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Cheap flights from Detroit Metropolitan Wayne County Airport to Seattle from C$ 124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit Metropolitan Wayne County Airport to Seattle departing on 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Detroit Metropolitan Wayne County Airport to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:30 a.m. - 10:42 a.m.
DTW
-
SEA
5h 12mdirect
Delta Logo
6:05 a.m. - 1:21 p.m.
SEA
-
DTW
4h 16mdirect
C$ 275Delta
Fri, 9 Jan - Mon, 12 Jan
Delta Logo
4:59 p.m. - 7:00 p.m.
DTW
-
SEA
5h 01mdirect
Delta Logo
7:20 a.m. - 6:20 p.m.
SEA
-
DTW
8h 00m1 stop
C$ 286Delta
Wed, 4 Mar - Tue, 10 Mar
Delta Logo
12:30 p.m. - 8:36 p.m.
DTW
-
SEA
11h 06m1 stop
Delta Logo
6:05 a.m. - 1:21 p.m.
SEA
-
DTW
4h 16mdirect
C$ 287Delta
Sat, 31 Jan - Sun, 8 Feb
Delta Logo
7:45 p.m. - 9:49 p.m.
DTW
-
SEA
5h 04mdirect
Delta Logo
5:40 p.m. - 5:40 a.m.
SEA
-
DTW
9h 00m1 stop
C$ 288Delta
Fri, 9 Jan - Sun, 11 Jan
Alaska Airlines Logo
5:22 p.m. - 7:35 p.m.
DTW
-
SEA
5h 13mdirect
Alaska Airlines Logo
9:12 a.m. - 4:26 p.m.
SEA
-
DTW
4h 14mdirect
C$ 294Alaska Airlines
Thu, 26 Feb - Thu, 5 Mar
Delta Logo
12:30 p.m. - 6:42 p.m.
DTW
-
SEA
9h 12m1 stop
Delta Logo
9:59 p.m. - 9:15 a.m.
SEA
-
DTW
8h 16m1 stop
C$ 299Delta
Sat, 31 Jan - Sat, 7 Feb
Delta Logo
12:30 p.m. - 8:36 p.m.
DTW
-
SEA
11h 06m1 stop
Delta Logo
5:40 p.m. - 5:40 a.m.
SEA
-
DTW
9h 00m1 stop
C$ 301Delta
Sat, 31 Jan - Fri, 6 Feb
Southwest Logo
1:00 p.m. - 5:50 p.m.
DTW
-
SEA
7h 50m1 stop
Southwest Logo
9:55 a.m. - 9:25 p.m.
SEA
-
DTW
8h 30m1 stop
C$ 302Southwest
Mon, 12 Jan - Fri, 23 Jan
Delta Logo
7:45 p.m. - 9:49 p.m.
DTW
-
SEA
5h 04mdirect
Delta Logo
6:05 a.m. - 3:27 p.m.
SEA
-
DTW
6h 22m1 stop
C$ 313Delta
Sun, 8 Feb - Wed, 11 Feb
Delta Logo
4:59 p.m. - 7:00 p.m.
DTW
-
SEA
5h 01mdirect
Delta Logo
6:00 a.m. - 1:11 p.m.
SEA
-
DTW
4h 11mdirect
C$ 315Delta
Thu, 26 Feb - Sun, 1 Mar

Southwest flights from Detroit Metropolitan Wayne County Airport to Seattle

Our best Southwest deals on Detroit Metropolitan Wayne County Airport to Seattle flight tickets
Southwest
11 Jan
DTW6:35 a.m.Detroit Metropolitan Wayne County
7h 15m
1 stop
SEA10:50 a.m.Seattle/Tacoma Intl
18 Jan
SEA6:45 a.m.Seattle/Tacoma Intl
5h 45m
1 stop
DTW3:30 p.m.Detroit Metropolitan Wayne County
C$ 275
Find similar
Southwest
14 Jan
DTW1:00 p.m.Detroit Metropolitan Wayne County
7h 50m
1 stop
SEA5:50 p.m.Seattle/Tacoma Intl
18 Jan
SEA6:45 a.m.Seattle/Tacoma Intl
5h 45m
1 stop
DTW3:30 p.m.Detroit Metropolitan Wayne County
C$ 301
Find similar
Southwest
25 Jan
DTW6:35 a.m.Detroit Metropolitan Wayne County
7h 15m
1 stop
SEA10:50 a.m.Seattle/Tacoma Intl
28 Jan
SEA6:05 a.m.Seattle/Tacoma Intl
11h 20m
2 stops
DTW8:25 p.m.Detroit Metropolitan Wayne County
C$ 349
Find similar

