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

FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed 08:20 Seattle-Tacoma (SEA) 16:46 Boston Logan (BOS) B American Airlines AA 7471 Non-stop Boeing 737 (737) 5:26 Operates only on 2026-03-18 Codeshare flight, operated by Alaska Airlines.(AS 306)
Daily 08:20 Seattle-Tacoma (SEA) 16:58 Boston Logan (BOS) B American Airlines AA 7471 Non-stop Boeing 737 (737) 5:38 Effective 2026-03-19 through 2026-05-12 Codeshare flight, operated by Alaska Airlines.(AS 306)
Daily 08:21 Seattle-Tacoma (SEA) 16:46 Boston Logan (BOS) B American Airlines AA 7471 Non-stop Boeing 737 (737) 5:25 Effective from 2026-06-10 Codeshare flight, operated by Alaska Airlines.(AS 306)
Daily 08:38 Seattle-Tacoma (SEA) 17:06 Boston Logan (BOS) B American Airlines AA 7471 Non-stop Boeing 737 (737) 5:28 Valid until 2026-01-04 Codeshare flight, operated by Alaska Airlines.(AS 306)
Mon 08:38 Seattle-Tacoma (SEA) 17:06 Boston Logan (BOS) B American Airlines AA 7471 Non-stop Boeing 737 MAX 8 (7M8) 5:28 Operates only on 2026-01-05 Codeshare flight, operated by Alaska Airlines.(AS 306)
Tue 08:38 Seattle-Tacoma (SEA) 17:06 Boston Logan (BOS) B American Airlines AA 7471 Non-stop Boeing 737 (737) 5:28 Operates only on 2026-01-06 Codeshare flight, operated by Alaska Airlines.(AS 306)
Daily 10:26 Seattle-Tacoma (SEA) 18:59 Boston Logan (BOS) B American Airlines AA 7487 Non-stop Boeing 737 (737) 5:33 Effective 2026-05-13 through 2026-06-09 Codeshare flight, operated by Alaska Airlines.(AS 506)
Daily 10:58 Seattle-Tacoma (SEA) 19:23 Boston Logan (BOS) B American Airlines AA 7487 Non-stop Boeing 737 (737) 5:25 Effective from 2026-06-10 Codeshare flight, operated by Alaska Airlines.(AS 217)
Tue 15:59 Seattle-Tacoma (SEA) 00:23 Boston Logan (BOS) B American Airlines AA 7487 Non-stop Boeing 737 (737) 5:24 Operates only on 2026-01-06 Codeshare flight, operated by Alaska Airlines.(AS 456) The flight arrives 1 day after departure.
Sat 07:30 Seattle-Tacoma (SEA) 15:59 Boston Logan (BOS) A KLM KL 7695 Non-stop Airbus A321neo (32Q) 5:29 Operates only on 2026-02-21 Codeshare flight, operated by Delta Air Lines.(DL 459)
Mon,Tue,Thu,Sat 07:40 Seattle-Tacoma (SEA) 16:09 Boston Logan (BOS) A KLM KL 7695 Non-stop Airbus A321neo (32Q) 5:29 Effective 2026-01-05 through 2026-01-17 Codeshare flight, operated by Delta Air Lines.(DL 459)
Tue,Thu,Sat,Sun 07:40 Seattle-Tacoma (SEA) 16:09 Boston Logan (BOS) A KLM KL 7695 Non-stop Airbus A321neo (32Q) 5:29 Effective 2026-01-18 through 2026-01-24 Codeshare flight, operated by Delta Air Lines.(DL 459)
Tue,Thu,Sat 07:40 Seattle-Tacoma (SEA) 16:09 Boston Logan (BOS) A KLM KL 7695 Non-stop Airbus A321neo (32Q) 5:29 Effective 2026-01-27 through 2026-02-10 Codeshare flight, operated by Delta Air Lines.(DL 459)
Daily 11:30 Seattle-Tacoma (SEA) 20:05 Boston Logan (BOS) C British Airways BA 8370 Non-stop Airbus A321 (321) 5:35 Effective 2026-04-30 through 2026-09-08 Codeshare flight, operated by JetBlue.(B6 398)
Daily 11:30 Seattle-Tacoma (SEA) 20:23 Boston Logan (BOS) C British Airways BA 8370 Non-stop Airbus A321 (321) 5:53 Effective 2026-09-09 through 2026-10-24 Codeshare flight, operated by JetBlue.(B6 398)
