Alaska Airlines flights from Seattle-Tacoma (SEA) to Detroit (DTW).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 07:43 Seattle-Tacoma (SEA) 15:02 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:19 Operates only on 2024-10-27
Sun 07:43 Seattle-Tacoma (SEA) 15:02 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:19 Effective 2024-11-10 through 2024-11-17
Daily 07:59 Seattle-Tacoma (SEA) 15:25 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:26 Effective 2025-01-06 through 2025-03-18
Mon-Thu,Sat 08:02 Seattle-Tacoma (SEA) 15:21 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:19 Effective 2024-10-28 through 2024-11-02
Tue,Sat,Sun 08:02 Seattle-Tacoma (SEA) 15:21 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:19 Effective 2024-11-03 through 2024-11-09
Mon,Wed,Thu 08:02 Seattle-Tacoma (SEA) 15:21 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:19 Effective 2024-11-04 through 2024-11-14
Tue,Fri 08:02 Seattle-Tacoma (SEA) 15:21 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737-800 (73H) 4:19 Effective 2024-11-08 through 2024-11-12
Mon-Fri 08:02 Seattle-Tacoma (SEA) 15:21 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:19 Effective 2024-11-15 through 2024-11-21
Sat 08:02 Seattle-Tacoma (SEA) 15:21 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737-800 (73H) 4:19 Operates only on 2024-11-16
Mon,Tue,Thu,Sun 08:05 Seattle-Tacoma (SEA) 15:20 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:15 Effective 2024-12-03 through 2024-12-12
Wed 08:05 Seattle-Tacoma (SEA) 15:20 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:15 Effective 2024-12-04 through 2024-12-11
Fri 08:05 Seattle-Tacoma (SEA) 15:20 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737-800 (73H) 4:15 Operates only on 2024-12-06
Fri,Sun 08:05 Seattle-Tacoma (SEA) 15:20 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:15 Effective 2024-12-13 through 2024-12-15
Mon-Wed 08:05 Seattle-Tacoma (SEA) 15:20 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:15 Effective 2024-12-16 through 2024-12-18
Mon-Fri,Sun 08:20 Seattle-Tacoma (SEA) 15:40 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:20 Effective 2024-12-19 through 2025-01-05
Sat 08:24 Seattle-Tacoma (SEA) 15:44 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:20 Effective 2024-12-21 through 2025-01-04
Fri,Sat 08:33 Seattle-Tacoma (SEA) 15:56 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737-800 (73H) 4:23 Effective 2024-11-22 through 2024-11-29
Mon,Sat,Sun 08:33 Seattle-Tacoma (SEA) 15:56 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:23 Effective 2024-11-24 through 2024-12-01
Mon-Wed 08:33 Seattle-Tacoma (SEA) 15:56 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:23 Effective 2024-11-26 through 2024-12-02
Fri 08:39 Seattle-Tacoma (SEA) 15:58 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 8 (7M8) 4:19 Operates only on 2024-11-01
Daily 09:41 Seattle-Tacoma (SEA) 16:58 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:17 Effective 2024-10-01 through 2024-10-12
Sun 09:41 Seattle-Tacoma (SEA) 16:58 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737-800 (73H) 4:17 Effective 2024-10-13 through 2024-10-20
Mon-Sat 09:41 Seattle-Tacoma (SEA) 16:58 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:17 Effective 2024-10-14 through 2024-10-25
Sat 09:41 Seattle-Tacoma (SEA) 16:58 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:17 Operates only on 2024-10-26
Mon,Wed,Thu,Sat,Sun 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:20 Valid until 2024-09-01
Tue,Fri 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:20 Valid until 2024-09-03
Mon 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737-800 (73H) 4:20 Operates only on 2024-09-02
Tue,Wed,Fri,Sun 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:20 Effective 2024-09-04 through 2024-09-13
Mon,Thu,Sat 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:20 Effective 2024-09-05 through 2024-09-12
Mon-Wed,Fri,Sat 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:20 Effective 2024-09-14 through 2024-09-20
Thu,Sat,Sun 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 4:20 Effective 2024-09-15 through 2024-09-28
Mon-Wed,Fri 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 4:20 Effective 2024-09-23 through 2024-09-30
Sun 10:23 Seattle-Tacoma (SEA) 17:43 Detroit (DTW) E
Alaska Airlines AS 304 Non-stop Boeing 737-800 (73H) 4:20 Operates only on 2024-09-29
Daily 08:25 Seattle-Tacoma (SEA) 15:42 Detroit (DTW) E
Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:17 Effective from 2025-03-19
Daily 22:00 Seattle-Tacoma (SEA) 05:17 Detroit (DTW) E
Alaska Airlines AS 380 Non-stop Boeing 737 (73J) 4:17 Effective from 2025-04-22
The flight arrives 1 day after departure.
Thu,Sun 21:45 Seattle-Tacoma (SEA) 05:03 Detroit (DTW) E
Alaska Airlines AS 404 Non-stop Boeing 737 (73J) 4:18 Valid until 2024-09-08
The flight arrives 1 day after departure.
Mon 21:45 Seattle-Tacoma (SEA) 05:03 Detroit (DTW) E
Alaska Airlines AS 404 Non-stop Boeing 737-800 (73H) 4:18 Operates only on 2024-09-02
The flight arrives 1 day after departure.
Mon-Wed,Fri,Sat 21:45 Seattle-Tacoma (SEA) 05:03 Detroit (DTW) E
Alaska Airlines AS 404 Non-stop Boeing 737 MAX 9 (7M9) 4:18 Effective 2024-09-03 through 2024-09-11
The flight arrives 1 day after departure.
Mon-Sat 21:45 Seattle-Tacoma (SEA) 05:03 Detroit (DTW) E
Alaska Airlines AS 404 Non-stop Boeing 737 MAX 9 (7M9) 4:18 Effective 2024-09-12 through 2024-09-18
The flight arrives 1 day after departure.
Thu,Sun 21:45 Seattle-Tacoma (SEA) 05:03 Detroit (DTW) E
Alaska Airlines AS 404 Non-stop Boeing 737 (73J) 4:18 Effective 2024-09-15 through 2024-09-22
The flight arrives 1 day after departure.
Tue-Sat 21:45 Seattle-Tacoma (SEA) 05:03 Detroit (DTW) E
Alaska Airlines AS 404 Non-stop Boeing 737 MAX 9 (7M9) 4:18 Effective 2024-09-20 through 2024-09-27
The flight arrives 1 day after departure.
Mon,Sat,Sun 21:45 Seattle-Tacoma (SEA) 05:03 Detroit (DTW) E
Alaska Airlines AS 404 Non-stop Boeing 737 (73J) 4:18 Effective 2024-09-23 through 2024-09-29
The flight arrives 1 day after departure.




