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Cheap flights from Detroit Metropolitan Wayne County Airport to Seattle from $57

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 2/18. 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.
Southwest Logo
6:35 am - 10:50 am
DTW
-
SEA
7h 15m1 stop
Southwest Logo
6:45 am - 3:30 pm
SEA
-
DTW
5h 45m1 stop
$199Southwest
Sun, Jan 11 - Sun, Jan 18
Frontier Logo
12:19 pm - 2:43 pm
DTW
-
SEA
29h 24m1 stop
Frontier Logo
12:34 pm - 10:04 pm
SEA
-
DTW
30h 30m2 stops
$201Frontier
Fri, Jan 16 - Fri, Jan 23
Frontier Logo
11:59 am - 12:01 pm
DTW
-
SEA
27h 02m1 stop
Frontier Logo
1:16 pm - 11:55 pm
SEA
-
DTW
7h 39m1 stop
$203Frontier
Fri, Feb 27 - Thu, Mar 5
Frontier Logo
5:14 pm - 11:19 am
DTW
-
SEA
21h 05m1 stop
Frontier Logo
9:28 am - 11:55 pm
SEA
-
DTW
11h 27m2 stops
$204Frontier
Sun, Feb 1 - Thu, Feb 26
Multiple Airlines Logo
9:01 am - 9:36 am
DTW
-
SEA
27h 35m1 stop
Multiple Airlines Logo
6:30 pm - 11:17 am
SEA
-
DTW
13h 47m2 stops
$207Multiple Airlines
Wed, Feb 4 - Tue, Feb 10
Frontier Logo
4:43 pm - 11:25 am
DTW
-
SEA
21h 42m2 stops
Frontier Logo
1:02 pm - 12:04 am
SEA
-
DTW
8h 02m1 stop
$208Frontier
Fri, Jan 9 - Mon, Jan 12
Delta Logo
7:45 pm - 9:49 pm
DTW
-
SEA
5h 04mnonstop
Delta Logo
5:00 am - 3:15 pm
SEA
-
DTW
7h 15m1 stop
$209Delta
Sun, Jan 18 - Thu, Jan 22
Frontier Logo
4:43 pm - 1:34 pm
DTW
-
SEA
23h 51m1 stop
Frontier Logo
9:23 pm - 12:04 am
SEA
-
DTW
23h 41m2 stops
$211Frontier
Fri, Jan 9 - Sun, Jan 11
Alaska Airlines Logo
5:15 pm - 7:35 pm
DTW
-
SEA
5h 20mnonstop
Alaska Airlines Logo
9:02 am - 4:19 pm
SEA
-
DTW
4h 17mnonstop
$213Alaska Airlines
Fri, Jan 16 - Sat, Jan 24
Multiple Airlines Logo
7:20 pm - 9:36 am
DTW
-
SEA
17h 16m1 stop
Multiple Airlines Logo
12:34 pm - 4:19 pm
SEA
-
DTW
24h 45m1 stop
$216Multiple Airlines
Thu, Jan 15 - Sun, Jan 25

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
Jan 11
DTW6:35 amDetroit Metropolitan Wayne County
7h 15m
1 stop
SEA10:50 amSeattle/Tacoma Intl
Jan 18
SEA6:45 amSeattle/Tacoma Intl
5h 45m
1 stop
DTW3:30 pmDetroit Metropolitan Wayne County
$199
Find similar
Southwest
Jan 14
DTW1:00 pmDetroit Metropolitan Wayne County
7h 50m
1 stop
SEA5:50 pmSeattle/Tacoma Intl
Jan 18
SEA6:45 amSeattle/Tacoma Intl
5h 45m
1 stop
DTW3:30 pmDetroit Metropolitan Wayne County
$218
Find similar
Southwest
Jan 25
DTW6:35 amDetroit Metropolitan Wayne County
7h 15m
1 stop
SEA10:50 amSeattle/Tacoma Intl
Jan 28
SEA6:05 amSeattle/Tacoma Intl
11h 20m
2 stops
DTW8:25 pmDetroit Metropolitan Wayne County
$253
Find similar

Frontier flights from Detroit Metropolitan Wayne County Airport to Seattle

Our best Frontier deals on Detroit Metropolitan Wayne County Airport to Seattle flight tickets
Frontier
Jan 16
DTW12:19 pmDetroit Metropolitan Wayne County
29h 24m
1 stop
SEA2:43 pmSeattle/Tacoma Intl
Jan 23
SEA12:34 pmSeattle/Tacoma Intl
30h 30m
2 stops
DTW10:04 pmDetroit Metropolitan Wayne County
$201
Find similar
Frontier
Feb 27
DTW11:59 amDetroit Metropolitan Wayne County
27h 02m
1 stop
SEA12:01 pmSeattle/Tacoma Intl
Mar 5
SEA1:16 pmSeattle/Tacoma Intl
7h 39m
1 stop
DTW11:55 pmDetroit Metropolitan Wayne County
$203
Find similar
Frontier
Feb 1
DTW5:14 pmDetroit Metropolitan Wayne County
21h 05m
1 stop
SEA11:19 amSeattle/Tacoma Intl
Feb 26
SEA9:28 amSeattle/Tacoma Intl
11h 27m
2 stops
DTW11:55 pmDetroit Metropolitan Wayne County
$204
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 832,500 searches. Data last updated December 21, 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

