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

FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 21:50 Seattle-Tacoma (SEA) 06:04 Boston Logan (BOS) C Aer Lingus EI 5271 Non-stop Airbus A321 (321) 5:14 Operates only on 2025-03-29 Codeshare flight, operated by JetBlue.(B6 498) The flight arrives 1 day after departure.
Mon-Fri,Sun 10:29 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:30 Effective 2024-12-19 through 2025-01-05 Codeshare flight, operated by Alaska Airlines.(AS 460)
Tue,Wed,Fri,Sun 10:31 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:28 Effective 2024-11-22 through 2024-12-01 Codeshare flight, operated by Alaska Airlines.(AS 418)
Sat 10:31 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737-800 (73H) 5:28 Effective 2024-11-23 through 2024-11-30 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon 10:31 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:28 Operates only on 2024-11-25 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon 10:31 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:28 Operates only on 2024-12-02 Codeshare flight, operated by Alaska Airlines.(AS 418)
Tue,Sun 10:39 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:20 Effective 2024-11-03 through 2024-11-05 Codeshare flight, operated by Alaska Airlines.(AS 424)
Mon,Wed,Fri-Sun 10:39 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:20 Effective 2024-11-04 through 2024-11-11 Codeshare flight, operated by Alaska Airlines.(AS 424)
Thu 10:39 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737-800 (73H) 5:20 Operates only on 2024-11-07 Codeshare flight, operated by Alaska Airlines.(AS 424)
Daily 10:39 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:20 Effective 2024-11-12 through 2024-11-18 Codeshare flight, operated by Alaska Airlines.(AS 424)
Tue 10:39 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:20 Operates only on 2024-11-19 Codeshare flight, operated by Alaska Airlines.(AS 424)
Wed,Thu 10:39 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:20 Effective 2024-11-20 through 2024-11-21 Codeshare flight, operated by Alaska Airlines.(AS 424)
Thu,Sun 10:41 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:18 Effective 2024-12-05 through 2024-12-15 Codeshare flight, operated by Alaska Airlines.(AS 424)
Fri 10:41 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737-800 (73H) 5:18 Effective 2024-12-06 through 2024-12-13 Codeshare flight, operated by Alaska Airlines.(AS 424)
Mon 10:41 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:18 Operates only on 2024-12-09 Codeshare flight, operated by Alaska Airlines.(AS 424)
Mon 10:41 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:18 Operates only on 2024-12-16 Codeshare flight, operated by Alaska Airlines.(AS 424)
Daily 15:30 Seattle-Tacoma (SEA) 23:43 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 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 Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:24 Effective from 2025-03-19 Codeshare flight, operated by Alaska Airlines.(AS 460)
Tue,Wed,Sat 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:19 Effective 2024-12-03 through 2024-12-07 Codeshare flight, operated by Alaska Airlines.(AS 460)
Tue 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:19 Effective 2024-12-10 through 2024-12-17 Codeshare flight, operated by Alaska Airlines.(AS 460)
Wed,Sat 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:19 Effective 2024-12-11 through 2024-12-14 Codeshare flight, operated by Alaska Airlines.(AS 460)
Wed 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:19 Operates only on 2024-12-18 Codeshare flight, operated by Alaska Airlines.(AS 460)
Sat,Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737-800 (73H) 5:14 Valid until 2024-09-08 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon-Wed,Fri 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:14 Valid until 2024-09-02 Codeshare flight, operated by Alaska Airlines.(AS 460)
