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

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 20:20 Boston Logan (BOS) B 23:53 Seattle-Tacoma (SEA)
Alaska Airlines AS 74 Non-stop Boeing 737 (73J) 6:33 Operates only on 2025-01-05
Daily 17:00 Boston Logan (BOS) B 20:23 Seattle-Tacoma (SEA)
Alaska Airlines AS 306 Non-stop Boeing 737 (73J) 6:23 Effective from 2025-03-19
Sat 16:36 Boston Logan (BOS) B 19:56 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:20 Operates only on 2024-11-02
Sat 16:36 Boston Logan (BOS) B 19:56 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:20 Operates only on 2024-11-09
Sat 16:36 Boston Logan (BOS) B 19:56 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:20 Operates only on 2024-11-16
Tue,Fri 17:23 Boston Logan (BOS) B 21:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:37 Effective 2024-12-03 through 2024-12-10
Wed,Thu,Sun 17:23 Boston Logan (BOS) B 21:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:37 Effective 2024-12-04 through 2024-12-12
Mon 17:23 Boston Logan (BOS) B 21:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:37 Effective 2024-12-09 through 2024-12-16
Tue,Fri,Sun 17:23 Boston Logan (BOS) B 21:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:37 Effective 2024-12-13 through 2024-12-17
Wed 17:23 Boston Logan (BOS) B 21:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:37 Operates only on 2024-12-18
Sun 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:19 Operates only on 2024-10-27
Mon-Wed,Fri,Sun 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:19 Effective 2024-10-28 through 2024-11-06
Thu 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:19 Operates only on 2024-10-31
Mon,Thu,Fri,Sun 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:19 Effective 2024-11-07 through 2024-11-17
Tue 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:19 Operates only on 2024-11-12
Mon,Wed 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:19 Effective 2024-11-13 through 2024-11-20
Tue 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:19 Operates only on 2024-11-19
Thu 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:19 Operates only on 2024-11-21
Daily 17:30 Boston Logan (BOS) B 21:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:39 Effective 2025-01-06 through 2025-03-18
Tue,Sat,Sun 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:22 Effective 2024-10-01 through 2024-10-06
Wed,Thu 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2024-10-02 through 2024-10-03
Mon,Tue,Thu,Fri 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:22 Effective 2024-10-04 through 2024-10-10
Wed 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 8 (7M8) 6:22 Effective 2024-10-09 through 2024-10-16
Tue,Fri,Sat 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2024-10-11 through 2024-10-15
Sun 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:22 Effective 2024-10-13 through 2024-10-20
Mon,Thu,Fri 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:22 Effective 2024-10-14 through 2024-10-24
Tue,Sat 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2024-10-19 through 2024-10-22
Wed,Fri 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:22 Effective 2024-10-23 through 2024-10-25
Sat 17:50 Boston Logan (BOS) B 21:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:22 Operates only on 2024-10-26
Mon-Sat 17:59 Boston Logan (BOS) B 21:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Valid until 2024-09-07
Sun 17:59 Boston Logan (BOS) B 21:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:14 Operates only on 2024-09-01
Daily 17:59 Boston Logan (BOS) B 21:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Effective 2024-09-08 through 2024-09-29
Mon 17:59 Boston Logan (BOS) B 21:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:14 Operates only on 2024-09-30
Sat 18:23 Boston Logan (BOS) B 22:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737-800 (73H) 6:37 Effective 2024-12-07 through 2024-12-14
Mon-Wed,Fri-Sun 20:20 Boston Logan (BOS) B 23:43 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:23 Effective 2024-11-22 through 2024-12-02
Mon-Fri,Sun 20:20 Boston Logan (BOS) B 23:53 Seattle-Tacoma (SEA)
Alaska Airlines AS 364 Non-stop Boeing 737 (73J) 6:33 Effective 2024-12-19 through 2025-01-03
Mon,Thu,Sat,Sun 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 (73J) 6:14 Valid until 2024-09-05
Tue,Wed,Fri 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Valid until 2024-09-04
Mon,Tue,Thu,Fri 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 (73J) 6:14 Effective 2024-09-06 through 2024-09-13
Wed,Sat,Sun 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Effective 2024-09-07 through 2024-09-14
Thu,Fri,Sun 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 (73J) 6:14 Effective 2024-09-15 through 2024-09-22
Mon-Wed,Sat 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Effective 2024-09-16 through 2024-09-21
Mon,Tue,Thu,Fri,Sun 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 (73J) 6:14 Effective 2024-09-23 through 2024-09-30
Wed 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Operates only on 2024-09-25
Sat 19:59 Boston Logan (BOS) B 23:13 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737-800 (73H) 6:14 Operates only on 2024-09-28
Mon,Tue,Sun 19:59 Boston Logan (BOS) B 23:21 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 (73J) 6:22 Effective 2024-10-01 through 2024-10-07
Wed,Fri 19:59 Boston Logan (BOS) B 23:21 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2024-10-02 through 2024-10-04
Tue,Thu,Sat 19:59 Boston Logan (BOS) B 23:21 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737-800 (73H) 6:22 Effective 2024-10-03 through 2024-10-08
Mon,Wed-Fri,Sun 19:59 Boston Logan (BOS) B 23:21 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737 (73J) 6:22 Effective 2024-10-09 through 2024-10-14
Tue,Sat 19:59 Boston Logan (BOS) B 23:21 Seattle-Tacoma (SEA)
Alaska Airlines AS 424 Non-stop Boeing 737-800 (73H) 6:22 Effective 2024-10-12 through 2024-10-15
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Alaska Airlines flights from Boston Logan (BOS) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Operates only on 2025-01-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:33, non-stop
Boeing 737 (73J)

