Cheap Delta flights from Detroit to Seattle (DTW→SEA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from £396
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from £396

Frequently asked questions

How much is a Delta Air Lines flight from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA)?
You can find affordable round-trip Delta Air Lines flights from DTW to SEA by filtering your results from "Price (lowest to highest)" on Expedia. Or search for deals for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DTW to SEA with Delta Air Lines?
January is one of the cheapest months to jet away to Seattle with Delta Air Lines. You could also find fantastic deals on return and one-way fares in February.
Does Delta Air Lines fly nonstop from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA)?
Depart on one of Delta Air Lines's 21 weekly direct flights from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA). To see what's available, enter your origin, dates and destination and hit search. Then select the "Nonstop" and "Airline" filters.
How long does it take to fly from DTW to SEA with Delta Air Lines?
It takes approximately 5h 14m to travel nonstop from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA) with Delta Air Lines.
Which day of the week has the most Delta Air Lines flights from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA)?
Tuesday has the most Delta Air Lines flights from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA). With 3 daily departures, this is the best day of the week to find something that will work for your schedule.
What airports does Delta Air Lines fly into in Seattle?
Jump on a Delta Air Lines flight from Detroit Metropolitan Wayne County Airport (DTW) to Seattle, and you'll likely come in to Seattle - Tacoma Intl. Airport (SEA). This is the airline's main hub in this city.
What type of plane does Delta Air Lines fly from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA)?
For the Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA) route, Delta Air Lines typically operates Boeing 737-900 and Airbus A321neo planes. Don't forget that last-minute changes are possible for operational reasons, meaning your flight may be on a different aircraft.
Can I change or cancel my Delta Air Lines flight from Detroit Metropolitan Wayne County Airport (DTW) to Seattle - Tacoma Intl. Airport (SEA)?
Depending on the type of ticket you purchased, a fee will generally apply if you cancel or reschedule your booking more than 24 hours after confirmation. To find flexible fares, select our "Changes included" or "No cancel fee" filter when you search for flights. For additional information on cancelling or changing your reservation, head to "Trips," select your flight and tick "Manage Booking."

The Annual Holiday Sale

Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save.
Book now

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
Seattle - Tacoma Intl.
Distance
3074 km
Average flight time
2 hours 2 mins

Explore a world of travel with Expedia

*Available to Expedia members.