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Direct flights from Detroit to Seattle

Airlines Schedules

DTW - SEA route map All flights from DTW to SEA non-stop. There are direct flights from Detroit Metropolitan Airport (DTW), Michigan, USA to Seattle Tacoma International (SEA), Washington, USA with Delta Air Lines and Alaska Airlines. 49 weekly departures are currently scheduled on this route. Departure times range from 06:00 to 20:10 depending on the schedule period. The flight distance is 1932 miles (3109 km). Flight time ranges from 4 hours and 49 minutes to 5 hours and 19 minutes.

DTW
Detroit Metropolitan Airport
USADetroit , USA
SEA
Seattle Tacoma
USASeattle , USA
DTW
Detroit Metropolitan Airport
USADetroit , USA
Seattle Tacoma
USASeattle , USA
SEA
Flight time 4h 49min to 5h 19min
Updated Aug 17, 2026
CHANGE DIRECTION

Airlines with non-stop routes:

Delta Air Lines SkyTeam

Departure times vary between 06:00 and 20:10 • From Terminal M
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
35 flights/week
35 flights/week

Alaska Airlines oneworld

Departure times vary between 06:20 and 18:49 • From Terminal E
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
14 flights/week
14 flights/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
View all flight dates
Flight schedule from Detroit to Seattle with Delta Air Lines

This is a weekly direct flight schedule for Delta Air Lines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Sep 14
Tue
Sep 15
Wed
Sep 16
Thu
Sep 17
Fri
Sep 18
Sat
Sep 19
Sun
Sep 20
DL732
06:00
06:00
06:00
06:00
06:00
----
06:00
DL734
08:25
08:25
08:25
08:25
08:25
08:25
08:25
DL728
12:55
12:55
12:55
12:55
12:55
12:55
12:55
DL944
16:53
16:53
16:53
16:53
16:53
16:53
16:53
DL565
20:10
20:10
20:10
20:10
20:10
20:10
20:10

The timetable & schedule information was updated at 2026-08-17

RETURN SCHEDULE
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Flight schedule from Detroit to Seattle with Alaska Airlines

This is a weekly direct flight schedule for Alaska Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Sep 14
Tue
Sep 15
Wed
Sep 16
Thu
Sep 17
Fri
Sep 18
Sat
Sep 19
Sun
Sep 20
AS344
07:01
07:01
07:01
07:01
07:01
07:01
07:01
AS313
17:39
17:39
17:39
17:39
17:39
17:39
17:39

The timetable & schedule information was updated at 2026-08-17

RETURN SCHEDULE
CHECK PRICES
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Detroit to Seattle scheduled departures

Select a date to see every published non-stop departure between DTW and SEA.