Effective from 2025-03-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:23, non-stop
Boeing 737 (73J)

Operates only on 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:20, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-11-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:20, non-stop
Boeing 737-800 (73H)

Operates only on 2024-11-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:20, non-stop
Boeing 737 (73J)

Effective 2024-12-03 through 2024-12-10
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 6:37, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-12-04 through 2024-12-12
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 6:37, non-stop
Boeing 737 (73J)

Effective 2024-12-09 through 2024-12-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:37, non-stop
Boeing 737-800 (73H)

Effective 2024-12-13 through 2024-12-17
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:37, non-stop
Boeing 737 (73J)

Operates only on 2024-12-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:37, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:19, non-stop
Boeing 737-800 (73H)

Effective 2024-10-28 through 2024-11-06
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Duration: 6:19, non-stop
Boeing 737 (73J)

Operates only on 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:19, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-11-07 through 2024-11-17
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:19, non-stop
Boeing 737 (73J)

Operates only on 2024-11-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:19, non-stop
Boeing 737-800 (73H)

Effective 2024-11-13 through 2024-11-20
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:19, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-11-19
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:19, non-stop
Boeing 737 (73J)

Operates only on 2024-11-21
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:19, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-01-06 through 2025-03-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:39, non-stop
Boeing 737 (73J)

Effective 2024-10-01 through 2024-10-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 6:22, non-stop
Boeing 737-800 (73H)

Effective 2024-10-02 through 2024-10-03
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-04 through 2024-10-10
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:22, non-stop
Boeing 737 (73J)

Effective 2024-10-09 through 2024-10-16
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:22, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-10-11 through 2024-10-15
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-13 through 2024-10-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:22, non-stop
Boeing 737-800 (73H)

Effective 2024-10-14 through 2024-10-24
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:22, non-stop
Boeing 737 (73J)

Effective 2024-10-19 through 2024-10-22
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-23 through 2024-10-25
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 6:22, non-stop
Boeing 737-800 (73H)

Operates only on 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:22, non-stop
Boeing 737 (73J)

Valid until 2024-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:14, non-stop
Boeing 737-800 (73H)

Effective 2024-09-08 through 2024-09-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-09-30
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:14, non-stop
Boeing 737 (73J)

Effective 2024-12-07 through 2024-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:37, non-stop
Boeing 737-800 (73H)

Effective 2024-11-22 through 2024-12-02
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Duration: 6:23, non-stop
Boeing 737 (73J)

Effective 2024-12-19 through 2025-01-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 6:33, non-stop
Boeing 737 (73J)

Valid until 2024-09-05
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 6:14, non-stop
Boeing 737 (73J)

Valid until 2024-09-04
Mon
-
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-09-06 through 2024-09-13
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:14, non-stop
Boeing 737 (73J)

Effective 2024-09-07 through 2024-09-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-09-15 through 2024-09-22
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:14, non-stop
Boeing 737 (73J)

Effective 2024-09-16 through 2024-09-21
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-09-23 through 2024-09-30
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:14, non-stop
Boeing 737 (73J)

Operates only on 2024-09-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:14, non-stop
Boeing 737-800 (73H)

Effective 2024-10-01 through 2024-10-07
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:22, non-stop
Boeing 737 (73J)

Effective 2024-10-02 through 2024-10-04
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-03 through 2024-10-08
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 6:22, non-stop
Boeing 737-800 (73H)

Effective 2024-10-09 through 2024-10-14
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 6:22, non-stop
Boeing 737 (73J)

Effective 2024-10-12 through 2024-10-15
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:22, non-stop
Boeing 737-800 (73H)
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  • A domestic route departing from the Boston Logan airport (BOS) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 2487 miles, or 4003 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . 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 6:14 and 6:39.