All airlines flying from Seattle-Tacoma (SEA) to Miami (MIA).

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FLIGHT SCHEDULE
Direct Flights:
Daily 07:55 Seattle-Tacoma (SEA) 17:06 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 6:11 Effective 2025-08-20 through 2025-10-03
Daily 07:55 Seattle-Tacoma (SEA) 16:55 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 6:00 Effective from 2025-10-04
Daily 08:01 Seattle-Tacoma (SEA) 17:01 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 6:00 Valid until 2025-05-07
Thu 08:01 Seattle-Tacoma (SEA) 17:01 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 6:00 Operates only on 2025-05-08
Mon-Wed,Fri-Sun 08:01 Seattle-Tacoma (SEA) 17:01 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 6:00 Effective 2025-05-09 through 2025-05-14
Thu 08:25 Seattle-Tacoma (SEA) 17:21 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 5:56 Operates only on 2025-05-15
Daily 08:25 Seattle-Tacoma (SEA) 17:21 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:56 Effective 2025-05-16 through 2025-06-05
Fri 08:25 Seattle-Tacoma (SEA) 17:21 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 5:56 Operates only on 2025-06-06
Mon-Wed,Sat,Sun 08:25 Seattle-Tacoma (SEA) 17:21 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:56 Effective 2025-06-07 through 2025-06-11
Mon,Tue,Thu,Fri,Sun 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:55 Effective 2025-06-12 through 2025-06-23
Wed,Sat 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 5:55 Effective 2025-06-14 through 2025-06-21
Tue,Wed,Sun 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 5:55 Effective 2025-06-24 through 2025-07-01
Mon,Wed-Sat 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:55 Effective 2025-06-26 through 2025-07-04
Tue,Sat 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 5:55 Effective 2025-07-05 through 2025-07-12
Mon,Wed-Fri,Sun 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:55 Effective 2025-07-06 through 2025-07-14
Mon,Tue,Thu,Fri,Sun 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:55 Effective 2025-07-15 through 2025-07-22
Wed,Sat 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 5:55 Effective 2025-07-16 through 2025-07-19
Mon,Wed-Fri 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:55 Effective 2025-07-23 through 2025-07-28
Tue-Thu,Sat,Sun 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 (73J) 5:55 Effective 2025-07-26 through 2025-07-31
Daily 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:55 Effective 2025-08-01 through 2025-08-11
Tue 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 8 (7M8) 5:55 Operates only on 2025-08-12
Daily 08:25 Seattle-Tacoma (SEA) 17:20 Miami (MIA) Alaska Airlines AS 305 Non-stop Boeing 737 MAX 9 (7M9) 5:55 Effective 2025-08-13 through 2025-08-19
Daily 07:25 Seattle-Tacoma (SEA) 16:23 Miami (MIA) Delta Air Lines DL 506 Non-stop Airbus A321neo (32Q) 5:58 Effective 2025-12-20 through 2026-01-05
Daily 07:30 Seattle-Tacoma (SEA) 16:22 Miami (MIA) Delta Air Lines DL 506 Non-stop Airbus A321neo (32Q) 5:52 Valid until 2025-05-06
Daily 08:00 Seattle-Tacoma (SEA) 17:04 Miami (MIA) Delta Air Lines DL 506 Non-stop Airbus A321neo (32Q) 6:04 Effective 2025-05-07 through 2025-06-07
Daily 08:00 Seattle-Tacoma (SEA) 17:03 Miami (MIA) Delta Air Lines DL 506 Non-stop Airbus A321neo (32Q) 6:03 Effective 2025-06-08 through 2025-07-06
Daily 08:00 Seattle-Tacoma (SEA) 17:11 Miami (MIA) Delta Air Lines DL 506 Non-stop Airbus A321neo (32Q) 6:11 Effective 2025-07-07 through 2025-09-07
Daily 08:00 Seattle-Tacoma (SEA) 17:05 Miami (MIA) Delta Air Lines DL 506 Non-stop Airbus A321neo (32Q) 6:05 Effective 2025-09-08 through 2025-12-19
Daily 08:00 Seattle-Tacoma (SEA) 17:05 Miami (MIA) Delta Air Lines DL 506 Non-stop Airbus A321neo (32Q) 6:05 Effective from 2026-01-06
Daily 22:45 Seattle-Tacoma (SEA) 07:45 Miami (MIA) Alaska Airlines AS 792 Non-stop Boeing 737 (73J) 6:00 Effective 2025-11-21 through 2025-12-01 The flight arrives 1 day after departure.