Wed 22:00 Seattle-Tacoma (SEA) 06:35 Boston Logan (BOS) A LATAM Airlines LA 8444 Non-stop Airbus A320 (320) 5:35 Effective 2026-04-15 through 2026-05-13 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Sun 22:00 Seattle-Tacoma (SEA) 06:35 Boston Logan (BOS) A LATAM Airlines LA 8444 Non-stop Airbus A320 (320) 5:35 Effective 2026-05-17 through 2026-05-20 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed 22:25 Seattle-Tacoma (SEA) 06:50 Boston Logan (BOS) A LATAM Airlines LA 8444 Non-stop Airbus A320 (320) 5:25 Effective 2026-04-01 through 2026-04-08 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Thu,Sun 22:20 Seattle-Tacoma (SEA) 06:50 Boston Logan (BOS) A LATAM Airlines LA 8481 Non-stop Airbus A320 (320) 5:30 Effective 2026-02-12 through 2026-03-01 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Thu 22:20 Seattle-Tacoma (SEA) 06:50 Boston Logan (BOS) A LATAM Airlines LA 8481 Non-stop Airbus A320 (320) 5:30 Operates only on 2026-03-05 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Wed,Thu,Sun 22:25 Seattle-Tacoma (SEA) 06:50 Boston Logan (BOS) A LATAM Airlines LA 8481 Non-stop Airbus A320 (320) 5:25 Effective 2026-01-07 through 2026-02-11 Codeshare flight, operated by Delta Air Lines.(DL 473) The flight arrives 1 day after departure.
Sat 22:23 Seattle-Tacoma (SEA) 07:42 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 MAX 9 (7M9) 5:19 Operates only on 2026-03-07 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Daily 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-02-12 through 2026-02-25 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Thu 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 (73J) 5:14 Operates only on 2026-02-26 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Daily 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-02-27 through 2026-03-06 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Mon-Wed,Sun 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-03-08 through 2026-03-11 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Thu,Sat,Sun 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 (73J) 5:14 Effective 2026-03-12 through 2026-03-15 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Mon,Tue 22:40 Seattle-Tacoma (SEA) 06:54 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Effective 2026-03-16 through 2026-03-17 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Fri 22:45 Seattle-Tacoma (SEA) 06:59 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 MAX 9 (7M9) 5:14 Operates only on 2026-03-13 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Wed 22:50 Seattle-Tacoma (SEA) 07:16 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 (73J) 5:26 Operates only on 2026-03-18 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Daily 22:50 Seattle-Tacoma (SEA) 07:12 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 (73J) 5:22 Effective 2026-03-19 through 2026-05-12 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Daily 23:00 Seattle-Tacoma (SEA) 07:20 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 (73J) 5:20 Effective 2026-05-13 through 2026-06-09 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Daily 23:40 Seattle-Tacoma (SEA) 08:02 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 (73J) 5:22 Effective 2026-06-10 through 2026-10-22 Codeshare flight, operated by Alaska Airlines.(AS 536) The flight arrives 1 day after departure.
Daily 23:40 Seattle-Tacoma (SEA) 08:02 Boston Logan (BOS) B Qatar Airways QR 8850 Non-stop Boeing 737 (73J) 5:22 Effective from 2026-10-24 Codeshare flight, operated by Alaska Airlines.(AS 536) 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 5:53.

