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$68+ Cheap flights from Detroit Metropolitan Wayne County Airport to Seattle (DTW - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SEA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find cheap flights from Detroit to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Detroit Metropolitan Wayne County to Seattle/Tacoma Intl are usually found in February or November, booked 29 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Cheap flight deals from Detroit to Seattle

Cheapest flights from Detroit to Seattle
Explore the most affordable flight options available from Detroit to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:20 pmDTW - SEA
2 stops39h 22mFrontier
Fri 1/91:02 pmSEA - DTW
1 stop29h 56mFrontier
Deal found 12/11$296
This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:01 pmDTW - SEA
2 stops23h 52mFrontier
Mon 1/121:02 pmSEA - DTW
1 stop29h 54mFrontier
Deal found 12/11$308
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 pmDTW - SEA
1 stop8h 27mDelta
Wed 12/313:55 pmSEA - DTW
Nonstop4h 21mDelta
Deal found 12/10$317
This Mytrip deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:20 pmDTW - SEA
1 stop27h 10mFrontier
Sat 1/102:49 pmSEA - DTW
1 stop21h 59mFrontier
Deal found 12/9$321
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:23 pmDTW - SEA
2 stops22h 07mMultiple Airlines
Thu 1/1512:59 pmSEA - DTW
1 stop8h 05mMultiple Airlines
Deal found 12/10$325
This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:39 pmDTW - SEA
2 stops44h 32mMultiple Airlines
Mon 1/121:02 pmSEA - DTW
1 stop29h 54mMultiple Airlines
Deal found 12/11$328
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 pmDTW - SEA
1 stop8h 27mDelta
Sun 1/115:40 pmSEA - DTW
1 stop9h 00mDelta
Deal found 12/10$337
This Expedia deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:20 pmDTW - SEA
1 stop27h 10mFrontier
Thu 1/1512:59 pmSEA - DTW
1 stop8h 05mFrontier
Deal found 12/10$342
This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/192:43 pmDTW - SEA
2 stops46h 28mFrontier
Fri 1/91:02 pmSEA - DTW
1 stop29h 56mFrontier
Deal found 12/11$356
This Super.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:01 pmDTW - SEA
1 stop17h 29mFrontier
Fri 12/262:54 pmSEA - DTW
1 stop17h 31mFrontier
Deal found 12/11$361

Find flight deals from Detroit to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTW) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$199
(Delta)

One-way from

$68
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$378

Good round-trip deal

$360 or less

Good one-way deal

$218 or less
Provider with most accurate pricing for Detroit Metropolitan Wayne County-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit Metropolitan Wayne County-Seattle/Tacoma Intl flights.
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From Detroit Metropolitan Wayne County to Seattle/Tacoma Intl
Search Deals
One-way flight from Detroit Metropolitan Wayne County to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Detroit Metropolitan Wayne County to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Detroit Metropolitan Wayne County to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 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

Detroit

Fly to

Seattle

Route

Depart

Return

Price

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Fri 1/9

8:00 am-12:33 pm

1 stop7h 33m

Seattle/Tacoma Intl

Sun 1/11

5:40 pm-5:40 am

1 stop9h 00m

$199

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sat 2/28

12:30 pm-6:49 pm

1 stop9h 19m

Seattle/Tacoma Intl

Sun 3/8

5:55 pm-5:00 am

1 stop8h 05m

$199

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Thu 1/22

12:30 pm-6:43 pm

1 stop9h 13m

Seattle/Tacoma Intl

Thu 1/29

7:15 am-7:15 pm

1 stop9h 00m

$199

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Thu 1/22

12:30 pm-6:43 pm

1 stop9h 13m

Seattle/Tacoma Intl

Mon 1/26

10:59 pm-9:30 am

1 stop7h 31m

$199

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sun 2/8

7:45 pm-9:49 pm

Nonstop5h 04m

Seattle/Tacoma Intl

Wed 2/11

6:05 am-1:21 pm

Nonstop4h 16m

$219

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Sun 1/25

8:30 am-10:42 am

Nonstop5h 12m

Seattle/Tacoma Intl

Wed 1/28

11:10 pm-6:30 am

Nonstop4h 20m

$219

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Tue 3/17

5:22 pm-7:35 pm

Nonstop5h 13m

Seattle/Tacoma Intl

Fri 3/20

8:05 am-3:38 pm

Nonstop4h 33m

$229

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Thu 1/22

2:40 pm-10:43 pm

2 stops11h 03m

Seattle/Tacoma Intl

Thu 1/29

5:00 am-3:08 pm

1 stop7h 08m

$244

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Thu 2/12

6:00 am-12:01 pm

1 stop9h 01m

$80

DetroitSeattle

DTW - SEA

DTWSEA

Detroit Metropolitan Wayne County

Tue 3/10

6:00 am-4:36 pm

1 stop13h 36m

$97

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 19 results
1
2

Compare providers for flights from Detroit to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit Metropolitan Wayne County Airport-Seattle flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Detroit Metropolitan Wayne County Airport-Seattle flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Detroit Metropolitan Wayne County Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit Metropolitan Wayne County Airport-Seattle flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit Metropolitan Wayne County Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit Metropolitan Wayne County Airport to Seattle

How far ahead should I book a flight from Detroit Metropolitan Wayne County Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Seattle. Price data was last updated on December 5, 2025.

