Cheap flights from Seattle / Tacoma International to Detroit Wayne County

Compare Seattle / Tacoma International to Detroit Wayne County flight deals

Find the cheapest month or even day of the year to fly to Detroit Wayne County

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Flight deals from Seattle / Tacoma International to Detroit Wayne County

Looking for a cheap last-minute deal or the best round-trip flight from Seattle / Tacoma International to Detroit Wayne County? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Seattle / Tacoma International to Detroit Wayne County

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to Detroit Wayne County flights are currently cheapest in October.

Direct flights from Seattle / Tacoma International to Detroit Wayne County

Seattle / Tacoma International to Detroit Wayne County: Alternative routes

Compare routes from Seattle / Tacoma International to Detroit below. You may find an airport to fly into that's cheaper, faster, or easier than Detroit Wayne County.

Seattle to Detroit: Flight information

The things to know before you go.
Cheapest flight found$151
Cheapest month to flyOctober
Average flight time4 hrs, 22 mins
Most popular airlineAir Tahiti Nui
Average flights per week134

Finding cheap flights from Seattle / Tacoma International to Detroit Wayne County: Frequently asked questions

The best price we found for a round-trip flight from Seattle / Tacoma International to Detroit Wayne County is $151. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 22 minutes is the average flight time from Seattle / Tacoma International to Detroit Wayne County.
Air Tahiti Nui, Delta and Hawaiian Airlines fly direct from Seattle / Tacoma International to Detroit Wayne County.
There are 125 flights per week flying from Seattle / Tacoma International to Detroit Wayne County, as of September 2025.
The cheapest month to fly from Seattle / Tacoma International to Detroit Wayne County is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Detroit Wayne County Airport on Friday, October 10, 2025.
Yes – the average flight time is 4 hours and 22 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Detroit Wayne County but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Detroit is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and Delta offer the cheapest flight tickets to Detroit Wayne County.

Flying from Seattle-Tacoma International Airport (SEA) to Detroit Metropolitan Wayne County Airport (DTW): what you need to know

  • The average duration of a direct flight from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport is 4 hours 15 minutes.

  • Detroit's timezone is UTC-4, which makes Detroit three hours ahead of Seattle.

  • You can choose from 52 weekly Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport flights. The 05:30 departure with Delta Air Lines is the earliest flight you can take. Delta Air Lines operates the latest service of the day at 23:15.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you enough time to catch your SEA to DTW flight.

  • Traveling during a peak time like July? Major public holidays and other high seasons can result in longer lines at check-in and security. Play it safe and get there up to four hours ahead of an international flight and two hours before domestic departures.

  • Jetting into Detroit (and then exploring more of United States!) is a snap with Alaska Airlines. This popular carrier offers direct flights from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport.

  • The majority of passengers choose to travel with Alaska Airlines on this route.

  • Delta Air Lines is the most punctual carrier that operates SEA to DTW flights. An impressive 92.61% of its services on this route arrive without delay.

  • Consider adding a stopover when booking your ticket from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport. Simply deselect 'Direct flights only' to break up your journey, or visit a new city along the way. Check out these options between SEA and DTW:

    • Minneapolis-St. Paul International Airport

    • O'Hare International Airport

    • Denver International Airport

How to find the cheapest flights from Seattle-Tacoma International Airport (SEA) to Detroit Metropolitan Wayne County Airport (DTW)

  • The lowest price we've found for a one-way Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport flight is $87. A return fare is currently $151. Depending on the availability and when you book, these fares could change.

  • To get cheap tickets from SEA to DTW, book your trip six months before your planned departure.

  • Organize your trip for May. That's the cheapest month for flights from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport. If your travel dates are flexible, use the 'Whole month' tool to see the cheapest airfare across every month.

  • Getting your hands on cheap flights from SEA to DTW is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch as soon as a new deal comes up.

  • Tailor your flights with filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort results by 'Fastest,' 'Best' or 'Cheapest' flights from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport.

Handy information about Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport maintains a solid on-time performance, so you're less likely to experience disruptions. Departures from SEA land at their destination as scheduled 81.27% of the time.

  • Central Seattle to Seattle-Tacoma International Airport is around 23 kilometers. Depending on traffic, it'll take about 20 minutes to get there if you're ride-sharing, catching a cab or driving.

  • The journey on public transport typically takes 55 minutes.

  • Get your trip off to a stress-free start by staying near SEA. Whether you're boarding an early flight from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport or want to avoid feeling rushed, these stays are perfect:

Arriving at Detroit Metropolitan Wayne County Airport (DTW)

Getting from Detroit Metropolitan Wayne County Airport (DTW) to central Detroit

  • DTW is located at 1 Detroit Metro Airport.

  • Detroit Metropolitan Wayne County Airport to central Detroit has a drive time of about 25 minutes. It's approximately 32 kilometers away.

  • Traveling by public transport takes about 1 hour 10 minutes.

When to fly to Detroit Metropolitan Wayne County Airport (DTW)

  • August is the busiest month for flights from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport. For a quieter experience, go to Detroit in February.

  • When booking your flight from Seattle-Tacoma International Airport to Detroit Metropolitan Wayne County Airport, think about the type of weather you enjoy. July is the warmest month in Detroit, with the temperature ranging from 15ºC (59ºF) to 30ºC (86ºF).

  • If you want cooler conditions, search for a cheap ticket from SEA to DTW in January. Temperatures average between -12ºC (10ºF) and 3ºC (37ºF) then.

Explore more of United States

  • Chicago is just one of the many cities in United States waiting to be explored after you've seen Detroit. Around 386 kilometers away to the west, its top attractions include Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier.

  • Around 257 kilometers south of Detroit, Columbus is another essential stop in United States. Get a taste of what this destination has to offer at Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.