Return (BOS-SEA) flights

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

FLIGHT SCHEDULE

Direct Codeshare Flights:

American Airlines AA7471

08:20

Seattle-Tacoma (SEA)

16:46

Boston Logan (BOS) B

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 306)

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

Direct Codeshare Flights:

American Airlines AA7471

08:20

Seattle-Tacoma (SEA)

16:58

Boston Logan (BOS) B

Effective 2026-03-19 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 306)

Duration: 5:38, non-stop
Boeing 737 (737)

Direct Codeshare Flights:

American Airlines AA7471

08:21

Seattle-Tacoma (SEA)

16:46

Boston Logan (BOS) B

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 306)

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

Direct Codeshare Flights:

American Airlines AA7471

08:38

Seattle-Tacoma (SEA)

17:06

Boston Logan (BOS) B

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 306)

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

Direct Codeshare Flights:

American Airlines AA7471

08:38

Seattle-Tacoma (SEA)

17:06

Boston Logan (BOS) B

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 306)

Duration: 5:28, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

American Airlines AA7471

08:38

Seattle-Tacoma (SEA)

17:06

Boston Logan (BOS) B

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 306)

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

Direct Codeshare Flights:

American Airlines AA7487

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

Codeshare flight, operated by Alaska Airlines. (AS 506)

Duration: 5:33, non-stop
Boeing 737 (737)

Direct Codeshare Flights:

American Airlines AA7487

10:58

Seattle-Tacoma (SEA)

19:23

Boston Logan (BOS) B

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 217)

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

Direct Codeshare Flights:

American Airlines AA7487

15:59

Seattle-Tacoma (SEA)

00:23(+1)

Boston Logan (BOS) B

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 456)

Duration: 5:24, non-stop
Boeing 737 (737)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

KLM KL7695

07:30

Seattle-Tacoma (SEA)

15:59

Boston Logan (BOS) A

Operates only on 2026-02-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Duration: 5:29, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

KLM KL7695

07:40

Seattle-Tacoma (SEA)

16:09

Boston Logan (BOS) A

Effective 2026-01-05 through 2026-01-17

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

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

Duration: 5:29, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

KLM KL7695

07:40

Seattle-Tacoma (SEA)

16:09

Boston Logan (BOS) A

Effective 2026-01-18 through 2026-01-24

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat

Sun

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

Duration: 5:29, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

KLM KL7695

07:40

Seattle-Tacoma (SEA)

16:09

Boston Logan (BOS) A

Effective 2026-01-27 through 2026-02-10

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

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

Duration: 5:29, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

British Airways BA8370

11:30

Seattle-Tacoma (SEA)

20:05

Boston Logan (BOS) C

Effective 2026-04-30 through 2026-09-08

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by JetBlue. (B6 398)

Duration: 5:35, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

British Airways BA8370

11:30

Seattle-Tacoma (SEA)

20:23

Boston Logan (BOS) C

Effective 2026-09-09 through 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by JetBlue. (B6 398)

Duration: 5:53, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

LATAM Airlines LA8444

22:00

Seattle-Tacoma (SEA)

06:35(+1)

Boston Logan (BOS) A

Effective 2026-04-15 through 2026-05-13

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.

Direct Codeshare Flights:

LATAM Airlines LA8444

22:00

Seattle-Tacoma (SEA)

06:35(+1)

Boston Logan (BOS) A

Effective 2026-05-17 through 2026-05-20

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.

Direct Codeshare Flights:

LATAM Airlines LA8444

22:25

Seattle-Tacoma (SEA)

06:50(+1)

Boston Logan (BOS) A

Effective 2026-04-01 through 2026-04-08

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.

Direct Codeshare Flights:

LATAM Airlines LA8481

22:20

Seattle-Tacoma (SEA)

06:50(+1)

Boston Logan (BOS) A

Effective 2026-02-12 through 2026-03-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

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

Duration: 5:30, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

LATAM Airlines LA8481

22:20

Seattle-Tacoma (SEA)

06:50(+1)

Boston Logan (BOS) A

Operates only on 2026-03-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Duration: 5:30, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

LATAM Airlines LA8481

22:25

Seattle-Tacoma (SEA)

06:50(+1)

Boston Logan (BOS) A

Effective 2026-01-07 through 2026-02-11

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.

Direct Codeshare Flights:

Qatar Airways QR8850

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
-

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:19, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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
-

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:14, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:14, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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
-

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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
-

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:14, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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
-

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:26, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:22, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

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

Codeshare flight, operated by Alaska Airlines. (AS 536)

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

Direct Codeshare Flights:

Qatar Airways QR8850

23:40

Seattle-Tacoma (SEA)

08:02(+1)

Boston Logan (BOS) B

Effective 2026-06-10 through 2026-10-22

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 536)

Duration: 5:22, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR8850

23:40

Seattle-Tacoma (SEA)

08:02(+1)

Boston Logan (BOS) B

Effective from 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 536)

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 5:53.

Return (BOS-SEA) flights

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