Direct flights from Detroit to Seattle
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 20:11 depending on the schedule period. The flight distance is 1932 miles (3109 km). Flight time ranges from 4 hours and 52 minutes to 5 hours and 19 minutes.
Detroit
, USA
Airlines with non-stop routes:
Delta Air Lines
Alaska Airlines
United Airlines
Spirit Airlines
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
The timetable & schedule information was updated at 2026-09-28
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
The timetable & schedule information was updated at 2026-09-28
Detroit to Seattle scheduled departures
Select a date to see every published non-stop departure between DTW and SEA.
DTW - SEA route facts
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Distance1932 miles (3109 km)
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Flight time4 hours and 52 minutes to 5 hours and 19 minutes
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Airlines Delta Alaska Airlines
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Airline alliancesSkyTeam oneworld
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CabinsEconomy Business First
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Hub airportsDelta Air Lines: DTW and SEAAlaska Airlines: SEA (Primary hub.)
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Departure terminalsDelta Air Lines: Terminal MAlaska Airlines: Terminal E
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AircraftDelta Air Lines: Boeing 737-900 Passenger, Airbus A321neo, Airbus A321 and Boeing 757-300 PassengerAlaska Airlines: Boeing 737-900 (winglets) Passenger/BBJ3, Boeing 737-800 (winglets) Passenger/BBJ2 and Boeing 737MAX 9 Passenger
