Alaska Airlines flights from Seattle-Tacoma (SEA) to Boston Logan (BOS).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu,Sat 15:59 Seattle-Tacoma (SEA) 00:23 Boston Logan (BOS) B
Alaska Airlines AS 460 Non-stop Boeing 737 (73J) 5:24 Valid until 2026-01-03
The flight arrives 1 day after departure.
Mon 15:59 Seattle-Tacoma (SEA) 00:23 Boston Logan (BOS) B
Alaska Airlines AS 460 Non-stop Boeing 737-800 (73H) 5:24 Operates only on 2026-01-05
The flight arrives 1 day after departure.
Daily 10:26 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B
Alaska Airlines AS 506 Non-stop Boeing 737 (73J) 5:33 Effective 2026-05-13 through 2026-06-09
Sat 22:23 Seattle-Tacoma (SEA) 07:42 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 MAX 9 (7M9) 5:19 Operates only on 2026-03-07
The flight arrives 1 day after departure.
Daily 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-02-12 through 2026-02-25
The flight arrives 1 day after departure.
Thu 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 (73J) 5:14 Operates only on 2026-02-26
The flight arrives 1 day after departure.
Daily 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-02-27 through 2026-03-06
The flight arrives 1 day after departure.
Mon-Wed,Sun 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-03-08 through 2026-03-11
The flight arrives 1 day after departure.
Thu,Sat,Sun 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 (73J) 5:14 Effective 2026-03-12 through 2026-03-15
The flight arrives 1 day after departure.
Mon,Tue 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-03-16 through 2026-03-17
The flight arrives 1 day after departure.
Fri 22:45 Seattle-Tacoma (SEA) 06:59 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Operates only on 2026-03-13
The flight arrives 1 day after departure.
Wed 22:50 Seattle-Tacoma (SEA) 07:16 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 (73J) 5:26 Operates only on 2026-03-18
The flight arrives 1 day after departure.
Daily 22:50 Seattle-Tacoma (SEA) 07:12 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 (73J) 5:22 Effective 2026-03-19 through 2026-05-12
The flight arrives 1 day after departure.
Daily 23:00 Seattle-Tacoma (SEA) 07:20 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 (73J) 5:20 Effective 2026-05-13 through 2026-06-09
The flight arrives 1 day after departure.
Daily 23:40 Seattle-Tacoma (SEA) 08:02 Boston Logan (BOS) B
Alaska Airlines AS 536 Non-stop Boeing 737 (73J) 5:22 Effective from 2026-06-10
The flight arrives 1 day after departure.
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Alaska Airlines flights from Seattle-Tacoma (SEA) to Boston Logan (BOS).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS460
15:59
Seattle-Tacoma (SEA)

00:23(+1)
Boston Logan (BOS) B
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 5:24, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS460
15:59
Seattle-Tacoma (SEA)

00:23(+1)
Boston Logan (BOS) B
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:24, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS506
10:26
Seattle-Tacoma (SEA)

18:59
Boston Logan (BOS) B
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:33, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS536
22:23
Seattle-Tacoma (SEA)

07:42(+1)
Boston Logan (BOS) B
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:19, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:40
Seattle-Tacoma (SEA)

06:54(+1)
Boston Logan (BOS) B
Effective 2026-02-12 through 2026-02-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:40
Seattle-Tacoma (SEA)

06:54(+1)
Boston Logan (BOS) B
Operates only on 2026-02-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:14, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:40
Seattle-Tacoma (SEA)

06:54(+1)
Boston Logan (BOS) B
Effective 2026-02-27 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:40
Seattle-Tacoma (SEA)

06:54(+1)
Boston Logan (BOS) B
Effective 2026-03-08 through 2026-03-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:40
Seattle-Tacoma (SEA)

06:54(+1)
Boston Logan (BOS) B
Effective 2026-03-12 through 2026-03-15
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 5:14, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:40
Seattle-Tacoma (SEA)

06:54(+1)
Boston Logan (BOS) B
Effective 2026-03-16 through 2026-03-17
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:45
Seattle-Tacoma (SEA)

06:59(+1)
Boston Logan (BOS) B
Operates only on 2026-03-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:50
Seattle-Tacoma (SEA)

07:16(+1)
Boston Logan (BOS) B
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:26, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
22:50
Seattle-Tacoma (SEA)

07:12(+1)
Boston Logan (BOS) B
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:22, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
23:00
Seattle-Tacoma (SEA)

07:20(+1)
Boston Logan (BOS) B
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:20, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS536
23:40
Seattle-Tacoma (SEA)

08:02(+1)
Boston Logan (BOS) B
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:22, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
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  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Boston Logan airport (BOS).
  • The flight distance is 2487 miles, or 4003 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 5:14 and 5:38.
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