Alaska Airlines flight AS 21: New York John F. Kennedy - Seattle-Tacoma

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FLIGHT SCHEDULE
Direct Flights:
Tue-Thu,Sat 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:13 Effective 2025-06-12 through 2025-07-05
Fri 07:00 New York John F. Kennedy (JFK) 7 10:08 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:08 Effective 2025-06-13 through 2025-08-15
Sun 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:13 Effective 2025-06-15 through 2025-06-29
Mon 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 MAX 8 (7M8) 6:13 Effective 2025-06-16 through 2025-08-18
Tue-Thu,Sat,Sun 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:13 Effective 2025-07-06 through 2025-07-12
Sun 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:13 Operates only on 2025-07-13
Tue-Thu,Sat,Sun 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:13 Effective 2025-07-15 through 2025-07-26
Sun 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:13 Effective 2025-07-27 through 2025-08-10
Tue-Thu,Sat 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:13 Effective 2025-07-29 through 2025-08-16
Tue,Sun 07:00 New York John F. Kennedy (JFK) 7 10:13 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:13 Effective 2025-08-17 through 2025-08-19
Daily 07:20 New York John F. Kennedy (JFK) 7 10:27 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:07 Valid until 2025-05-06
Wed 07:20 New York John F. Kennedy (JFK) 7 10:27 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:07 Effective 2025-05-07 through 2025-05-14
Thu-Sun 07:20 New York John F. Kennedy (JFK) 7 10:27 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:07 Effective 2025-05-08 through 2025-05-11
Mon,Tue 07:20 New York John F. Kennedy (JFK) 7 10:27 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737-800 (73H) 6:07 Effective 2025-05-12 through 2025-05-13
Daily 07:20 New York John F. Kennedy (JFK) 7 10:39 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:19 Effective 2025-10-04 through 2026-01-06
Daily 07:27 New York John F. Kennedy (JFK) 8 10:37 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:10 Effective 2025-08-20 through 2025-10-03
Mon-Sat 07:29 New York John F. Kennedy (JFK) 7 10:37 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:08 Effective 2025-05-15 through 2025-06-05
Sun 07:29 New York John F. Kennedy (JFK) 7 10:37 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 MAX 9 (7M9) 6:08 Effective 2025-05-18 through 2025-05-25
Fri,Sun 07:29 New York John F. Kennedy (JFK) 7 10:37 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737-800 (73H) 6:08 Effective 2025-06-01 through 2025-06-08
Mon-Wed,Sat 07:29 New York John F. Kennedy (JFK) 7 10:37 Seattle-Tacoma (SEA) AS 21 Non-stop Boeing 737 (73J) 6:08 Effective 2025-06-07 through 2025-06-11

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Parallax here JFK-SEA

AS 21 is a domestic flight 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 6:07 and 6:19.

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Alaska Airlines flight AS 21:
New York John F. Kennedy - Seattle-Tacoma

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-06-12 through 2025-07-05

Mon
-

Tue

Wed

Thu

Fri
-

Sat

Sun
-

Duration: 6:13, non-stop
Boeing 737 (73J)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:08

Seattle-Tacoma (SEA)

Effective 2025-06-13 through 2025-08-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

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

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-06-15 through 2025-06-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:13, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-06-16 through 2025-08-18

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:13, non-stop
Boeing 737 MAX 8 (7M8)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-07-06 through 2025-07-12

Mon
-

Tue

Wed

Thu

Fri
-

Sat

Sun

Duration: 6:13, non-stop
Boeing 737 (73J)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Operates only on 2025-07-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:13, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-07-15 through 2025-07-26

Mon
-

Tue

Wed

Thu

Fri
-

Sat

Sun

Duration: 6:13, non-stop
Boeing 737 (73J)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-07-27 through 2025-08-10

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:13, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-07-29 through 2025-08-16

Mon
-

Tue

Wed

Thu

Fri
-

Sat

Sun
-

Duration: 6:13, non-stop
Boeing 737 (73J)

Alaska Airlines AS21

07:00

New York John F. Kennedy (JFK) 7

10:13

Seattle-Tacoma (SEA)

Effective 2025-08-17 through 2025-08-19

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:13, non-stop
Boeing 737 (73J)

Alaska Airlines AS21

07:20

New York John F. Kennedy (JFK) 7

10:27

Seattle-Tacoma (SEA)

Valid until 2025-05-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:07, non-stop
Boeing 737 (73J)

Alaska Airlines AS21

07:20

New York John F. Kennedy (JFK) 7

10:27

Seattle-Tacoma (SEA)

Effective 2025-05-07 through 2025-05-14

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:07, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS21

07:20

New York John F. Kennedy (JFK) 7

10:27

Seattle-Tacoma (SEA)

Effective 2025-05-08 through 2025-05-11

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 6:07, non-stop
Boeing 737 (73J)

Alaska Airlines AS21

07:20

New York John F. Kennedy (JFK) 7

10:27

Seattle-Tacoma (SEA)

Effective 2025-05-12 through 2025-05-13

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:07, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS21

07:20

New York John F. Kennedy (JFK) 7

10:39

Seattle-Tacoma (SEA)

Effective 2025-10-04 through 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

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

Alaska Airlines AS21

07:27

New York John F. Kennedy (JFK) 8

10:37

Seattle-Tacoma (SEA)

Effective 2025-08-20 through 2025-10-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

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

Alaska Airlines AS21

07:29

New York John F. Kennedy (JFK) 7

10:37

Seattle-Tacoma (SEA)

Effective 2025-05-15 through 2025-06-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

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

Alaska Airlines AS21

07:29

New York John F. Kennedy (JFK) 7

10:37

Seattle-Tacoma (SEA)

Effective 2025-05-18 through 2025-05-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:08, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS21

07:29

New York John F. Kennedy (JFK) 7

10:37

Seattle-Tacoma (SEA)

Effective 2025-06-01 through 2025-06-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 6:08, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS21

07:29

New York John F. Kennedy (JFK) 7

10:37

Seattle-Tacoma (SEA)

Effective 2025-06-07 through 2025-06-11

Mon

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

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

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Parallax here JFK-SEA

AS 21 is a domestic flight 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 6:07 and 6:19.

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All JFK-SEA flights

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