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

FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:14 Effective 2025-01-06 through 2025-03-18 Codeshare flight, operated by Alaska Airlines.(AS 460)
Thu,Sat,Sun 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737-800 (73H) 5:10 Effective 2024-10-27 through 2024-11-03 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Fri 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 5:10 Effective 2024-10-28 through 2024-11-05 Codeshare flight, operated by Alaska Airlines.(AS 460)
Wed,Thu,Sat 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737-800 (73H) 5:10 Effective 2024-11-06 through 2024-11-20 Codeshare flight, operated by Alaska Airlines.(AS 460)
Fri 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:10 Operates only on 2024-11-08 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Fri,Sun 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 5:10 Effective 2024-11-10 through 2024-11-19 Codeshare flight, operated by Alaska Airlines.(AS 460)
Thu 15:50 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:09 Operates only on 2024-11-21 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Thu,Sun 21:10 Seattle-Tacoma (SEA) 05:30 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:20 Effective 2024-12-19 through 2025-01-05 Codeshare flight, operated by Alaska Airlines.(AS 424) The flight arrives 1 day after departure.
Wed,Fri,Sat 21:20 Seattle-Tacoma (SEA) 05:40 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:20 Effective 2024-12-20 through 2025-01-04 Codeshare flight, operated by Alaska Airlines.(AS 424) The flight arrives 1 day after departure.
Tue,Fri 21:40 Seattle-Tacoma (SEA) 05:47 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 5:07 Effective 2024-11-22 through 2024-11-29 Codeshare flight, operated by Alaska Airlines.(AS 424) The flight arrives 1 day after departure.
Mon,Sat 21:40 Seattle-Tacoma (SEA) 05:47 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737-800 (73H) 5:07 Effective 2024-11-23 through 2024-11-30 Codeshare flight, operated by Alaska Airlines.(AS 424) The flight arrives 1 day after departure.
Wed,Sun 21:40 Seattle-Tacoma (SEA) 05:47 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:07 Effective 2024-11-24 through 2024-11-27 Codeshare flight, operated by Alaska Airlines.(AS 424) The flight arrives 1 day after departure.
Mon,Sun 21:40 Seattle-Tacoma (SEA) 05:47 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737-800 (73H) 5:07 Effective 2024-12-01 through 2024-12-02 Codeshare flight, operated by Alaska Airlines.(AS 424) The flight arrives 1 day after departure.
Thu 22:00 Seattle-Tacoma (SEA) 06:20 Boston Logan (BOS) A LATAM Airlines LA 6388 Non-stop Airbus A320 (320) 5:20 Effective 2024-12-05 through 2024-12-12 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Thu 22:59 Seattle-Tacoma (SEA) 07:34 Boston Logan (BOS) A LATAM Airlines LA 6388 Non-stop Airbus A320 (320) 5:35 Operates only on 2024-12-19 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Thu 22:59 Seattle-Tacoma (SEA) 07:34 Boston Logan (BOS) A LATAM Airlines LA 6388 Non-stop Airbus A320 (320) 5:35 Operates only on 2025-01-02 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Sun 22:00 Seattle-Tacoma (SEA) 06:29 Boston Logan (BOS) A LATAM Airlines LA 6465 Non-stop Airbus A320 (320) 5:29 Effective 2025-01-08 through 2025-03-30 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Sun 22:00 Seattle-Tacoma (SEA) 06:36 Boston Logan (BOS) A LATAM Airlines LA 6471 Non-stop Airbus A320 (320) 5:36 Effective 2025-06-01 through 2025-06-04 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Thu,Sun 22:00 Seattle-Tacoma (SEA) 06:36 Boston Logan (BOS) A LATAM Airlines LA 6474 Non-stop Airbus A320 (320) 5:36 Effective 2025-04-17 through 2025-05-04 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Thu,Sun 22:00 Seattle-Tacoma (SEA) 06:36 Boston Logan (BOS) A LATAM Airlines LA 6474 Non-stop Airbus A320 (320) 5:36 Effective 2025-05-07 through 2025-05-21 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Sun 22:00 Seattle-Tacoma (SEA) 06:36 Boston Logan (BOS) A LATAM Airlines LA 6474 Non-stop Airbus A320 (320) 5:36 Effective 2025-05-25 through 2025-05-28 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Sun 22:00 Seattle-Tacoma (SEA) 06:20 Boston Logan (BOS) A LATAM Airlines LA 6508 Non-stop Airbus A320 (320) 5:20 Effective 2024-12-04 through 2024-12-18 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed 23:22 Seattle-Tacoma (SEA) 07:55 Boston Logan (BOS) A LATAM Airlines LA 6586 Non-stop Airbus A320 (320) 5:33 Effective 2024-09-11 through 2024-10-02 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed 23:27 Seattle-Tacoma (SEA) 07:53 Boston Logan (BOS) A LATAM Airlines LA 6586 Non-stop Airbus A320 (320) 5:26 Valid until 2024-09-04 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed 23:30 Seattle-Tacoma (SEA) 07:55 Boston Logan (BOS) A LATAM Airlines LA 6586 Non-stop Airbus A320 (320) 5:25 Effective 2024-10-09 through 2024-10-30 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Daily 07:50 Seattle-Tacoma (SEA) 16:33 Boston Logan (BOS) A KLM KL 7187 Non-stop Airbus A321neo (32Q) 5:43 Valid until 2024-09-08 Codeshare flight, operated by Delta Air Lines.(DL 459)