Delta flights from Detroit Metropolitan Wayne County Airport to Seattle

Our best Delta deals on Detroit Metropolitan Wayne County Airport to Seattle flight tickets
Delta
18 Jan
DTW7:45 p.m.Detroit Metropolitan Wayne County
5h 04m
SEA9:49 p.m.Seattle/Tacoma Intl
22 Jan
SEA11:10 p.m.Seattle/Tacoma Intl
4h 20m
DTW6:30 a.m.Detroit Metropolitan Wayne County
C$ 287
Find similar
Delta
18 Jan
DTW7:45 p.m.Detroit Metropolitan Wayne County
5h 04m
SEA9:49 p.m.Seattle/Tacoma Intl
21 Jan
SEA9:55 a.m.Seattle/Tacoma Intl
9h 25m
1 stop
DTW10:20 p.m.Detroit Metropolitan Wayne County
C$ 288
Find similar
Delta
22 Jan
DTW8:30 a.m.Detroit Metropolitan Wayne County
5h 12m
SEA10:42 a.m.Seattle/Tacoma Intl
22 Jan
SEA11:10 p.m.Seattle/Tacoma Intl
4h 20m
DTW6:30 a.m.Detroit Metropolitan Wayne County
C$ 299
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Detroit Metropolitan Wayne County Airport to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 21 December 2025.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 9/1

8:30 a.m.-10:42 a.m.

Nonstop5h 12m

Seattle/Tacoma Intl

Mon 12/1

6:05 a.m.-1:21 p.m.

Nonstop4h 16m

C$ 275

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Wed 4/3

4:59 p.m.-7:00 p.m.

Nonstop5h 01m

Seattle/Tacoma Intl

Tue 10/3

7:20 a.m.-6:20 p.m.

1 stop8h 00m

C$ 286

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sat 31/1

12:30 p.m.-8:36 p.m.

1 stop11h 06m

Seattle/Tacoma Intl

Sun 8/2

6:05 a.m.-1:21 p.m.

Nonstop4h 16m

C$ 287

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 9/1

7:45 p.m.-9:49 p.m.

Nonstop5h 04m

Seattle/Tacoma Intl

Sun 11/1

5:40 p.m.-5:40 a.m.

1 stop9h 00m

C$ 288

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Thu 26/2

5:22 p.m.-7:35 p.m.

Nonstop5h 13m

Seattle/Tacoma Intl

Thu 5/3

9:12 a.m.-4:26 p.m.

Nonstop4h 14m

C$ 294

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sat 31/1

12:30 p.m.-6:42 p.m.

1 stop9h 12m

Seattle/Tacoma Intl

Sat 7/2

9:59 p.m.-9:15 a.m.

1 stop8h 16m

C$ 299

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sat 31/1

12:30 p.m.-8:36 p.m.

1 stop11h 06m

Seattle/Tacoma Intl

Fri 6/2

5:40 p.m.-5:40 a.m.

1 stop9h 00m

C$ 301

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Mon 12/1

1:00 p.m.-5:50 p.m.

1 stop7h 50m

Seattle/Tacoma Intl

Fri 23/1

9:55 a.m.-9:25 p.m.

1 stop8h 30m

C$ 302

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sun 8/2

7:45 p.m.-9:49 p.m.

Nonstop5h 04m

Seattle/Tacoma Intl

Wed 11/2

6:05 a.m.-3:27 p.m.

1 stop6h 22m

C$ 313

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Thu 26/2

4:59 p.m.-7:00 p.m.

Nonstop5h 01m

Seattle/Tacoma Intl

Sun 1/3

6:00 a.m.-1:11 p.m.

Nonstop4h 11m

C$ 315

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Detroit Metropolitan Wayne County Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of C$ 451.

What is the cheapest day to depart on your flight to Seattle?

Our data shows that Thursday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 602. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around C$ 957. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

What is the cheapest time of day to depart on your flight to Seattle?