Tue,Thu 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Valid until 2024-09-17 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Wed,Fri 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:14 Effective 2024-09-04 through 2024-09-13 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Wed-Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:14 Effective 2024-09-14 through 2024-09-20 Codeshare flight, operated by Alaska Airlines.(AS 460)
Sat 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737-800 (73H) 5:14 Effective 2024-09-21 through 2024-09-28 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Wed,Fri,Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 (73J) 5:14 Effective 2024-09-22 through 2024-09-27 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Thu,Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2024-09-24 through 2024-09-30 Codeshare flight, operated by Alaska Airlines.(AS 460)
Daily 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 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 Korean Air KE 6259 Non-stop Boeing 737-800 (73H) 5:10 Effective 2024-10-27 through 2024-11-02 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Fri 15:49 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B Korean Air KE 6259 Non-stop Boeing 737 MAX 9 (7M9) 5:10 Effective 2024-10-28 through 2024-11-01 Codeshare flight, operated by Alaska Airlines.(AS 460)
Thu 22:00 Seattle-Tacoma (SEA) 06:29 Boston Logan (BOS) A LATAM Airlines LA 6259 Non-stop Airbus A320 (320) 5:29 Effective 2025-01-09 through 2025-03-06 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Fri 23:22 Seattle-Tacoma (SEA) 07:55 Boston Logan (BOS) A LATAM Airlines LA 6291 Non-stop Airbus A320 (320) 5:33 Effective 2024-09-13 through 2024-10-04 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Fri 23:30 Seattle-Tacoma (SEA) 07:55 Boston Logan (BOS) A LATAM Airlines LA 6291 Non-stop Airbus A320 (320) 5:25 Effective 2024-10-11 through 2024-10-25 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Daily 15:30 Seattle-Tacoma (SEA) 23:43 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 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 JAL JL 6356 Non-stop Boeing 737 (73J) 5:24 Effective from 2025-03-19 Codeshare flight, operated by Alaska Airlines.(AS 460)
Tue-Sun 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:19 Effective 2024-12-03 through 2024-12-08 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Thu,Fri 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 5:19 Effective 2024-12-09 through 2024-12-13 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Wed,Sat,Sun 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:19 Effective 2024-12-11 through 2024-12-16 Codeshare flight, operated by Alaska Airlines.(AS 460)
Tue,Wed 15:40 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 5:19 Effective 2024-12-17 through 2024-12-18 Codeshare flight, operated by Alaska Airlines.(AS 460)
Sat,Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737-800 (73H) 5:14 Valid until 2024-09-08 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon-Wed,Fri 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:14 Valid until 2024-09-02 Codeshare flight, operated by Alaska Airlines.(AS 460)
Tue,Thu 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Valid until 2024-09-17 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Wed,Fri 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:14 Effective 2024-09-04 through 2024-09-13 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Wed-Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:14 Effective 2024-09-14 through 2024-09-20 Codeshare flight, operated by Alaska Airlines.(AS 460)
Sat 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737-800 (73H) 5:14 Effective 2024-09-21 through 2024-09-28 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Wed,Fri,Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 (73J) 5:14 Effective 2024-09-22 through 2024-09-27 Codeshare flight, operated by Alaska Airlines.(AS 460)
Mon,Tue,Thu,Sun 15:45 Seattle-Tacoma (SEA) 23:59 Boston Logan (BOS) B JAL JL 6356 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2024-09-24 through 2024-09-30 Codeshare flight, operated by Alaska Airlines.(AS 460)

