Alaska Airlines flights from Fort Lauderdale (FLL) to Seattle-Tacoma (SEA).

FLIGHT SCHEDULE
Direct Flights:
Daily 07:00 Fort Lauderdale (FLL) 1 10:45 Seattle-Tacoma (SEA) Alaska Airlines AS 355 Non-stop Boeing 737 MAX 9 (7M9) 6:45 Valid until 2026-01-06
Mon-Fri 07:00 Fort Lauderdale (FLL) 1 10:57 Seattle-Tacoma (SEA) Alaska Airlines AS 355 Non-stop Boeing 737 MAX 8 (7M8) 6:57 Effective 2026-02-13 through 2026-02-20
Sat,Sun 07:00 Fort Lauderdale (FLL) 1 10:57 Seattle-Tacoma (SEA) Alaska Airlines AS 355 Non-stop Boeing 737-800 (73H) 6:57 Effective 2026-02-14 through 2026-02-15
Daily 07:00 Fort Lauderdale (FLL) 1 10:57 Seattle-Tacoma (SEA) Alaska Airlines AS 355 Non-stop Boeing 737 MAX 8 (7M8) 6:57 Effective 2026-02-21 through 2026-03-17
Wed 07:00 Fort Lauderdale (FLL) 1 10:34 Seattle-Tacoma (SEA) Alaska Airlines AS 355 Non-stop Boeing 737 (73J) 6:34 Operates only on 2026-03-18
Daily 07:00 Fort Lauderdale (FLL) 1 10:40 Seattle-Tacoma (SEA) Alaska Airlines AS 355 Non-stop Boeing 737 (73J) 6:40 Effective 2026-03-19 through 2026-04-21
Daily 17:52 Fort Lauderdale (FLL) 1 21:23 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 (73J) 6:31 Effective from 2026-06-10
Wed 18:00 Fort Lauderdale (FLL) 1 21:34 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 (73J) 6:34 Operates only on 2026-03-18
Daily 18:00 Fort Lauderdale (FLL) 1 21:57 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 (73J) 6:57 Effective 2026-03-19 through 2026-05-12
Mon,Thu,Sat,Sun 18:08 Fort Lauderdale (FLL) 1 22:05 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 MAX 9 (7M9) 6:57 Effective 2026-02-12 through 2026-02-16
Thu,Fri 18:08 Fort Lauderdale (FLL) 1 22:05 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 (73J) 6:57 Effective 2026-02-13 through 2026-02-19
Mon,Thu-Sun 18:08 Fort Lauderdale (FLL) 1 22:05 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 MAX 9 (7M9) 6:57 Effective 2026-02-20 through 2026-03-08
Mon 18:08 Fort Lauderdale (FLL) 1 22:05 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 MAX 8 (7M8) 6:57 Operates only on 2026-03-09
Mon,Thu-Sun 18:08 Fort Lauderdale (FLL) 1 22:05 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 MAX 9 (7M9) 6:57 Effective 2026-03-12 through 2026-03-16
Daily 18:27 Fort Lauderdale (FLL) 1 22:00 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 (73J) 6:33 Effective 2026-05-13 through 2026-06-09
Mon,Wed-Sun 18:43 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 MAX 9 (7M9) 6:46 Valid until 2026-01-05
Tue 18:43 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 517 Non-stop Boeing 737 MAX 9 (7M9) 6:46 Operates only on 2026-01-06
Wed,Thu,Sat,Sun 18:40 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 519 Non-stop Boeing 737 MAX 9 (7M9) 6:49 Effective 2026-01-07 through 2026-01-11
Mon-Wed,Fri 18:40 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 519 Non-stop Boeing 737 (73J) 6:49 Effective 2026-01-09 through 2026-01-14
Mon-Fri,Sun 18:40 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 519 Non-stop Boeing 737 MAX 9 (7M9) 6:49 Effective 2026-01-15 through 2026-01-23
Sat 18:40 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 519 Non-stop Boeing 737-800 (73H) 6:49 Operates only on 2026-01-17
Daily 18:40 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 519 Non-stop Boeing 737 MAX 9 (7M9) 6:49 Effective 2026-01-24 through 2026-02-02
Tue,Wed 18:40 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 519 Non-stop Boeing 737 (73J) 6:49 Effective 2026-02-03 through 2026-02-04
Daily 18:40 Fort Lauderdale (FLL) 1 22:29 Seattle-Tacoma (SEA) Alaska Airlines AS 519 Non-stop Boeing 737 MAX 9 (7M9) 6:49 Effective 2026-02-05 through 2026-02-11