Daily 22:45 Seattle-Tacoma (SEA) 07:45 Miami (MIA) Alaska Airlines AS 792 Non-stop Boeing 737 (73J) 6:00 Effective 2025-12-18 through 2026-01-06 The flight arrives 1 day after departure.
Daily 20:01 Seattle-Tacoma (SEA) 05:00 Miami (MIA) American Airlines AA 1471 Non-stop Airbus A321neo (32Q) 5:59 Effective 2025-06-05 through 2025-07-04 The flight arrives 1 day after departure.
Daily 20:18 Seattle-Tacoma (SEA) 05:02 Miami (MIA) American Airlines AA 1471 Non-stop Airbus A321neo (32Q) 5:44 Effective 2025-07-05 through 2025-08-05 The flight arrives 1 day after departure.
Daily 22:10 Seattle-Tacoma (SEA) 07:05 Miami (MIA) American Airlines AA 1471 Non-stop Airbus A321neo (32Q) 5:55 Valid until 2025-05-04 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 22:10 Seattle-Tacoma (SEA) 06:58 Miami (MIA) American Airlines AA 1471 Non-stop Airbus A321neo (32Q) 5:48 Effective 2025-05-05 through 2025-06-02 The flight arrives 1 day after departure.
Daily 22:58 Seattle-Tacoma (SEA) 07:50 Miami (MIA) American Airlines AA 1471 Non-stop Airbus A321neo (32Q) 5:52 Effective 2025-08-06 through 2025-09-02 The flight arrives 1 day after departure.
Daily 23:00 Seattle-Tacoma (SEA) 07:50 Miami (MIA) American Airlines AA 1471 Non-stop Airbus A321neo (32Q) 5:50 Effective 2025-09-03 through 2025-10-05 The flight arrives 1 day after departure.
Daily 23:07 Seattle-Tacoma (SEA) 07:50 Miami (MIA) American Airlines AA 1471 Non-stop Airbus A321neo (32Q) 5:43 Effective 2025-10-06 through 2025-10-25 The flight arrives 1 day after departure.
Daily 22:53 Seattle-Tacoma (SEA) 07:40 Miami (MIA) American Airlines AA 2142 Non-stop Airbus A321neo (32Q) 5:47 Effective 2025-12-18 through 2026-01-05 The flight arrives 1 day after departure.
Daily 22:57 Seattle-Tacoma (SEA) 07:40 Miami (MIA) American Airlines AA 2142 Non-stop Airbus A321neo (32Q) 5:43 Effective 2026-01-06 through 2026-02-11 The flight arrives 1 day after departure.
Daily 23:03 Seattle-Tacoma (SEA) 07:50 Miami (MIA) American Airlines AA 2142 Non-stop Airbus A321neo (32Q) 5:47 Effective 2025-12-03 through 2025-12-17 The flight arrives 1 day after departure.
Mon-Fri,Sun 23:07 Seattle-Tacoma (SEA) 07:50 Miami (MIA) American Airlines AA 2142 Non-stop Airbus A321neo (32Q) 5:43 Effective 2025-10-26 through 2025-10-31 The flight arrives 1 day after departure.
Sat 23:07 Seattle-Tacoma (SEA) 06:50 Miami (MIA) American Airlines AA 2142 Non-stop Airbus A321neo (32Q) 5:43 Operates only on 2025-11-01 The flight arrives 1 day after departure.
Daily 23:07 Seattle-Tacoma (SEA) 07:40 Miami (MIA) American Airlines AA 2142 Non-stop Airbus A321neo (32Q) 5:33 Effective from 2026-02-12 The flight arrives 1 day after departure.
Daily 23:10 Seattle-Tacoma (SEA) 07:50 Miami (MIA) American Airlines AA 2142 Non-stop Airbus A321neo (32Q) 5:40 Effective 2025-11-02 through 2025-12-02 The flight arrives 1 day after departure.
Wed,Thu,Sun 00:24 Seattle-Tacoma (SEA) 09:10 Miami (MIA) American Airlines AA 2472 Non-stop Airbus A321neo (32Q) 5:46 Effective 2025-05-07 through 2025-06-04
Daily 13:17 Seattle-Tacoma (SEA) 22:05 Miami (MIA) American Airlines AA 3306 Non-stop Boeing 737 MAX 8 (7M8) 5:48 Effective 2025-12-18 through 2026-01-05
Direct Codeshare Flights:
Daily 22:45 Seattle-Tacoma (SEA) 07:45 Miami (MIA) Air Tahiti Nui TN 2383 Non-stop Boeing 737 (73J) 6:00 Effective 2025-11-21 through 2025-12-01 Codeshare flight, operated by Alaska Airlines.(AS 792) The flight arrives 1 day after departure.
Daily 22:45 Seattle-Tacoma (SEA) 07:45 Miami (MIA) Air Tahiti Nui TN 2383 Non-stop Boeing 737 (73J) 6:00 Effective 2025-12-18 through 2026-01-06 Codeshare flight, operated by Alaska Airlines.(AS 792) The flight arrives 1 day after departure.
Mon,Sat 07:55 Seattle-Tacoma (SEA) 16:55 Miami (MIA) Finnair AY 2587 Non-stop Boeing 737 (73J) 6:00 Effective 2025-12-01 through 2026-01-05 Codeshare flight, operated by Alaska Airlines.(AS 305)