Daily 07:55 Seattle-Tacoma (SEA) 16:31 Boston Logan (BOS) A KLM KL 7187 Non-stop Airbus A321neo (32Q) 5:36 Effective 2024-09-09 through 2024-10-26 Codeshare flight, operated by Delta Air Lines.(DL 459)
Mon-Fri,Sun 10:29 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:30 Effective 2024-12-19 through 2025-01-05 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon-Wed,Fri-Sun 10:31 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:28 Effective 2024-11-22 through 2024-12-02 Codeshare flight, operated by Alaska Airlines.(AS 418)
Daily 15:30 Seattle-Tacoma (SEA) 23:43 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:13 Effective 2024-10-01 through 2024-10-25 Codeshare flight, operated by Alaska Airlines.(AS 460)
Daily 15:35 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:24 Effective from 2025-03-19 Codeshare flight, operated by Alaska Airlines.(AS 460)
Daily 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:19 Effective 2024-12-03 through 2024-12-18 Codeshare flight, operated by Alaska Airlines.(AS 460)
Daily 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:14 Valid until 2024-09-30 Codeshare flight, operated by Alaska Airlines.(AS 460)
Daily 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:14 Effective 2025-01-06 through 2025-03-18 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Thu-Sun 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:10 Effective 2024-10-27 through 2024-11-05 Codeshare flight, operated by Alaska Airlines.(AS 460)
Daily 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:10 Effective 2024-11-06 through 2024-11-20 Codeshare flight, operated by Alaska Airlines.(AS 460)
Thu 15:50 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B American Airlines AA 7432 Non-stop Boeing 737 (737) 5:09 Operates only on 2024-11-21 Codeshare flight, operated by Alaska Airlines.(AS 460)
Daily 10:30 Seattle-Tacoma (SEA) 18:56 Boston Logan (BOS) B American Airlines AA 7487 Non-stop Boeing 737 (737) 5:26 Effective from 2025-04-22 Codeshare flight, operated by Alaska Airlines.(AS 818)
Daily 10:39 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B American Airlines AA 7487 Non-stop Boeing 737 (737) 5:20 Effective 2024-10-27 through 2024-11-21 Codeshare flight, operated by Alaska Airlines.(AS 424)
Mon,Thu,Fri,Sun 10:41 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B American Airlines AA 7487 Non-stop Boeing 737 (737) 5:18 Effective 2024-12-05 through 2024-12-16 Codeshare flight, operated by Alaska Airlines.(AS 424)
Daily 10:34 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B American Airlines AA 7496 Non-stop Boeing 737 (737) 5:25 Valid until 2024-09-30 Codeshare flight, operated by Alaska Airlines.(AS 424)
Daily 10:38 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B American Airlines AA 7496 Non-stop Boeing 737 (737) 5:21 Effective 2024-10-01 through 2024-10-26 Codeshare flight, operated by Alaska Airlines.(AS 424)
Wed,Sun 22:59 Seattle-Tacoma (SEA) 07:34 Boston Logan (BOS) A LATAM Airlines LA 7917 Non-stop Airbus A320 (320) 5:35 Effective 2024-12-22 through 2025-01-01 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Sun 23:22 Seattle-Tacoma (SEA) 07:55 Boston Logan (BOS) A LATAM Airlines LA 7917 Non-stop Airbus A320 (320) 5:33 Effective 2024-09-15 through 2024-10-06 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Fri,Sun 23:27 Seattle-Tacoma (SEA) 07:53 Boston Logan (BOS) A LATAM Airlines LA 7917 Non-stop Airbus A320 (320) 5:26 Valid until 2024-09-08 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Sun 23:30 Seattle-Tacoma (SEA) 07:55 Boston Logan (BOS) A LATAM Airlines LA 7917 Non-stop Airbus A320 (320) 5:25 Effective 2024-10-13 through 2024-10-27 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Thu 22:00 Seattle-Tacoma (SEA) 06:36 Boston Logan (BOS) A LATAM Airlines LA 7986 Non-stop Airbus A320 (320) 5:36 Effective 2025-05-22 through 2025-06-05 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Thu,Sun 22:00 Seattle-Tacoma (SEA) 06:31 Boston Logan (BOS) A LATAM Airlines LA 7986 Non-stop Airbus A320 (320) 5:31 Effective 2025-06-08 through 2025-06-29 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Thu 22:59 Seattle-Tacoma (SEA) 07:34 Boston Logan (BOS) A LATAM Airlines LA 7986 Non-stop Airbus A320 (320) 5:35 Operates only on 2024-12-26 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Thu 23:30 Seattle-Tacoma (SEA) 07:55 Boston Logan (BOS) A LATAM Airlines LA 7986 Non-stop Airbus A320 (320) 5:25 Operates only on 2024-10-31 Codeshare flight, operated by Delta Air Lines.(DL 473) 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 5:07 and 5:43.

