Cheap Flights from Detroit (DTW) to Seattle (BFI)

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Seattle, WA (BFI-Boeing Field)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

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 center is 20 minutes. Flights from $380
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $380
Select flight to Snohomish County - Paine Field PAE. Average driving time to city center is 29 minutes. Flights from $706
PAE
Snohomish County - Paine Field
Average driving time to city center29 min
Flights from $706
Flights from Detroit (DTW) to Seattle (BFI)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Boeing Field
Distance
1921 mi

Detroit to Seattle Flights

The cheapest times to fly from Detroit to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to Seattle are during the month of . You can find some of the cheapest flights from Detroit to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Detroit to Seattle

Sunday is one of the best days to book for cheap flights from Detroit to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Detroit to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI) cost?
Secure a cheap one-way flight or cheap return flight from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI)?
is the cheapest month to fly from DTW to BFI. Traveling during quieter months is often the key to finding a great deal.
What is the cheapest airline that flies from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from DTW to BFI. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI)?
You'll have to catch a flight with a layover when traveling from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from DTW to BFI?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI)?
To avoid potential delays on the Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Detroit Metropolitan Wayne County Airport (DTW)?
Seattle - Tacoma Intl. Airport (SEA) is the only airport in Seattle with direct flights from Detroit Metropolitan Wayne County Airport (DTW). Explore the available options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI) last-minute?
Waiting until right before your break to book your flight from DTW to BFI generally means paying more. While you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book a DTW to BFI flight and hotel package?
Compared with arranging flights and hotels separately, booking a DTW to BFI flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place takes the hassle out of travel planning. Just pick your flights and select from our wide range of stays, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Boeing Field Airport (BFI)?
Typically, it's possible to reschedule or cancel your DTW to BFI flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.