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Parallax here SEA-MIA

1 2 3

A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Miami airport (MIA).
The flight distance is 2720 miles, or 4377 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 5:33 and 6:11.

Return (MIA-SEA) flights

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All airlines flying from Seattle-Tacoma (SEA) to Miami (MIA).

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS305

07:55

Seattle-Tacoma (SEA)

17:06

Miami (MIA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:11, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

07:55

Seattle-Tacoma (SEA)

16:55

Miami (MIA)

Effective from 2025-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:00, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:01

Seattle-Tacoma (SEA)

17:01

Miami (MIA)

Valid until 2025-05-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:00, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:01

Seattle-Tacoma (SEA)

17:01

Miami (MIA)

Operates only on 2025-05-08

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:00, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:01

Seattle-Tacoma (SEA)

17:01

Miami (MIA)

Effective 2025-05-09 through 2025-05-14

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Duration: 6:00, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:21

Miami (MIA)

Operates only on 2025-05-15

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 5:56, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:21

Miami (MIA)

Effective 2025-05-16 through 2025-06-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:56, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:21

Miami (MIA)

Operates only on 2025-06-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 5:56, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:21

Miami (MIA)

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

Mon

Tue

Wed

Thu
-

Fri
-

Sat

Sun

Duration: 5:56, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-06-12 through 2025-06-23

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 5:55, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-06-14 through 2025-06-21

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-06-24 through 2025-07-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-06-26 through 2025-07-04

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun
-

Duration: 5:55, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

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

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-07-06 through 2025-07-14

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 5:55, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-07-15 through 2025-07-22

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 5:55, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-07-16 through 2025-07-19

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-07-23 through 2025-07-28

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 5:55, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-07-26 through 2025-07-31

Mon
-

Tue

Wed

Thu

Fri
-

Sat

Sun

Duration: 5:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-08-01 through 2025-08-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:55, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Operates only on 2025-08-12

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:55, non-stop
Boeing 737 MAX 8 (7M8)

Alaska Airlines AS305

08:25

Seattle-Tacoma (SEA)

17:20

Miami (MIA)

Effective 2025-08-13 through 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:55, non-stop
Boeing 737 MAX 9 (7M9)

Delta Air Lines DL506

07:25

Seattle-Tacoma (SEA)

16:23

Miami (MIA)

Effective 2025-12-20 through 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:58, non-stop
Airbus A321neo (32Q)

Delta Air Lines DL506

07:30

Seattle-Tacoma (SEA)

16:22

Miami (MIA)

Valid until 2025-05-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:52, non-stop
Airbus A321neo (32Q)

Delta Air Lines DL506

08:00

Seattle-Tacoma (SEA)

17:04

Miami (MIA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:04, non-stop
Airbus A321neo (32Q)

Delta Air Lines DL506

08:00

Seattle-Tacoma (SEA)

17:03

Miami (MIA)

Effective 2025-06-08 through 2025-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:03, non-stop
Airbus A321neo (32Q)