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit Metropolitan Wayne County Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Seattle?

Currently, April is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Seattle (average of $164). Flying from Detroit Metropolitan Wayne County Airport to Seattle in August is currently the most expensive (average of $264). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DTW to SEA?

Find hourly flight availability from Detroit to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Detroit Metropolitan Wayne County Airport to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Detroit Metropolitan Wayne County Airport to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Detroit to Seattle. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Detroit Metropolitan Wayne County Airport to Seattle flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Detroit Metropolitan Wayne County Airport to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Detroit Metropolitan Wayne County Airport to Seattle trip
Airports
DTW

At DTW, security lines are typically short, with waits under 15 minutes even at Evans Terminal.

Read more about DTWBy Brandon Schultz
SEA

Use the Link light rail from SEA to downtown Seattle for a cost-effective, 40-minute journey.

Read more about SEABy Brandon Schultz
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on DTW and SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Detroit Metropolitan Wayne County Airport to Seattle, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,431 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,431 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,009 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,818 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,049 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Frontier
5.8
Fair
3,084 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Detroit to Seattle?

    If you wish to fly to Seattle from Detroit, then you need to book flights from Detroit Metropolitan Wayne County to Seattle/Tacoma Intl. There are 11 flights from Detroit Metropolitan Wayne County (DTW) to Seattle/Tacoma Intl (SEA) per day to choose from. Flights to Seattle from Detroit Metropolitan Wayne County are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 4h 55m is how long a nonstop flight from Detroit to Seattle/Tacoma Intl typically takes.

  • How long is the flight from Detroit Metropolitan Wayne County Airport to Seattle?

    For as low as $199, Delta can have you in Seattle from Detroit Metropolitan Wayne County Airport in 7h 33m. Detroit Metropolitan Wayne County Airport and Seattle are separated by a distance of 1920 mi.

  • What are the cheapest airlines flying from Detroit Metropolitan Wayne County Airport to Seattle round-trip?

    Our cheapest airline available from Detroit Metropolitan Wayne County Airport to Seattle is Frontier. Our recent data shows that you can find tickets from as low as $110 on this airline. Additional options worth looking into are Spirit Airlines and Sun Country Air, starting at $115 and $133 round-trip. These flights start at 70% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Detroit Metropolitan Wayne County Airport to Seattle one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $92. However, be on the lookout for offers from Frontier and Spirit Airlines, as they are both options that can get you from Detroit Metropolitan Wayne County Airport to Seattle for a low price.

  • What are the most reliable airlines from Detroit Metropolitan Wayne County Airport to Seattle?

    Before booking your flight to Seattle from Detroit Metropolitan Wayne County Airport, check out the most reliable airlines to get you to your destination on time: Air France (91%), Korean Air (87%), Air Tahiti Nui( 84%).

  • What are the cheapest flights from Detroit Metropolitan Wayne County Airport to Seattle?

    While on average a flight from Detroit Metropolitan Wayne County Airport to Seattle is generally $774, our data shows the cheapest flight currently is $119. When looking at the most popular route, (Detroit Metropolitan Wayne County - Seattle/Tacoma Intl), you can expect to pay $179 for that flight.

  • Can I find deals for flights from Detroit to Seattle that include hotel bookings?

    Yes. In addition to deals on Detroit to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Seattle.

  • Can I find deals for business class flights from Detroit to Seattle?

    Yes. Cheapflights offers flight deals from Detroit to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Seattle?

    Currently, April is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Seattle (average of $164). Flying from Detroit Metropolitan Wayne County Airport to Seattle in August is currently the most expensive (average of $264). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

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

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Alternative routes for Detroit to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Portland flights
Detroit to Spokane flights
Detroit to Pasco flights
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Detroit to Wenatchee flights

Top 9 airlines flying from Detroit to Seattle

Discover the top 9 airlines that operate flights from Detroit to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$128Average$264FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$133Average$322FlexibilityNo cancel feeOn-time83%
FrontierCheapest$151Average$255FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$178Average$367FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$218Average$420FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$222Average$386FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$240Average$359FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$249Average$398FlexibilityNo cancel feeOn-time75%
DeltaCheapest$250Average$411FlexibilityNo cancel feeOn-timeN/A

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