All airlines flying from Boston Logan (BOS) to Seattle-Tacoma (SEA).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737 (73J) 6:20 Effective 2024-10-05 through 2024-10-12 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sun 07:15 Boston Logan (BOS) B 10:34 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737-800 (73H) 6:19 Effective 2024-10-06 through 2024-10-20 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737 MAX 8 (7M8) 6:20 Operates only on 2024-10-08 Codeshare flight, operated by Alaska Airlines.(AS 459)
Wed 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737-800 (73H) 6:20 Operates only on 2024-10-09 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon,Wed-Fri 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737 MAX 9 (7M9) 6:20 Effective 2024-10-10 through 2024-10-25 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737 (73J) 6:20 Operates only on 2024-10-15 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737-800 (73H) 6:20 Operates only on 2024-10-19 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737 MAX 8 (7M8) 6:20 Operates only on 2024-10-22 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737 (73J) 6:20 Operates only on 2024-10-26 Codeshare flight, operated by Alaska Airlines.(AS 459)
Fri 11:00 Boston Logan (BOS) A 14:23 Seattle-Tacoma (SEA) LATAM Airlines LA 6222 Non-stop Airbus A320 (320) 6:23 Effective 2025-04-18 through 2025-05-30 Codeshare flight, operated by Delta Air Lines.(DL 332)
Mon,Thu,Fri 11:00 Boston Logan (BOS) A 14:23 Seattle-Tacoma (SEA) LATAM Airlines LA 6222 Non-stop Airbus A320 (320) 6:23 Effective 2025-06-02 through 2025-06-06 Codeshare flight, operated by Delta Air Lines.(DL 332)
Mon,Thu,Fri 11:00 Boston Logan (BOS) A 14:26 Seattle-Tacoma (SEA) LATAM Airlines LA 6222 Non-stop Airbus A320 (320) 6:26 Effective from 2025-06-09 Codeshare flight, operated by Delta Air Lines.(DL 332)
Thu 17:25 Boston Logan (BOS) B 20:44 Seattle-Tacoma (SEA) Korean Air KE 6222 Non-stop Boeing 737 MAX 9 (7M9) 6:19 Operates only on 2024-10-31 Codeshare flight, operated by Alaska Airlines.(AS 364)
Thu,Fri 11:00 Boston Logan (BOS) A 14:35 Seattle-Tacoma (SEA) LATAM Airlines LA 6287 Non-stop Airbus A320 (320) 6:35 Effective 2025-04-03 through 2025-04-11 Codeshare flight, operated by Delta Air Lines.(DL 332)
Mon,Thu 11:00 Boston Logan (BOS) A 14:23 Seattle-Tacoma (SEA) LATAM Airlines LA 6287 Non-stop Airbus A320 (320) 6:23 Effective 2025-04-14 through 2025-05-29 Codeshare flight, operated by Delta Air Lines.(DL 332)
Fri 11:00 Boston Logan (BOS) A 14:35 Seattle-Tacoma (SEA) LATAM Airlines LA 6338 Non-stop Airbus A320 (320) 6:35 Effective 2025-03-14 through 2025-03-28 Codeshare flight, operated by Delta Air Lines.(DL 332)
Tue,Sat 07:00 Boston Logan (BOS) B 10:17 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:17 Valid until 2024-09-14 Codeshare flight, operated by Alaska Airlines.(AS 459)
Wed-Fri,Sun 07:00 Boston Logan (BOS) B 10:17 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:17 Valid until 2024-09-19 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon 07:00 Boston Logan (BOS) B 10:17 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737-800 (73H) 6:17 Valid until 2024-09-09 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon,Tue,Fri,Sat 07:00 Boston Logan (BOS) B 10:17 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:17 Effective 2024-09-16 through 2024-09-24 Codeshare flight, operated by Alaska Airlines.(AS 459)
Wed-Fri,Sun 07:00 Boston Logan (BOS) B 10:17 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:17 Effective 2024-09-22 through 2024-09-29 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:00 Boston Logan (BOS) B 10:17 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:17 Operates only on 2024-09-28 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon 07:00 Boston Logan (BOS) B 10:17 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:17 Operates only on 2024-09-30 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon,Fri,Sun 07:00 Boston Logan (BOS) B 10:21 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737-800 (73H) 6:21 Effective 2024-10-27 through 2024-11-04 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue,Wed,Sat 07:00 Boston Logan (BOS) B 10:21 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:21 Effective 2024-10-29 through 2024-11-06 Codeshare flight, operated by Alaska Airlines.(AS 459)