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Alaska Airlines flights from Seattle-Tacoma (SEA) to Detroit (DTW).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS304
07:43
Seattle-Tacoma (SEA)

15:02
Detroit (DTW) E
Operates only on 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:19, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
07:43
Seattle-Tacoma (SEA)

15:02
Detroit (DTW) E
Effective 2024-11-10 through 2024-11-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:19, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
07:59
Seattle-Tacoma (SEA)

15:25
Detroit (DTW) E
Effective 2025-01-06 through 2025-03-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:26, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:02
Seattle-Tacoma (SEA)

15:21
Detroit (DTW) E
Effective 2024-10-28 through 2024-11-02
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 4:19, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:02
Seattle-Tacoma (SEA)

15:21
Detroit (DTW) E
Effective 2024-11-03 through 2024-11-09
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 4:19, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
08:02
Seattle-Tacoma (SEA)

15:21
Detroit (DTW) E
Effective 2024-11-04 through 2024-11-14
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:19, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:02
Seattle-Tacoma (SEA)

15:21
Detroit (DTW) E
Effective 2024-11-08 through 2024-11-12
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:19, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS304
08:02
Seattle-Tacoma (SEA)

15:21
Detroit (DTW) E
Effective 2024-11-15 through 2024-11-21
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:19, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:02
Seattle-Tacoma (SEA)

15:21
Detroit (DTW) E
Operates only on 2024-11-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:19, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS304
08:05
Seattle-Tacoma (SEA)

15:20
Detroit (DTW) E
Effective 2024-12-03 through 2024-12-12
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 4:15, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:05
Seattle-Tacoma (SEA)

15:20
Detroit (DTW) E
Effective 2024-12-04 through 2024-12-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:15, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
08:05
Seattle-Tacoma (SEA)

