All airlines flying from New York John F. Kennedy (JFK) to Seattle-Tacoma (SEA).

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FLIGHT SCHEDULE
Direct Flights:
Wed 17:29 New York John F. Kennedy (JFK) 8 20:54 Seattle-Tacoma (SEA) Alaska Airlines AS 17 Non-stop Boeing 737 (73J) 6:25 Operates only on 2026-03-18
Daily 18:29 New York John F. Kennedy (JFK) 8 21:58 Seattle-Tacoma (SEA) Alaska Airlines AS 17 Non-stop Boeing 737 (73J) 6:29 Effective 2026-03-19 through 2026-05-12
Daily 18:50 New York John F. Kennedy (JFK) 8 22:00 Seattle-Tacoma (SEA) Alaska Airlines AS 17 Non-stop Boeing 737 (73J) 6:10 Effective 2026-05-13 through 2026-06-09
Daily 18:53 New York John F. Kennedy (JFK) 8 22:18 Seattle-Tacoma (SEA) Alaska Airlines AS 17 Non-stop Boeing 737 (73J) 6:25 Effective from 2026-06-10
Mon,Wed-Sun 18:59 New York John F. Kennedy (JFK) 8 22:17 Seattle-Tacoma (SEA) Alaska Airlines AS 17 Non-stop Boeing 737 MAX 9 (7M9) 6:18 Valid until 2026-01-04
Mon,Tue 18:59 New York John F. Kennedy (JFK) 8 22:17 Seattle-Tacoma (SEA) Alaska Airlines AS 17 Non-stop Boeing 737 (73J) 6:18 Valid until 2026-01-05
Tue 18:59 New York John F. Kennedy (JFK) 8 22:17 Seattle-Tacoma (SEA) Alaska Airlines AS 17 Non-stop Boeing 737 MAX 9 (7M9) 6:18 Operates only on 2026-01-06
Mon,Wed-Fri 07:00 New York John F. Kennedy (JFK) 8 10:14 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Valid until 2026-01-05
Tue,Sun 07:00 New York John F. Kennedy (JFK) 8 10:14 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737-800 (73H) 6:14 Valid until 2026-01-04
Sat 07:00 New York John F. Kennedy (JFK) 8 10:14 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:14 Operates only on 2026-01-03
Tue 07:00 New York John F. Kennedy (JFK) 8 10:14 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:14 Operates only on 2026-01-06
Tue-Thu 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:26 Effective 2026-01-07 through 2026-01-14
Fri 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737-800 (73H) 6:26 Effective 2026-01-09 through 2026-01-30
Mon,Thu,Sun 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:26 Effective 2026-01-11 through 2026-01-18
Mon-Wed 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:26 Effective 2026-01-19 through 2026-01-21
Mon,Wed,Thu,Sun 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:26 Effective 2026-01-22 through 2026-01-29
Mon,Tue 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:26 Effective 2026-01-27 through 2026-02-03
Fri,Sun 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737-800 (73H) 6:26 Effective 2026-02-01 through 2026-02-06
Tue,Wed,Sun 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:26 Effective 2026-02-04 through 2026-02-10
Mon,Thu 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:26 Effective 2026-02-05 through 2026-02-09
Wed 07:00 New York John F. Kennedy (JFK) 8 10:26 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737-800 (73H) 6:26 Operates only on 2026-02-11
Mon,Thu 07:00 New York John F. Kennedy (JFK) 8 10:28 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:28 Effective 2026-02-12 through 2026-03-02
Tue,Fri 07:00 New York John F. Kennedy (JFK) 8 10:28 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737-800 (73H) 6:28 Effective 2026-02-13 through 2026-03-17
Wed,Sat,Sun 07:00 New York John F. Kennedy (JFK) 8 10:28 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:28 Effective 2026-02-14 through 2026-03-04
Thu,Sat 07:00 New York John F. Kennedy (JFK) 8 10:28 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:28 Effective 2026-03-05 through 2026-03-14
Mon,Wed,Sun 07:00 New York John F. Kennedy (JFK) 8 10:28 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:28 Effective 2026-03-08 through 2026-03-15