Thu,Fri,Sun 07:00 Boston Logan (BOS) B 10:21 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737-800 (73H) 6:21 Effective 2024-11-07 through 2024-11-21 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:00 Boston Logan (BOS) B 10:21 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:21 Operates only on 2024-11-09 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon-Wed,Sat 07:00 Boston Logan (BOS) B 10:21 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:21 Effective 2024-11-11 through 2024-11-20 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue 07:00 Boston Logan (BOS) B 10:37 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:37 Effective 2024-12-03 through 2024-12-10 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon,Wed-Sun 07:00 Boston Logan (BOS) B 10:37 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:37 Effective 2024-12-04 through 2024-12-09 Codeshare flight, operated by Alaska Airlines.(AS 459)
Wed,Fri,Sat 07:00 Boston Logan (BOS) B 10:37 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:37 Effective 2024-12-11 through 2024-12-18 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon,Tue,Thu,Sun 07:00 Boston Logan (BOS) B 10:37 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:37 Effective 2024-12-12 through 2024-12-17 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:00 Boston Logan (BOS) B 10:34 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:34 Effective 2024-12-21 through 2025-01-04 Codeshare flight, operated by Alaska Airlines.(AS 537)
Daily 07:00 Boston Logan (BOS) B 10:38 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:38 Effective 2025-01-06 through 2025-03-18 Codeshare flight, operated by Alaska Airlines.(AS 459)
Daily 07:00 Boston Logan (BOS) B 10:23 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:23 Effective from 2025-03-19 Codeshare flight, operated by Alaska Airlines.(AS 459)
Thu 07:07 Boston Logan (BOS) B 10:34 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:27 Operates only on 2024-11-28 Codeshare flight, operated by Alaska Airlines.(AS 537)
Mon-Fri 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:20 Effective 2024-10-01 through 2024-10-07 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:20 Effective 2024-10-05 through 2024-10-12 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sun 07:15 Boston Logan (BOS) B 10:34 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737-800 (73H) 6:19 Effective 2024-10-06 through 2024-10-20 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 8 (7M8) 6:20 Operates only on 2024-10-08 Codeshare flight, operated by Alaska Airlines.(AS 459)
Wed 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737-800 (73H) 6:20 Operates only on 2024-10-09 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon,Wed-Fri 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 9 (7M9) 6:20 Effective 2024-10-10 through 2024-10-25 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:20 Operates only on 2024-10-15 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737-800 (73H) 6:20 Operates only on 2024-10-19 Codeshare flight, operated by Alaska Airlines.(AS 459)
Tue 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 MAX 8 (7M8) 6:20 Operates only on 2024-10-22 Codeshare flight, operated by Alaska Airlines.(AS 459)
Sat 07:15 Boston Logan (BOS) B 10:35 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:20 Operates only on 2024-10-26 Codeshare flight, operated by Alaska Airlines.(AS 459)
Mon-Wed,Fri-Sun 20:20 Boston Logan (BOS) B 23:43 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:23 Effective 2024-11-22 through 2024-12-02 Codeshare flight, operated by Alaska Airlines.(AS 364)
Mon-Fri,Sun 20:20 Boston Logan (BOS) B 23:53 Seattle-Tacoma (SEA) JAL JL 6357 Non-stop Boeing 737 (73J) 6:33 Effective 2024-12-19 through 2025-01-05 Codeshare flight, operated by Alaska Airlines.(AS 364)
Mon,Thu 11:00 Boston Logan (BOS) A 14:18 Seattle-Tacoma (SEA) LATAM Airlines LA 6543 Non-stop Airbus A320 (320) 6:18 Effective 2024-09-09 through 2024-10-03 Codeshare flight, operated by Delta Air Lines.(DL 332)
Mon,Thu 11:01 Boston Logan (BOS) A 14:21 Seattle-Tacoma (SEA) LATAM Airlines LA 6543 Non-stop Airbus A320 (320) 6:20 Effective 2024-10-07 through 2024-10-24 Codeshare flight, operated by Delta Air Lines.(DL 332)

