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Cheap Flights from Detroit to Seattle, WA, United States - DTT to SEA

Popular flights from Detroit to Seattle

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 6, 2016 Jun 8, 2016 $318
Jul 31, 2016 Aug 5, 2016 $318
Aug 20, 2016 Aug 26, 2016 $318
Aug 30, 2016 Sep 11, 2016 $318
American Airlines
Departure Date Return Date Lowest Price
Jun 3, 2016 Jun 7, 2016 $314
Frontier Airlines
Departure Date Return Date Lowest Price
Jun 6, 2016 Jun 8, 2016 $322
Jun 10, 2016 Jun 12, 2016 $322
JetBlue Airways
Departure Date Return Date Lowest Price
Aug 18, 2016 Sep 4, 2016 $576
Spirit Airlines
Departure Date Return Date Lowest Price
May 28, 2016 Jun 7, 2016 $334
Jun 6, 2016 Jun 8, 2016 $334
United Airlines
Departure Date Return Date Lowest Price
Aug 20, 2016 Aug 26, 2016 $335
Aug 20, 2016 Aug 27, 2016 $335

How Much Does it Cost to Fly from Detroit to Seattle (DTT to SEA)?

We have collected flight cost data from across the web for travel from Detroit to Seattle, and have found the average flight price for this trip to be $323.

When Can I Buy the Cheapest Flight from Detroit to Seattle (DTT to SEA)?

Airlines can adjust prices for plane tickets from Detroit to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Detroit to Seattle

The chart below shows up-to-date information regarding how far in advance a flight from Detroit to Seattle should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $690 $426
7-14 days $627 $379
14-21 days $465 $344
21-30 days $403 $314
30-60 days $319 $318
60-90 days $318 $338
90+ days $318 $278

Cheapest Day To Fly from Detroit to Seattle

The chart below shows up-to-date information regarding the cheapest days to fly from Detroit to Seattle.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$318 $318 $350 $319 $314 $318 $318

Lowest Fares Chart By Month from Detroit to Seattle

The chart below shows the lowest fare by month when flying from Detroit to Seattle.

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Detroit Seattle American 5/29/16 6/4/16 1 $334
June Detroit Seattle American 6/3/16 6/7/16 1 $314
July Detroit Seattle Alaska 7/31/16 8/5/16 0 $318
August Detroit Seattle American 8/6/16 8/21/16 1 $317
September Detroit Seattle Frontier 9/16/16 9/21/16 1 $278
October Detroit Seattle Frontier 10/4/16 10/11/16 1 $278
November Detroit Seattle American 11/10/16 11/16/16 1 $314
December Detroit Seattle American 12/8/16 12/13/16 1 $318

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Detroit to Seattle

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Detroit to Seattle.

Next 30 Days

SunMonTueWedThuFriSat
8 9 10 11 12 13 14
$818
15 16 17 18 19 20 21
$818 $690
22 23 24 25 26 27 28
$690 $495
29 30 31 1 2 3 4
$495 $403
5 6 7 8 9 10 11
$403 $323
12 13 14 15 16 17 18
$323

Non-Stop vs Connecting Flights from Detroit to Seattle (DTT to SEA)

Your Detroit to Seattle flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Detroit to Seattle is $528.

The average price for non-stop flights from Detroit to Seattle is $318.

The chart below shows up to date information regarding non-stop flights from Detroit to Seattle.

Nonstop Flight Details from Detroit to Seattle
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 1 1 1 1 1 1 1 16:35 16:35
Delta 5 4 5 5 5 3 4 08:41 20:00

Round Trip vs One Way Flights from Detroit to Seattle (DTT to SEA)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Detroit to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Detroit to Seattle is $174.

The average price for round trip flights from Detroit to Seattle is $524.

More Cheap Flights

FlightsAirlineLowest Price
Cleveland to Seattle American, Alaska, Frontier, United $148
Columbus to Seattle American, Alaska, Frontier, United $298
Dayton to Seattle American, Alaska, United $342
Akron - Canton to Seattle American, United $384
Grand Rapids to Seattle American, Alaska, United $358
Flint to Seattle American, United $318
Lansing to Seattle American, Alaska, United $444
Ft Wayne to Seattle American, Alaska, United $376
Erie to Seattle United $510
South Bend to Seattle United $454
Toledo to Seattle American $355
Kalamazoo to Seattle American, United $462
Saginaw to Seattle United $442
London to Seattle American, Air Canada, Alaska, Frontier, United, WestJet $529
Windsor to Seattle American, Air Canada, Alaska, JetBlue, United, WestJet $584
Detroit to Vancouver American, Air Canada, Alaska, JetBlue, Frontier, Spirit, United, WestJet $356
Detroit to Portland American, Alaska, Frontier, United $278
Cleveland to Portland American, Alaska, Frontier, United $138
Detroit to New York American, JetBlue, Spirit, United $96
Columbus to Portland American, Alaska, United $384
London to Vancouver Air Canada, Air Transat, WestJet $442
Cleveland to Vancouver American, Air Canada, Alaska, Frontier, United, WestJet $419
Windsor to Vancouver Air Canada, Air Transat, WestJet $455
Columbus to Vancouver American, Air Canada, Alaska, Frontier, United, WestJet $347
Detroit to San Francisco American, Alaska, Frontier, United $241
Detroit to Victoria American, Air Canada, Alaska, Spirit, United, WestJet $403
Detroit to Chicago American, United $174
Grand Rapids to Portland American, Alaska, United $364

Airlines Flying from Detroit to Seattle (DTT to SEA)

Below are the different airlines that fly from Detroit to Seattle with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Detroit to Seattle.

Detroit to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Alaska - X X X X X X X
Delta - X X X X X X X
Delta MSP X X X X X X X
Frontier DEN X X X X
Spirit LAS X X X X X X X
United ORD X X X X X X X
Southwest MDW X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Detroit and Seattle, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Detroit to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Detroit to Seattle?
Answer: The average Detroit to Seattle flight time is 4 hours and 55 minutes.
Question: How many miles are there between Detroit and Seattle?
Answer: The distance from Detroit to Seattle is 1921 miles.
Question: How common are direct flights from Detroit to Seattle?
Answer: There are 37 direct flights from Detroit to Seattle.
Question: What is the most popular airline for non-stop flights from Detroit to Seattle?
Answer: Delta Air Lines provides 81% of the non-stop flights between Detroit and Seattle.
Question: What are the most popular connecting cities when flying from Detroit to Seattle?
Answer: Denver, CO
Detroit (DTT) To Seattle, WA (SEA) Flights: Cheap Flights From Detroit To Seattle | FareCompare.