A domestic route departing from the Fort Lauderdale airport (FLL) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 2712 miles, or 4365 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 6:31 and 6:57.

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS355

07:00

Fort Lauderdale (FLL) 1

10:45

Seattle-Tacoma (SEA)

Valid until 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:45, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS355

07:00

Fort Lauderdale (FLL) 1

10:57

Seattle-Tacoma (SEA)

Effective 2026-02-13 through 2026-02-20

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 6:57, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS355

07:00

Fort Lauderdale (FLL) 1

10:57

Seattle-Tacoma (SEA)

Effective 2026-02-14 through 2026-02-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 6:57, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS355

07:00

Fort Lauderdale (FLL) 1

10:57

Seattle-Tacoma (SEA)

Effective 2026-02-21 through 2026-03-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:57, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS355

07:00

Fort Lauderdale (FLL) 1

10:34

Seattle-Tacoma (SEA)

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:34, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS355

07:00

Fort Lauderdale (FLL) 1

10:40

Seattle-Tacoma (SEA)

Effective 2026-03-19 through 2026-04-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:40, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS517

17:52

Fort Lauderdale (FLL) 1

21:23

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:31, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS517

18:00

Fort Lauderdale (FLL) 1

21:34

Seattle-Tacoma (SEA)

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:34, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS517

18:00

Fort Lauderdale (FLL) 1

21:57

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:57, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS517

18:08

Fort Lauderdale (FLL) 1

22:05

Seattle-Tacoma (SEA)

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

Duration: 6:57, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS517

18:08

Fort Lauderdale (FLL) 1

22:05

Seattle-Tacoma (SEA)

Effective 2026-02-13 through 2026-02-19

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 6:57, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS517

18:08

Fort Lauderdale (FLL) 1

22:05

Seattle-Tacoma (SEA)

Effective 2026-02-20 through 2026-03-08

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 6:57, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS517

18:08

Fort Lauderdale (FLL) 1

22:05

Seattle-Tacoma (SEA)

Operates only on 2026-03-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:57, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS517

18:08

Fort Lauderdale (FLL) 1

22:05

Seattle-Tacoma (SEA)

Effective 2026-03-12 through 2026-03-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 6:57, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS517

18:27

Fort Lauderdale (FLL) 1

22:00

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:33, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS517

18:43

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

Valid until 2026-01-05

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

Duration: 6:46, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS517

18:43

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:46, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS519

18:40

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

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

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 6:49, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS519

18:40

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

Effective 2026-01-09 through 2026-01-14

Mon

Tue

Wed

Thu
-

Fri

Sat
-

Sun
-

Duration: 6:49, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS519

18:40

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

Effective 2026-01-15 through 2026-01-23

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 6:49, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS519

18:40

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

Operates only on 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:49, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS519

18:40

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

Effective 2026-01-24 through 2026-02-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:49, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS519

18:40

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:49, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS519

18:40

Fort Lauderdale (FLL) 1

22:29

Seattle-Tacoma (SEA)

Effective 2026-02-05 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:49, non-stop
Boeing 737 MAX 9 (7M9)

A domestic route departing from the Fort Lauderdale airport (FLL) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 2712 miles, or 4365 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 6:31 and 6:57.

All FLL-SEA flights

All Alaska Airlines flights

Return (SEA-FLL) flights

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