Mon 07:00 New York John F. Kennedy (JFK) 8 10:28 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:28 Operates only on 2026-03-16
Daily 07:00 New York John F. Kennedy (JFK) 8 10:15 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:15 Effective from 2026-06-10
Daily 16:54 New York John F. Kennedy (JFK) 8 20:00 Seattle-Tacoma (SEA) Alaska Airlines AS 21 Non-stop Boeing 737 (73J) 6:06 Effective 2026-05-13 through 2026-06-09
Mon,Sun 11:30 New York John F. Kennedy (JFK) 8 14:45 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 MAX 9 (7M9) 6:15 Valid until 2026-01-05
Tue-Sat 11:30 New York John F. Kennedy (JFK) 8 14:45 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:15 Valid until 2026-01-06
Wed-Fri,Sun 11:30 New York John F. Kennedy (JFK) 8 14:57 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:27 Effective 2026-01-07 through 2026-01-18
Mon,Tue,Sat 11:30 New York John F. Kennedy (JFK) 8 14:57 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 MAX 9 (7M9) 6:27 Effective 2026-01-10 through 2026-01-17
Mon,Wed-Fri,Sun 11:30 New York John F. Kennedy (JFK) 8 14:57 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:27 Effective 2026-01-19 through 2026-01-25
Mon,Tue,Sat 11:30 New York John F. Kennedy (JFK) 8 14:57 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 MAX 9 (7M9) 6:27 Effective 2026-01-20 through 2026-02-10
Wed-Fri,Sun 11:30 New York John F. Kennedy (JFK) 8 14:57 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:27 Effective 2026-01-28 through 2026-02-06
Sun 11:30 New York John F. Kennedy (JFK) 8 14:57 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737-800 (73H) 6:27 Operates only on 2026-02-08
Wed 11:30 New York John F. Kennedy (JFK) 8 14:57 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:27 Operates only on 2026-02-11
Thu,Fri 11:30 New York John F. Kennedy (JFK) 8 14:58 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 MAX 9 (7M9) 6:28 Effective 2026-02-12 through 2026-02-13
Mon,Thu,Sat,Sun 11:30 New York John F. Kennedy (JFK) 8 14:58 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:28 Effective 2026-02-14 through 2026-03-08
Fri 11:30 New York John F. Kennedy (JFK) 8 14:58 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 MAX 9 (7M9) 6:28 Effective 2026-02-20 through 2026-03-06
Mon,Fri 11:30 New York John F. Kennedy (JFK) 8 14:58 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 MAX 9 (7M9) 6:28 Effective 2026-03-09 through 2026-03-16
Wed 11:30 New York John F. Kennedy (JFK) 8 14:58 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737-800 (73H) 6:28 Operates only on 2026-03-11
Tue,Thu,Sat,Sun 11:30 New York John F. Kennedy (JFK) 8 14:58 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:28 Effective 2026-03-12 through 2026-03-17
Daily 11:30 New York John F. Kennedy (JFK) 8 14:49 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:19 Effective 2026-03-18 through 2026-05-12
Daily 11:30 New York John F. Kennedy (JFK) 8 14:38 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:08 Effective 2026-05-13 through 2026-06-09
Daily 13:00 New York John F. Kennedy (JFK) 8 16:15 Seattle-Tacoma (SEA) Alaska Airlines AS 23 Non-stop Boeing 737 (73J) 6:15 Effective from 2026-06-10
Daily 07:29 New York John F. Kennedy (JFK) 8 10:37 Seattle-Tacoma (SEA) Alaska Airlines AS 31 Non-stop Boeing 737 (73J) 6:08 Effective 2026-05-13 through 2026-06-09
Daily 16:00 New York John F. Kennedy (JFK) 8 19:25 Seattle-Tacoma (SEA) Alaska Airlines AS 31 Non-stop Boeing 737 (73J) 6:25 Effective 2026-03-18 through 2026-05-12
Mon-Wed,Fri 16:22 New York John F. Kennedy (JFK) 8 19:50 Seattle-Tacoma (SEA) Alaska Airlines AS 31 Non-stop Boeing 737 MAX 9 (7M9) 6:28 Effective 2026-01-07 through 2026-01-16

