All airlines flying from Detroit (DTW) to Seattle-Tacoma (SEA).

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FLIGHT SCHEDULE
Direct Flights:
Mon,Thu-Sun 16:53 Detroit (DTW) E 18:53 Seattle-Tacoma (SEA) Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 5:00 Effective 2025-05-15 through 2025-05-23
Mon-Wed,Sat 16:53 Detroit (DTW) E 18:53 Seattle-Tacoma (SEA) Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Effective 2025-05-20 through 2025-05-27
Wed-Fri,Sun 16:53 Detroit (DTW) E 18:53 Seattle-Tacoma (SEA) Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 5:00 Effective 2025-05-25 through 2025-06-01
Tue,Sat 16:53 Detroit (DTW) E 18:53 Seattle-Tacoma (SEA) Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Effective 2025-05-31 through 2025-06-07
Mon,Wed-Fri,Sun 16:53 Detroit (DTW) E 18:53 Seattle-Tacoma (SEA) Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 5:00 Effective 2025-06-02 through 2025-06-09
Tue 16:53 Detroit (DTW) E 18:53 Seattle-Tacoma (SEA) Alaska Airlines AS 304 Non-stop Boeing 737 (73J) 5:00 Operates only on 2025-06-10
Wed 16:53 Detroit (DTW) E 18:53 Seattle-Tacoma (SEA) Alaska Airlines AS 304 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Operates only on 2025-06-11
Mon-Fri,Sun 16:21 Detroit (DTW) E 18:15 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:54 Effective 2025-08-20 through 2025-10-03
Daily 16:40 Detroit (DTW) E 18:44 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 5:04 Effective from 2025-10-04
Mon-Thu,Sun 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:59 Effective 2025-06-12 through 2025-06-24
Fri 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2025-06-13 through 2025-06-20
Wed-Fri 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2025-06-25 through 2025-06-27
Mon-Wed,Sun 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:59 Effective 2025-06-29 through 2025-07-08
Wed-Fri 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2025-07-03 through 2025-07-09
Mon-Thu,Sun 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:59 Effective 2025-07-10 through 2025-07-17
Fri 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Operates only on 2025-07-11
Fri 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737-800 (73H) 4:59 Effective 2025-07-18 through 2025-07-25
Mon,Sun 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2025-07-20 through 2025-07-21
Mon-Thu,Sun 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:59 Effective 2025-07-22 through 2025-08-04
Wed,Fri 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2025-08-01 through 2025-08-06
Tue 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737-800 (73H) 4:59 Operates only on 2025-08-05
Tue-Fri,Sun 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:59 Effective 2025-08-07 through 2025-08-14
Mon,Fri 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2025-08-11 through 2025-08-15
Mon,Tue,Sun 16:46 Detroit (DTW) E 18:45 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:59 Effective 2025-08-17 through 2025-08-19
Daily 17:13 Detroit (DTW) E 19:10 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Valid until 2025-05-01
Fri 17:13 Detroit (DTW) E 19:10 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 (73J) 4:57 Operates only on 2025-05-02
Daily 17:13 Detroit (DTW) E 19:10 Seattle-Tacoma (SEA) Alaska Airlines AS 313 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-05-03 through 2025-05-14
Mon,Tue,Thu,Fri,Sun 07:00 Detroit (DTW) E 08:55 Seattle-Tacoma (SEA) Alaska Airlines AS 332 Non-stop Boeing 737 (73J) 4:55 Effective 2025-05-15 through 2025-05-27
Wed,Sat 07:00 Detroit (DTW) E 08:55 Seattle-Tacoma (SEA) Alaska Airlines AS 332 Non-stop Boeing 737-800 (73H) 4:55 Effective 2025-05-17 through 2025-05-24
Mon-Wed,Sun 07:00 Detroit (DTW) E 08:55 Seattle-Tacoma (SEA) Alaska Airlines AS 332 Non-stop Boeing 737 (73J) 4:55 Effective 2025-05-28 through 2025-06-04
Thu 07:00 Detroit (DTW) E 08:55 Seattle-Tacoma (SEA) Alaska Airlines AS 332 Non-stop Boeing 737 MAX 9 (7M9) 4:55 Operates only on 2025-05-29
Fri 07:00 Detroit (DTW) E 08:55 Seattle-Tacoma (SEA) Alaska Airlines AS 332 Non-stop Boeing 737-800 (73H) 4:55 Operates only on 2025-05-30
Sat 07:00 Detroit (DTW) E 08:55 Seattle-Tacoma (SEA) Alaska Airlines AS 332 Non-stop Boeing 737-800 (73H) 4:55 Effective 2025-05-31 through 2025-06-07
Mon-Fri,Sun 07:00 Detroit (DTW) E 08:55 Seattle-Tacoma (SEA) Alaska Airlines AS 332 Non-stop Boeing 737 (73J) 4:55 Effective 2025-06-05 through 2025-06-11
Tue,Thu-Sat 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Valid until 2025-05-01
Tue-Fri 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-05-02 through 2025-05-08
Mon,Fri-Sun 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Effective 2025-05-03 through 2025-05-12
Tue,Wed 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-05-13 through 2025-05-14
Tue,Thu-Sat 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Effective 2025-06-12 through 2025-06-20
Mon,Wed,Sat,Sun 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-06-15 through 2025-06-25
Tue,Thu-Sat 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Effective 2025-06-24 through 2025-07-04
Mon,Wed,Sat,Sun 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-06-29 through 2025-07-06
Mon-Sat 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Effective 2025-07-07 through 2025-07-15
Wed,Sun 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-07-13 through 2025-07-20
Wed,Thu 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 8 (7M8) 4:57 Effective 2025-07-17 through 2025-08-14
Tue,Fri,Sat 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Effective 2025-07-18 through 2025-07-26
Mon,Sun 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-07-21 through 2025-07-27
Mon,Tue,Fri,Sat 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Effective 2025-07-28 through 2025-08-02
Mon,Sun 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Effective 2025-08-03 through 2025-08-10
Mon,Tue,Fri,Sat 07:00 Detroit (DTW) E 08:57 Seattle-Tacoma (SEA) Alaska Airlines AS 381 Non-stop Boeing 737 (73J) 4:57 Effective 2025-08-05 through 2025-08-18

