distance between Seattle and Boston is 4000km. Check all available flights on Wego.

      When is the earliest and latest flight of the day?

      The earliest flight of the day departs at 06:34. The last flight of the day departs at 16:09. See the full list of flight times on Wego.

      How many airlines offer direct flights from Seattle to Boston?

      There are 3 airlines that offer direct flights from Seattle to Boston. Find out the list of airlines on Wego.

      All Airports in Boston

      Boston Logan International Airport BOS

      Popular Destinations From Boston

      Popular Destinations From Seattle

      Popular Hotels in Boston

      Hotels In Popular Destinations