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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 6:13 and 6:42.

Return (SEA-BOS) flights

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All airlines flying from Boston Logan (BOS) to Seattle-Tacoma (SEA).

FLIGHT SCHEDULE

Direct Codeshare Flights:

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Effective 2024-10-05 through 2024-10-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 (73J)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:34

Seattle-Tacoma (SEA)

Effective 2024-10-06 through 2024-10-20

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:19, non-stop
Boeing 737-800 (73H)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-08

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 MAX 8 (7M8)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-09

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737-800 (73H)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Effective 2024-10-10 through 2024-10-25

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 MAX 9 (7M9)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-15

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 (73J)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737-800 (73H)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-22

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 MAX 8 (7M8)

Korean Air KE6222

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 (73J)

LATAM Airlines LA6222

11:00

Boston Logan (BOS) A

14:23

Seattle-Tacoma (SEA)

Effective 2025-04-18 through 2025-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:23, non-stop
Airbus A320 (320)

LATAM Airlines LA6222

11:00

Boston Logan (BOS) A

14:23

Seattle-Tacoma (SEA)

Effective 2025-06-02 through 2025-06-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:23, non-stop
Airbus A320 (320)

LATAM Airlines LA6222

11:00

Boston Logan (BOS) A

14:26

Seattle-Tacoma (SEA)

Effective from 2025-06-09

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:26, non-stop
Airbus A320 (320)

Korean Air KE6222

17:25

Boston Logan (BOS) B

20:44

Seattle-Tacoma (SEA)

Operates only on 2024-10-31

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 364)

Duration: 6:19, non-stop
Boeing 737 MAX 9 (7M9)

LATAM Airlines LA6287

11:00

Boston Logan (BOS) A

14:35

Seattle-Tacoma (SEA)

Effective 2025-04-03 through 2025-04-11

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:35, non-stop
Airbus A320 (320)

LATAM Airlines LA6287

11:00

Boston Logan (BOS) A

14:23

Seattle-Tacoma (SEA)

Effective 2025-04-14 through 2025-05-29

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:23, non-stop
Airbus A320 (320)

LATAM Airlines LA6338

11:00

Boston Logan (BOS) A

14:35

Seattle-Tacoma (SEA)

Effective 2025-03-14 through 2025-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:35, non-stop
Airbus A320 (320)

JAL JL6357

07:00

Boston Logan (BOS) B

10:17

Seattle-Tacoma (SEA)

Valid until 2024-09-14

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:17, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:17

Seattle-Tacoma (SEA)

Valid until 2024-09-19

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:17, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:00

Boston Logan (BOS) B

10:17

Seattle-Tacoma (SEA)

Valid until 2024-09-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:17, non-stop
Boeing 737-800 (73H)

JAL JL6357

07:00

Boston Logan (BOS) B

10:17

Seattle-Tacoma (SEA)

Effective 2024-09-16 through 2024-09-24

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:17, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:17

Seattle-Tacoma (SEA)

Effective 2024-09-22 through 2024-09-29

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:17, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:00

Boston Logan (BOS) B

10:17

Seattle-Tacoma (SEA)

Operates only on 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:17, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:17

Seattle-Tacoma (SEA)