Our most recent data shows that the best time of day to fly to Seattle is at noon. Flights from Detroit Metropolitan Wayne County Airport to Seattle during this time can be as low as C$ 297. Flights in the morning are often more expensive with an average ticket price of C$ 727.

What is the cheapest Detroit Metropolitan Wayne County to Seattle/Tacoma Intl flight route?

Fly from Detroit Metropolitan Wayne County to Seattle/Tacoma Intl for the best Detroit Metropolitan Wayne County - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Detroit Metropolitan Wayne County Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around C$ 520 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Detroit Metropolitan Wayne County Airport for as low as C$ 472 on momondo.

What cabin class options are available on Detroit Metropolitan Wayne County to Seattle/Tacoma Intl flights?

There are 3 cabin classes available to choose from on Detroit Metropolitan Wayne County to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Detroit Metropolitan Wayne County Airport to Seattle flights?

No. A direct flight is the cheapest option for a flight between Detroit Metropolitan Wayne County Airport to Seattle.

How have Detroit Metropolitan Wayne County Airport to Seattle flight prices changed over time?

As of December 2025, prices for Detroit Metropolitan Wayne County Airport to Seattle flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Detroit Metropolitan Wayne County Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit Metropolitan Wayne County Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit Metropolitan Wayne County Airport to Seattle (DTW to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit Metropolitan Wayne County Airport to Seattle

Best price found

C$ 346

Fastest flight time

5h 03m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Detroit Metropolitan Wayne County Airport in the past 72 hours is C$ 346. The best round-trip flight deal from Detroit Metropolitan Wayne County Airport to Seattle found on momondo in the last 72 hours is C$ 246.
The fastest flight from Detroit Metropolitan Wayne County Airport to Seattle takes 5h 03m
Direct flights go from Detroit Metropolitan Wayne County Airport to Seattle every day.
There is 1 airport in Seattle. From Detroit Metropolitan Wayne County Airport there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

  • How far is Detroit Metropolitan Wayne County to Seattle/Tacoma Intl by plane?

    There are 3091.7 km between Detroit Metropolitan Wayne County and Seattle/Tacoma Intl. 5h 03m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Detroit Metropolitan Wayne County Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Detroit Metropolitan Wayne County Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Detroit Metropolitan Wayne County Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Detroit Metropolitan Wayne County Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit Metropolitan Wayne County Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Detroit Metropolitan Wayne County Airport to Seattle?

  • What is the most popular airline from Detroit Metropolitan Wayne County Airport to Seattle?

Best airlines flying from Detroit Metropolitan Wayne County Airport to Seattle

Compare and see reviews for airlines that fly from Detroit Metropolitan Wayne County Airport to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom C$ 177Free CancellationRating
7.9
8,018 reviews
Search Delta flights
Spirit AirlinesPriceFrom C$ 254Free CancellationRating
6.3
8,192 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom C$ 264Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom C$ 371Free CancellationRating
8.0
11,491 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Detroit Metropolitan Wayne County Airport to Seattle

    Alaska Airlines flight deals from Detroit Metropolitan Wayne County Airport to Seattle start from C$ 371 round-trip. Over the 9 Alaska Airlines flights for this route in a normal week, average airfare is usually C$ 556 round-trip - but some users have found much cheaper deals with momondo.

  • Delta Flights From Detroit Metropolitan Wayne County Airport to Seattle

    The best Delta deal for Detroit Metropolitan Wayne County Airport to Seattle flight tickets found on momondo in the last 72 hours was C$ 177, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at C$ 475 round-trip. Delta operates 16 flights out of Detroit Metropolitan Wayne County Airport into Seattle in an average week, so prices vary by time and availability. 8,021 Delta reviews by users on momondo have scored the airline at 7.9/10.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Lynnwood
Tacoma
Marysville
Redmond
SeaTac
Kirkland
Tukwila
Olympia
Ocean Shores
Bainbridge Island
Ellensburg
Gig Harbor
Renton
Mukilteo
Cle Elum
Centralia
Puyallup
Federal Way
Kent

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to Seattle for you.

Can I find flights from Detroit to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from Detroit with this policy.

How can momondo help me find flights from Detroit to Seattle?

Once you have performed a search for Detroit to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Detroit to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Detroit are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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