Delta Air Lines DL506

08:00

Seattle-Tacoma (SEA)

17:11

Miami (MIA)

Effective 2025-07-07 through 2025-09-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:11, non-stop
Airbus A321neo (32Q)

Delta Air Lines DL506

08:00

Seattle-Tacoma (SEA)

17:05

Miami (MIA)

Effective 2025-09-08 through 2025-12-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:05, non-stop
Airbus A321neo (32Q)

Delta Air Lines DL506

08:00

Seattle-Tacoma (SEA)

17:05

Miami (MIA)

Effective from 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:05, non-stop
Airbus A321neo (32Q)

Alaska Airlines AS792

22:45

Seattle-Tacoma (SEA)

07:45(+1)

Miami (MIA)

Effective 2025-11-21 through 2025-12-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:00, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Alaska Airlines AS792

22:45

Seattle-Tacoma (SEA)

07:45(+1)

Miami (MIA)

Effective 2025-12-18 through 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:00, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

American Airlines AA1471

20:01

Seattle-Tacoma (SEA)

05:00(+1)

Miami (MIA)

Effective 2025-06-05 through 2025-07-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA1471

20:18

Seattle-Tacoma (SEA)

05:02(+1)

Miami (MIA)

Effective 2025-07-05 through 2025-08-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:44, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA1471

22:10

Seattle-Tacoma (SEA)

07:05(+1)

Miami (MIA)

Valid until 2025-05-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:55, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA1471

22:10

Seattle-Tacoma (SEA)

06:58(+1)

Miami (MIA)

Effective 2025-05-05 through 2025-06-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 5:48, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA1471

22:58

Seattle-Tacoma (SEA)

07:50(+1)

Miami (MIA)

Effective 2025-08-06 through 2025-09-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:52, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA1471

23:00

Seattle-Tacoma (SEA)

07:50(+1)

Miami (MIA)

Effective 2025-09-03 through 2025-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:50, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA1471

23:07

Seattle-Tacoma (SEA)

07:50(+1)

Miami (MIA)

Effective 2025-10-06 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:43, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2142

22:53

Seattle-Tacoma (SEA)

07:40(+1)

Miami (MIA)

Effective 2025-12-18 through 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:47, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2142

22:57

Seattle-Tacoma (SEA)

07:40(+1)

Miami (MIA)

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:43, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2142

23:03

Seattle-Tacoma (SEA)

07:50(+1)

Miami (MIA)

Effective 2025-12-03 through 2025-12-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:47, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2142

23:07

Seattle-Tacoma (SEA)

07:50(+1)

Miami (MIA)

Effective 2025-10-26 through 2025-10-31

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 5:43, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2142

23:07

Seattle-Tacoma (SEA)

06:50(+1)

Miami (MIA)

Operates only on 2025-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:43, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2142

23:07

Seattle-Tacoma (SEA)

07:40(+1)

Miami (MIA)

Effective from 2026-02-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:33, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2142

23:10

Seattle-Tacoma (SEA)

07:50(+1)

Miami (MIA)

Effective 2025-11-02 through 2025-12-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:40, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

American Airlines AA2472

00:24

Seattle-Tacoma (SEA)

09:10

Miami (MIA)

Effective 2025-05-07 through 2025-06-04

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 5:46, non-stop
Airbus A321neo (32Q)

American Airlines AA3306

13:17

Seattle-Tacoma (SEA)

22:05

Miami (MIA)

Effective 2025-12-18 through 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:48, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Air Tahiti Nui TN2383

22:45

Seattle-Tacoma (SEA)

07:45(+1)

Miami (MIA)

Effective 2025-11-21 through 2025-12-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 792)

Duration: 6:00, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Air Tahiti Nui TN2383

22:45

Seattle-Tacoma (SEA)

07:45(+1)

Miami (MIA)

Effective 2025-12-18 through 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 792)

Duration: 6:00, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Finnair AY2587

07:55

Seattle-Tacoma (SEA)

16:55

Miami (MIA)

Effective 2025-12-01 through 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 305)

Duration: 6:00, non-stop
Boeing 737 (73J)

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A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Miami airport (MIA).
The flight distance is 2720 miles, or 4377 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 5:33 and 6:11.

Return (MIA-SEA) flights

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