Operates only on 2024-09-30

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:17, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:00

Boston Logan (BOS) B

10:21

Seattle-Tacoma (SEA)

Effective 2024-10-27 through 2024-11-04

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:21, non-stop
Boeing 737-800 (73H)

JAL JL6357

07:00

Boston Logan (BOS) B

10:21

Seattle-Tacoma (SEA)

Effective 2024-10-29 through 2024-11-06

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:21, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:00

Boston Logan (BOS) B

10:21

Seattle-Tacoma (SEA)

Effective 2024-11-07 through 2024-11-21

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:21, non-stop
Boeing 737-800 (73H)

JAL JL6357

07:00

Boston Logan (BOS) B

10:21

Seattle-Tacoma (SEA)

Operates only on 2024-11-09

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:21, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:21

Seattle-Tacoma (SEA)

Effective 2024-11-11 through 2024-11-20

Mon

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:21, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:00

Boston Logan (BOS) B

10:37

Seattle-Tacoma (SEA)

Effective 2024-12-03 through 2024-12-10

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:37, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:00

Boston Logan (BOS) B

10:37

Seattle-Tacoma (SEA)

Effective 2024-12-04 through 2024-12-09

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:37, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:37

Seattle-Tacoma (SEA)

Effective 2024-12-11 through 2024-12-18

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:37, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:00

Boston Logan (BOS) B

10:37

Seattle-Tacoma (SEA)

Effective 2024-12-12 through 2024-12-17

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:37, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:34

Seattle-Tacoma (SEA)

Effective 2024-12-21 through 2025-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 537)

Duration: 6:34, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:38

Seattle-Tacoma (SEA)

Effective 2025-01-06 through 2025-03-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:38, non-stop
Boeing 737 (73J)

JAL JL6357

07:00

Boston Logan (BOS) B

10:23

Seattle-Tacoma (SEA)

Effective from 2025-03-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:23, non-stop
Boeing 737 (73J)

JAL JL6357

07:07

Boston Logan (BOS) B

10:34

Seattle-Tacoma (SEA)

Operates only on 2024-11-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 537)

Duration: 6:27, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Effective 2024-10-01 through 2024-10-07

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Effective 2024-10-05 through 2024-10-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 (73J)

JAL JL6357

07:15

Boston Logan (BOS) B

10:34

Seattle-Tacoma (SEA)

Effective 2024-10-06 through 2024-10-20

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:19, non-stop
Boeing 737-800 (73H)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-08

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 MAX 8 (7M8)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-09

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737-800 (73H)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Effective 2024-10-10 through 2024-10-25

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-15

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 (73J)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737-800 (73H)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-22

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 MAX 8 (7M8)

JAL JL6357

07:15

Boston Logan (BOS) B

10:35

Seattle-Tacoma (SEA)

Operates only on 2024-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 459)

Duration: 6:20, non-stop
Boeing 737 (73J)

JAL JL6357

20:20

Boston Logan (BOS) B

23:43

Seattle-Tacoma (SEA)

Effective 2024-11-22 through 2024-12-02

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 364)

Duration: 6:23, non-stop
Boeing 737 (73J)

JAL JL6357

20:20

Boston Logan (BOS) B

23:53

Seattle-Tacoma (SEA)

Effective 2024-12-19 through 2025-01-05

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 364)

Duration: 6:33, non-stop
Boeing 737 (73J)

LATAM Airlines LA6543

11:00

Boston Logan (BOS) A

14:18

Seattle-Tacoma (SEA)

Effective 2024-09-09 through 2024-10-03

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:18, non-stop
Airbus A320 (320)

LATAM Airlines LA6543

11:01

Boston Logan (BOS) A

14:21

Seattle-Tacoma (SEA)

Effective 2024-10-07 through 2024-10-24

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 332)

Duration: 6:20, non-stop
Airbus A320 (320)

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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 6:13 and 6:42.

Return (SEA-BOS) flights

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