Return (BOS-SEA) flights

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

FLIGHT SCHEDULE

Direct Codeshare Flights:

JAL JL6356

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:14, non-stop
Boeing 737 (73J)

JAL JL6356

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-10-27 through 2024-11-03

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:10, non-stop
Boeing 737-800 (73H)

JAL JL6356

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-10-28 through 2024-11-05

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:10, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6356

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-11-06 through 2024-11-20

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:10, non-stop
Boeing 737-800 (73H)

JAL JL6356

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Operates only on 2024-11-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:10, non-stop
Boeing 737 (73J)

JAL JL6356

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-11-10 through 2024-11-19

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:10, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6356

15:50

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Operates only on 2024-11-21

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:09, non-stop
Boeing 737 (73J)

JAL JL6356

21:10

Seattle-Tacoma (SEA)

05:30(+1)

Boston Logan (BOS) B

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

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:20, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

JAL JL6356

21:20

Seattle-Tacoma (SEA)

05:40(+1)

Boston Logan (BOS) B

Effective 2024-12-20 through 2025-01-04

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:20, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

JAL JL6356

21:40

Seattle-Tacoma (SEA)

05:47(+1)

Boston Logan (BOS) B

Effective 2024-11-22 through 2024-11-29

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:07, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

JAL JL6356

21:40

Seattle-Tacoma (SEA)

05:47(+1)

Boston Logan (BOS) B

Effective 2024-11-23 through 2024-11-30

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:07, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

JAL JL6356

21:40

Seattle-Tacoma (SEA)

05:47(+1)

Boston Logan (BOS) B

Effective 2024-11-24 through 2024-11-27

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:07, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

JAL JL6356

21:40

Seattle-Tacoma (SEA)

05:47(+1)

Boston Logan (BOS) B

Effective 2024-12-01 through 2024-12-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:07, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

LATAM Airlines LA6388

22:00

Seattle-Tacoma (SEA)

06:20(+1)

Boston Logan (BOS) A

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

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:20, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6388

22:59

Seattle-Tacoma (SEA)

07:34(+1)

Boston Logan (BOS) A

Operates only on 2024-12-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6388

22:59

Seattle-Tacoma (SEA)

07:34(+1)

Boston Logan (BOS) A

Operates only on 2025-01-02

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6465

22:00

Seattle-Tacoma (SEA)

06:29(+1)

Boston Logan (BOS) A

Effective 2025-01-08 through 2025-03-30

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:29, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6471

22:00

Seattle-Tacoma (SEA)

06:36(+1)

Boston Logan (BOS) A

Effective 2025-06-01 through 2025-06-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:36, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6474

22:00

Seattle-Tacoma (SEA)

06:36(+1)

Boston Logan (BOS) A

Effective 2025-04-17 through 2025-05-04

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:36, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6474

22:00

Seattle-Tacoma (SEA)

06:36(+1)

Boston Logan (BOS) A

Effective 2025-05-07 through 2025-05-21

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:36, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6474

22:00

Seattle-Tacoma (SEA)

06:36(+1)

Boston Logan (BOS) A

Effective 2025-05-25 through 2025-05-28

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:36, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6508