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Parallax here JFK-SEA

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A domestic route departing from the New York John F. Kennedy airport (JFK) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 2414 miles, or 3884 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 6:05 and 6:36.

Return (SEA-JFK) flights

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All airlines flying from New York John F. Kennedy (JFK) to Seattle-Tacoma (SEA).

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS17

17:29

New York John F. Kennedy (JFK) 8

20:54

Seattle-Tacoma (SEA)

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:25, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS17

18:29

New York John F. Kennedy (JFK) 8

21:58

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:29, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS17

18:50

New York John F. Kennedy (JFK) 8

22:00

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:10, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS17

18:53

New York John F. Kennedy (JFK) 8

22:18

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:25, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS17

18:59

New York John F. Kennedy (JFK) 8

22:17

Seattle-Tacoma (SEA)

Valid until 2026-01-04

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

Duration: 6:18, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS17

18:59

New York John F. Kennedy (JFK) 8

22:17

Seattle-Tacoma (SEA)

Valid until 2026-01-05

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:18, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS17

18:59

New York John F. Kennedy (JFK) 8

22:17

Seattle-Tacoma (SEA)

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:18, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:14

Seattle-Tacoma (SEA)

Valid until 2026-01-05

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:14

Seattle-Tacoma (SEA)

Valid until 2026-01-04

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:14, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:14

Seattle-Tacoma (SEA)

Operates only on 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:14, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:14

Seattle-Tacoma (SEA)

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:14, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-01-07 through 2026-01-14

Mon
-

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:26, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-01-09 through 2026-01-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 6:26, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-01-11 through 2026-01-18

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 6:26, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-01-19 through 2026-01-21

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:26, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-01-22 through 2026-01-29

Mon

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 6:26, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-01-27 through 2026-02-03

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:26, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-02-01 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 6:26, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-02-04 through 2026-02-10

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:26, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Effective 2026-02-05 through 2026-02-09

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:26, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:26

Seattle-Tacoma (SEA)

Operates only on 2026-02-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:26, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:28

Seattle-Tacoma (SEA)

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

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:28

Seattle-Tacoma (SEA)

Effective 2026-02-13 through 2026-03-17

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:28

Seattle-Tacoma (SEA)

Effective 2026-02-14 through 2026-03-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun

Duration: 6:28, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:28

Seattle-Tacoma (SEA)

Effective 2026-03-05 through 2026-03-14

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 6:28, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:28

Seattle-Tacoma (SEA)

Effective 2026-03-08 through 2026-03-15

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:28, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:28

Seattle-Tacoma (SEA)

Operates only on 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 8

10:15

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:15, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS21

16:54

New York John F. Kennedy (JFK) 8

20:00

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:06, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:45

Seattle-Tacoma (SEA)

Valid until 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:15, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:45

Seattle-Tacoma (SEA)

Valid until 2026-01-06

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 6:15, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:57

Seattle-Tacoma (SEA)

Effective 2026-01-07 through 2026-01-18

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 6:27, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:57

Seattle-Tacoma (SEA)

Effective 2026-01-10 through 2026-01-17

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:57

Seattle-Tacoma (SEA)

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 6:27, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:57

Seattle-Tacoma (SEA)

Effective 2026-01-20 through 2026-02-10

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:57

Seattle-Tacoma (SEA)

Effective 2026-01-28 through 2026-02-06

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 6:27, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:57

Seattle-Tacoma (SEA)

Operates only on 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:27, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:57

Seattle-Tacoma (SEA)

Operates only on 2026-02-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:27, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:58

Seattle-Tacoma (SEA)

Effective 2026-02-12 through 2026-02-13

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:58

Seattle-Tacoma (SEA)

Effective 2026-02-14 through 2026-03-08

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

Duration: 6:28, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:58

Seattle-Tacoma (SEA)

Effective 2026-02-20 through 2026-03-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:58

Seattle-Tacoma (SEA)

Effective 2026-03-09 through 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:58

Seattle-Tacoma (SEA)

Operates only on 2026-03-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:58

Seattle-Tacoma (SEA)

Effective 2026-03-12 through 2026-03-17

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat

Sun

Duration: 6:28, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:49

Seattle-Tacoma (SEA)

Effective 2026-03-18 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

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

Direct Flights:

Alaska Airlines AS23

11:30

New York John F. Kennedy (JFK) 8

14:38

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:08, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS23

13:00

New York John F. Kennedy (JFK) 8

16:15

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:15, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS31

07:29

New York John F. Kennedy (JFK) 8

10:37

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:08, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS31

16:00

New York John F. Kennedy (JFK) 8

19:25

Seattle-Tacoma (SEA)

Effective 2026-03-18 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:25, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS31

16:22

New York John F. Kennedy (JFK) 8

19:50

Seattle-Tacoma (SEA)

Effective 2026-01-07 through 2026-01-16

Mon

Tue

Wed

Thu
-

Fri

Sat
-

Sun
-

Duration: 6:28, non-stop
Boeing 737 MAX 9 (7M9)

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Parallax here JFK-SEA

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A domestic route departing from the New York John F. Kennedy airport (JFK) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 2414 miles, or 3884 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 6:05 and 6:36.

Return (SEA-JFK) flights

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