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Parallax here DTW-SEA

1 2 3 4 5 6 7

A domestic route departing from the Detroit airport (DTW) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1921 miles, or 3091 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 4:52 and 5:20.

Return (SEA-DTW) flights

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All airlines flying from Detroit (DTW) to Seattle-Tacoma (SEA).

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS304

16:53

Detroit (DTW) E

18:53

Seattle-Tacoma (SEA)

Effective 2025-05-15 through 2025-05-23

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 5:00, non-stop
Boeing 737 (73J)

Alaska Airlines AS304

16:53

Detroit (DTW) E

18:53

Seattle-Tacoma (SEA)

Effective 2025-05-20 through 2025-05-27

Mon

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS304

16:53

Detroit (DTW) E

18:53

Seattle-Tacoma (SEA)

Effective 2025-05-25 through 2025-06-01

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 5:00, non-stop
Boeing 737 (73J)

Alaska Airlines AS304

16:53

Detroit (DTW) E

18:53

Seattle-Tacoma (SEA)

Effective 2025-05-31 through 2025-06-07

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS304

16:53

Detroit (DTW) E

18:53

Seattle-Tacoma (SEA)

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

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 5:00, non-stop
Boeing 737 (73J)

Alaska Airlines AS304

16:53

Detroit (DTW) E

18:53

Seattle-Tacoma (SEA)

Operates only on 2025-06-10

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:00, non-stop
Boeing 737 (73J)

Alaska Airlines AS304

16:53

Detroit (DTW) E

18:53

Seattle-Tacoma (SEA)

Operates only on 2025-06-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:21

Detroit (DTW) E

18:15

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:54, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

16:40

Detroit (DTW) E

18:44

Seattle-Tacoma (SEA)

Effective from 2025-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:04, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-06-12 through 2025-06-24

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 4:59, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-06-13 through 2025-06-20

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-06-25 through 2025-06-27

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-06-29 through 2025-07-08

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:59, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-07-03 through 2025-07-09

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-07-10 through 2025-07-17

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 4:59, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Operates only on 2025-07-11

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-07-18 through 2025-07-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-07-20 through 2025-07-21

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-07-22 through 2025-08-04

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 4:59, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

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

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Operates only on 2025-08-05

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-08-07 through 2025-08-14

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:59, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

Effective 2025-08-11 through 2025-08-15

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

16:46

Detroit (DTW) E

18:45

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:59, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

17:13

Detroit (DTW) E

19:10

Seattle-Tacoma (SEA)

Valid until 2025-05-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS313

17:13

Detroit (DTW) E

19:10

Seattle-Tacoma (SEA)

Operates only on 2025-05-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS313

17:13

Detroit (DTW) E

19:10

Seattle-Tacoma (SEA)

Effective 2025-05-03 through 2025-05-14

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS332

07:00

Detroit (DTW) E

08:55

Seattle-Tacoma (SEA)

Effective 2025-05-15 through 2025-05-27

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 4:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS332

07:00

Detroit (DTW) E

08:55

Seattle-Tacoma (SEA)

Effective 2025-05-17 through 2025-05-24

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:55, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS332

07:00

Detroit (DTW) E

08:55

Seattle-Tacoma (SEA)

Effective 2025-05-28 through 2025-06-04

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS332

07:00

Detroit (DTW) E

08:55

Seattle-Tacoma (SEA)

Operates only on 2025-05-29

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:55, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS332

07:00

Detroit (DTW) E

08:55

Seattle-Tacoma (SEA)

Operates only on 2025-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:55, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS332

07:00

Detroit (DTW) E

08:55

Seattle-Tacoma (SEA)

Effective 2025-05-31 through 2025-06-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:55, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS332

07:00

Detroit (DTW) E

08:55

Seattle-Tacoma (SEA)

Effective 2025-06-05 through 2025-06-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:55, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Valid until 2025-05-01

Mon
-

Tue

Wed
-

Thu

Fri

Sat

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-05-02 through 2025-05-08

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-05-03 through 2025-05-12

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-05-13 through 2025-05-14

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-06-12 through 2025-06-20

Mon
-

Tue

Wed
-

Thu

Fri

Sat

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-06-15 through 2025-06-25

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-06-24 through 2025-07-04

Mon
-

Tue

Wed
-

Thu

Fri

Sat

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-06-29 through 2025-07-06

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-07-13 through 2025-07-20

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-07-17 through 2025-08-14

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:57, non-stop
Boeing 737 MAX 8 (7M8)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-07-18 through 2025-07-26

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-07-21 through 2025-07-27

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-07-28 through 2025-08-02

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS381

07:00

Detroit (DTW) E

08:57

Seattle-Tacoma (SEA)

Effective 2025-08-05 through 2025-08-18

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:57, non-stop
Boeing 737 (73J)

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A domestic route departing from the Detroit airport (DTW) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1921 miles, or 3091 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 4:52 and 5:20.

Return (SEA-DTW) flights

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