Sun 1/11

6:35 am-10:50 am

1 stop7h 15m

Seattle/Tacoma Intl

Sun 1/18

6:45 am-3:30 pm

1 stop5h 45m

$199

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 1/16

12:19 pm-2:43 pm

1 stop29h 24m

Seattle/Tacoma Intl

Fri 1/23

12:34 pm-10:04 pm

2 stops30h 30m

$201

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 2/27

11:59 am-12:01 pm

1 stop27h 02m

Seattle/Tacoma Intl

Thu 3/5

1:16 pm-11:55 pm

1 stop7h 39m

$203

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sun 2/1

5:14 pm-11:19 am

1 stop21h 05m

Seattle/Tacoma Intl

Thu 2/26

9:28 am-11:55 pm

2 stops11h 27m

$204

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Wed 2/4

9:01 am-9:36 am

1 stop27h 35m

Seattle/Tacoma Intl

Tue 2/10

6:30 pm-11:17 am

2 stops13h 47m

$207

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 1/9

4:43 pm-11:25 am

2 stops21h 42m

Seattle/Tacoma Intl

Mon 1/12

1:02 pm-12:04 am

1 stop8h 02m

$208

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sun 1/18

7:45 pm-9:49 pm

Nonstop5h 04m

Seattle/Tacoma Intl

Thu 1/22

5:00 am-3:15 pm

1 stop7h 15m

$209

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 1/9

4:43 pm-1:34 pm

1 stop23h 51m

Seattle/Tacoma Intl

Sun 1/11

9:23 pm-12:04 am

2 stops23h 41m

$211

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 1/16

5:15 pm-7:35 pm

Nonstop5h 20m

Seattle/Tacoma Intl

Sat 1/24

9:02 am-4:19 pm

Nonstop4h 17m

$213

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Thu 1/15

7:20 pm-9:36 am

1 stop17h 16m

Seattle/Tacoma Intl

Sun 1/25

12:34 pm-4:19 pm

1 stop24h 45m

$216

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?

In general, February is the cheapest month to fly from Detroit Metropolitan Wayne County Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $322. If you don’t want to visit Seattle in February, then you should wait until November to fly from Detroit Metropolitan Wayne County Airport, when ticket prices are also cheap, with an average price of $327.

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

On average, the least expensive day to fly to Seattle from Detroit Metropolitan Wayne County Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $476. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Detroit Metropolitan Wayne County Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $589.

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

Flying to Seattle from Detroit Metropolitan Wayne County Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $367 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $541. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $377 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 $342 on momondo.

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

There are 4 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.

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

$294

Fastest flight time

4h 55m

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 $294. The best round-trip flight deal from Detroit Metropolitan Wayne County Airport to Seattle found on momondo in the last 72 hours is $345.
The fastest flight from Detroit Metropolitan Wayne County Airport to Seattle takes 4h 55m
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 1921.1 mi between Detroit Metropolitan Wayne County and Seattle/Tacoma Intl. 4h 55m 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 were last updated today.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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
Spirit AirlinesPriceFrom $128Free CancellationRating
6.3
8,191 reviews
Search Spirit Airlines flights
Sun Country AirPriceFrom $133Free CancellationRating
6.9
333 reviews
Search Sun Country Air flights
FrontierPriceFrom $151Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $178Free CancellationRating
7.8
2,821 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $200Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
SouthwestPriceFrom $222Free CancellationRating
8.0
4,256 reviews
Search Southwest flights
United AirlinesPriceFrom $240Free CancellationRating
7.4
9,099 reviews
Search United Airlines flights
DeltaPriceFrom $250Free CancellationRating
7.9
8,019 reviews
Search Delta flights
Alaska AirlinesPriceFrom $254Free CancellationRating
8.0
11,494 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 $254 round-trip. Over the 11 Alaska Airlines flights for this route in a normal week, average airfare is usually $395 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 $250, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $411 round-trip. Delta operates 26 flights out of Detroit Metropolitan Wayne County Airport into Seattle in an average week, so prices vary by time and availability. 8,017 Delta reviews by users on momondo have scored the airline at 7.9/10.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Tukwila
Cle Elum
Federal Way
Lakewood
Fife
Centralia
Westport
Kirkland
Shoreline

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Detroit to Seattle. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Detroit to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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?

Of course. momondo tracks the price of Detroit to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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