15:20
Detroit (DTW) E
Operates only on 2024-12-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:15, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS304
08:05
Seattle-Tacoma (SEA)

15:20
Detroit (DTW) E
Effective 2024-12-13 through 2024-12-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:15, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:05
Seattle-Tacoma (SEA)

15:20
Detroit (DTW) E
Effective 2024-12-16 through 2024-12-18
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:15, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
08:20
Seattle-Tacoma (SEA)

15:40
Detroit (DTW) E
Effective 2024-12-19 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:20, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:24
Seattle-Tacoma (SEA)

15:44
Detroit (DTW) E
Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:33
Seattle-Tacoma (SEA)

15:56
Detroit (DTW) E
Effective 2024-11-22 through 2024-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 4:23, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS304
08:33
Seattle-Tacoma (SEA)

15:56
Detroit (DTW) E
Effective 2024-11-24 through 2024-12-01
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 4:23, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
08:33
Seattle-Tacoma (SEA)

15:56
Detroit (DTW) E
Effective 2024-11-26 through 2024-12-02
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:23, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
08:39
Seattle-Tacoma (SEA)

15:58
Detroit (DTW) E
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:19, non-stop
Boeing 737 MAX 8 (7M8)
Alaska Airlines AS304
09:41
Seattle-Tacoma (SEA)

16:58
Detroit (DTW) E
Effective 2024-10-01 through 2024-10-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:17, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
09:41
Seattle-Tacoma (SEA)

16:58
Detroit (DTW) E
Effective 2024-10-13 through 2024-10-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:17, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS304
09:41
Seattle-Tacoma (SEA)

16:58
Detroit (DTW) E
Effective 2024-10-14 through 2024-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:17, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
09:41
Seattle-Tacoma (SEA)

16:58
Detroit (DTW) E
Operates only on 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:17, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Valid until 2024-09-01
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Duration: 4:20, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Valid until 2024-09-03
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Operates only on 2024-09-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:20, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Effective 2024-09-04 through 2024-09-13
Mon
-
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Duration: 4:20, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Effective 2024-09-05 through 2024-09-12
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Effective 2024-09-14 through 2024-09-20
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Effective 2024-09-15 through 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 4:20, non-stop
Boeing 737 (73J)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Effective 2024-09-23 through 2024-09-30
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS304
10:23
Seattle-Tacoma (SEA)

17:43
Detroit (DTW) E
Operates only on 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:20, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS313
08:25
Seattle-Tacoma (SEA)

15:42
Detroit (DTW) E
Effective from 2025-03-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:17, non-stop
Boeing 737 (73J)
Alaska Airlines AS380
22:00
Seattle-Tacoma (SEA)

05:17(+1)
Detroit (DTW) E
Effective from 2025-04-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:17, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Alaska Airlines AS404
21:45
Seattle-Tacoma (SEA)

05:03(+1)
Detroit (DTW) E
Valid until 2024-09-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 4:18, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Alaska Airlines AS404
21:45
Seattle-Tacoma (SEA)

05:03(+1)
Detroit (DTW) E
Operates only on 2024-09-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:18, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Alaska Airlines AS404
21:45
Seattle-Tacoma (SEA)

05:03(+1)
Detroit (DTW) E
Effective 2024-09-03 through 2024-09-11
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 4:18, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Alaska Airlines AS404
21:45
Seattle-Tacoma (SEA)

05:03(+1)
Detroit (DTW) E
Effective 2024-09-12 through 2024-09-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:18, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Alaska Airlines AS404
21:45
Seattle-Tacoma (SEA)

05:03(+1)
Detroit (DTW) E
Effective 2024-09-15 through 2024-09-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 4:18, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Alaska Airlines AS404
21:45
Seattle-Tacoma (SEA)

05:03(+1)
Detroit (DTW) E
Effective 2024-09-20 through 2024-09-27
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:18, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Alaska Airlines AS404
21:45
Seattle-Tacoma (SEA)

05:03(+1)
Detroit (DTW) E
Effective 2024-09-23 through 2024-09-29
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 4:18, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Detroit airport (DTW).
  • The flight distance is 1921 miles, or 3091 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 4:15 and 4:26.
All SEA-DTW flights
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