22:00

Seattle-Tacoma (SEA)

06:20(+1)

Boston Logan (BOS) A

Effective 2024-12-04 through 2024-12-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:20, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6586

23:22

Seattle-Tacoma (SEA)

07:55(+1)

Boston Logan (BOS) A

Effective 2024-09-11 through 2024-10-02

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:33, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6586

23:27

Seattle-Tacoma (SEA)

07:53(+1)

Boston Logan (BOS) A

Valid until 2024-09-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:26, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA6586

23:30

Seattle-Tacoma (SEA)

07:55(+1)

Boston Logan (BOS) A

Effective 2024-10-09 through 2024-10-30

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:25, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

KLM KL7187

07:50

Seattle-Tacoma (SEA)

16:33

Boston Logan (BOS) A

Valid until 2024-09-08

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 459)

Duration: 5:43, non-stop
Airbus A321neo (32Q)

KLM KL7187

07:55

Seattle-Tacoma (SEA)

16:31

Boston Logan (BOS) A

Effective 2024-09-09 through 2024-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 459)

Duration: 5:36, non-stop
Airbus A321neo (32Q)

American Airlines AA7432

10:29

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:30, non-stop
Boeing 737 (737)

American Airlines AA7432

10:31

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

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

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 418)

Duration: 5:28, non-stop
Boeing 737 (737)

American Airlines AA7432

15:30

Seattle-Tacoma (SEA)

23:43

Boston Logan (BOS) B

Effective 2024-10-01 through 2024-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:13, non-stop
Boeing 737 (737)

American Airlines AA7432

15:35

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective from 2025-03-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:24, non-stop
Boeing 737 (737)

American Airlines AA7432

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-03 through 2024-12-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:19, non-stop
Boeing 737 (737)

American Airlines AA7432

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Valid until 2024-09-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:14, non-stop
Boeing 737 (737)

American Airlines AA7432

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:14, non-stop
Boeing 737 (737)

American Airlines AA7432

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-10-27 through 2024-11-05

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:10, non-stop
Boeing 737 (737)

American Airlines AA7432

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-11-06 through 2024-11-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:10, non-stop
Boeing 737 (737)

American Airlines AA7432

15:50

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Operates only on 2024-11-21

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 460)

Duration: 5:09, non-stop
Boeing 737 (737)

American Airlines AA7487

10:30

Seattle-Tacoma (SEA)

18:56

Boston Logan (BOS) B

Effective from 2025-04-22

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 818)

Duration: 5:26, non-stop
Boeing 737 (737)

American Airlines AA7487

10:39

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-10-27 through 2024-11-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:20, non-stop
Boeing 737 (737)

American Airlines AA7487

10:41

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-12-05 through 2024-12-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:18, non-stop
Boeing 737 (737)

American Airlines AA7496

10:34

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Valid until 2024-09-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:25, non-stop
Boeing 737 (737)

American Airlines AA7496

10:38

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-10-01 through 2024-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 424)

Duration: 5:21, non-stop
Boeing 737 (737)

LATAM Airlines LA7917

22:59

Seattle-Tacoma (SEA)

07:34(+1)

Boston Logan (BOS) A

Effective 2024-12-22 through 2025-01-01

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA7917

23:22

Seattle-Tacoma (SEA)

07:55(+1)

Boston Logan (BOS) A

Effective 2024-09-15 through 2024-10-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:33, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA7917

23:27

Seattle-Tacoma (SEA)

07:53(+1)

Boston Logan (BOS) A

Valid until 2024-09-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:26, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA7917

23:30

Seattle-Tacoma (SEA)

07:55(+1)

Boston Logan (BOS) A

Effective 2024-10-13 through 2024-10-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:25, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA7986

22:00

Seattle-Tacoma (SEA)

06:36(+1)

Boston Logan (BOS) A

Effective 2025-05-22 through 2025-06-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:36, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA7986

22:00

Seattle-Tacoma (SEA)

06:31(+1)

Boston Logan (BOS) A

Effective 2025-06-08 through 2025-06-29

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:31, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA7986

22:59

Seattle-Tacoma (SEA)

07:34(+1)

Boston Logan (BOS) A

Operates only on 2024-12-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

LATAM Airlines LA7986

23:30

Seattle-Tacoma (SEA)

07:55(+1)

Boston Logan (BOS) A

Operates only on 2024-10-31

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 473)

Duration: 5:25, non-stop
Airbus A320 (320)
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 5:07 and 5:43.

Return (BOS-SEA) flights

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