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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:

Aer Lingus EI5271

21:50

Seattle-Tacoma (SEA)

06:04(+1)

Boston Logan (BOS) C

Operates only on 2025-03-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by JetBlue. (B6 498)

Duration: 5:14, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Korean Air KE6259

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 (73J)

Korean Air KE6259

10:31

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-11-22 through 2024-12-01

Mon
-

Tue

Wed

Thu
-

Fri

Sat
-

Sun

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

Duration: 5:28, non-stop
Boeing 737 (73J)

Korean Air KE6259

10:31

Seattle-Tacoma (SEA)

18:59

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 460)

Duration: 5:28, non-stop
Boeing 737-800 (73H)

Korean Air KE6259

10:31

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Operates only on 2024-11-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Duration: 5:28, non-stop
Boeing 737 MAX 9 (7M9)

Korean Air KE6259

10:31

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Operates only on 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 (73J)

Korean Air KE6259

10:39

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-11-03 through 2024-11-05

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Duration: 5:20, non-stop
Boeing 737 (73J)

Korean Air KE6259

10:39

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-11-04 through 2024-11-11

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

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

Duration: 5:20, non-stop
Boeing 737 MAX 9 (7M9)

Korean Air KE6259

10:39

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Operates only on 2024-11-07

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Duration: 5:20, non-stop
Boeing 737-800 (73H)

Korean Air KE6259

10:39

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

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

Duration: 5:20, non-stop
Boeing 737 MAX 9 (7M9)

Korean Air KE6259

10:39

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Operates only on 2024-11-19

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Duration: 5:20, non-stop
Boeing 737 (73J)

Korean Air KE6259

10:39

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-11-20 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 MAX 9 (7M9)

Korean Air KE6259

10:41

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-12-05 through 2024-12-15

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

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

Duration: 5:18, non-stop
Boeing 737 (73J)

Korean Air KE6259

10:41

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Effective 2024-12-06 through 2024-12-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

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

Duration: 5:18, non-stop
Boeing 737-800 (73H)

Korean Air KE6259

10:41

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Operates only on 2024-12-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Duration: 5:18, non-stop
Boeing 737 MAX 9 (7M9)

Korean Air KE6259

10:41

Seattle-Tacoma (SEA)

18:59

Boston Logan (BOS) B

Operates only on 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 (73J)

Korean Air KE6259

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 MAX 9 (7M9)

Korean Air KE6259

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 (73J)

Korean Air KE6259

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-03 through 2024-12-07

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

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

Duration: 5:19, non-stop
Boeing 737 (73J)

Korean Air KE6259

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-10 through 2024-12-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Duration: 5:19, non-stop
Boeing 737 MAX 9 (7M9)

Korean Air KE6259

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-11 through 2024-12-14

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

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

Duration: 5:19, non-stop
Boeing 737 (73J)

Korean Air KE6259

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Operates only on 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 MAX 9 (7M9)

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Valid until 2024-09-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

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

Duration: 5:14, non-stop
Boeing 737-800 (73H)

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Valid until 2024-09-02

Mon

Tue

Wed

Thu
-

Fri

Sat
-

Sun
-

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

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

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Valid until 2024-09-17

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-04 through 2024-09-13

Mon

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

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

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

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-14 through 2024-09-20

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

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

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

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-21 through 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Duration: 5:14, non-stop
Boeing 737-800 (73H)

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-22 through 2024-09-27

Mon

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

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

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

Korean Air KE6259

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-24 through 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 MAX 9 (7M9)

Korean Air KE6259

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)

Korean Air KE6259

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-10-27 through 2024-11-02

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

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

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

Korean Air KE6259

15:49

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-10-28 through 2024-11-01

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)

LATAM Airlines LA6259

22:00

Seattle-Tacoma (SEA)

06:29(+1)

Boston Logan (BOS) A

Effective 2025-01-09 through 2025-03-06

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 LA6291

23:22

Seattle-Tacoma (SEA)

07:55(+1)

Boston Logan (BOS) A

Effective 2024-09-13 through 2024-10-04

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 LA6291

23:30

Seattle-Tacoma (SEA)

07:55(+1)

Boston Logan (BOS) A

Effective 2024-10-11 through 2024-10-25

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.

JAL JL6356

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 MAX 9 (7M9)

JAL JL6356

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 (73J)

JAL JL6356

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-03 through 2024-12-08

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun

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

Duration: 5:19, non-stop
Boeing 737 (73J)

JAL JL6356

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-09 through 2024-12-13

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Duration: 5:19, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6356

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-11 through 2024-12-16

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun

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

Duration: 5:19, non-stop
Boeing 737 (73J)

JAL JL6356

15:40

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-12-17 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 MAX 9 (7M9)

JAL JL6356

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Valid until 2024-09-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

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

Duration: 5:14, non-stop
Boeing 737-800 (73H)

JAL JL6356

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Valid until 2024-09-02

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

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Valid until 2024-09-17

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL6356

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-04 through 2024-09-13

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

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-14 through 2024-09-20

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

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-21 through 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Duration: 5:14, non-stop
Boeing 737-800 (73H)

JAL JL6356

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-22 through 2024-09-27

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

15:45

Seattle-Tacoma (SEA)

23:59

Boston Logan (BOS) B

Effective 2024-09-24 through 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 MAX 9 (7M9)

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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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