Tuesday
Tue
Sep 15
7 flights(7)
Wednesday
Wed
Sep 16
7 flights(7)
Thursday
Thu
Sep 17
7 flights(7)
Friday
Fri
Sep 18
7 flights(7)
Saturday
Sat
Sep 19
6 flights(6)
Sunday
Sun
Sep 20
7 flights(7)
Monday
Mon
Sep 21
7 flights(7)
Time
Airline
Flight
06:00
Delta Air Lines Delta Air Lines
DL732
07:01
Alaska Airlines Alaska Airlines
AS344
08:25
Delta Air Lines Delta Air Lines
DL734
12:55
Delta Air Lines Delta Air Lines
DL728
16:53
Delta Air Lines Delta Air Lines
DL944
17:39
Alaska Airlines Alaska Airlines
AS313
20:10
Delta Air Lines Delta Air Lines
DL565
06:00
Delta Air Lines Delta Air Lines
DL732
07:01
Alaska Airlines Alaska Airlines
AS344
08:25
Delta Air Lines Delta Air Lines
DL734
12:55
Delta Air Lines Delta Air Lines
DL728
16:53
Delta Air Lines Delta Air Lines
DL944
17:39
Alaska Airlines Alaska Airlines
AS313
20:10
Delta Air Lines Delta Air Lines
DL565
06:00
Delta Air Lines Delta Air Lines
DL732
07:01
Alaska Airlines Alaska Airlines
AS344
08:25
Delta Air Lines Delta Air Lines
DL734
12:55
Delta Air Lines Delta Air Lines
DL728
16:53
Delta Air Lines Delta Air Lines
DL944
17:39
Alaska Airlines Alaska Airlines
AS313
20:10
Delta Air Lines Delta Air Lines
DL565
06:00
Delta Air Lines Delta Air Lines
DL732
07:01
Alaska Airlines Alaska Airlines
AS344
08:25
Delta Air Lines Delta Air Lines
DL734
12:55
Delta Air Lines Delta Air Lines
DL728
16:53
Delta Air Lines Delta Air Lines
DL944
17:39
Alaska Airlines Alaska Airlines
AS313
20:10
Delta Air Lines Delta Air Lines
DL565
07:01
Alaska Airlines Alaska Airlines
AS344
08:25
Delta Air Lines Delta Air Lines
DL734
12:55
Delta Air Lines Delta Air Lines
DL728
16:53
Delta Air Lines Delta Air Lines
DL944
17:39
Alaska Airlines Alaska Airlines
AS313
20:10
Delta Air Lines Delta Air Lines
DL565
06:00
Delta Air Lines Delta Air Lines
DL732
07:01
Alaska Airlines Alaska Airlines
AS344
08:25
Delta Air Lines Delta Air Lines
DL734
12:55
Delta Air Lines Delta Air Lines
DL728
16:53
Delta Air Lines Delta Air Lines
DL944
17:39
Alaska Airlines Alaska Airlines
AS313
20:10
Delta Air Lines Delta Air Lines
DL565
06:00
Delta Air Lines Delta Air Lines
DL732
07:01
Alaska Airlines Alaska Airlines
AS344
08:25
Delta Air Lines Delta Air Lines
DL734
12:55
Delta Air Lines Delta Air Lines
DL728
16:53
Delta Air Lines Delta Air Lines
DL944
17:39
Alaska Airlines Alaska Airlines
AS313
20:10
Delta Air Lines Delta Air Lines
DL565
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DTW-SEA flight route
Route map from Detroit, DTW to Seattle, SEA. The distance is 1932 miles or 3109 km.
Detroit - Seattle direct flight map
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DTW - SEA route facts

  • Distance
    1932 miles (3109 km)
  • Flight time
    4 hours and 49 minutes to 5 hours and 19 minutes
  • Airlines
    Delta Delta
    Alaska Airlines Alaska Airlines
  • Airline alliances
    SkyTeam oneworld
  • Cabins
    Economy Business First
  • Hub airports
    Delta Air Lines: DTW and SEA
    Alaska Airlines: SEA (Primary hub.)
  • Departure terminals
    Delta Air Lines: Terminal M
    Alaska Airlines: Terminal E
  • Aircraft
    Delta Air Lines: Boeing 737-900 Passenger, Airbus A321neo, Airbus A321 and Boeing 757-300 Passenger
    Alaska Airlines: Boeing 737-900 (winglets) Passenger/BBJ3, Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737MAX 9 Passenger and Boeing 737MAX 8 Passenger

Route FAQ

Delta Air Lines and Alaska Airlines operate non-stop flights from DTW to SEA with 49 weekly departures.

Scheduled flight time from DTW to SEA ranges from 4 hours and 49 minutes to 5 hours and 19 minutes. The route covers 1932 miles (3109 km).

49 weekly departures are currently scheduled on this route, with published departure times ranging from 06:00 to 20:10 depending on the schedule period.

Departure terminals: Delta Air Lines: Terminal M and Alaska Airlines: Terminal E.

Economy, Business and First are currently scheduled on non-stop flights for this route.
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