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$149+ Cheap flights from Seattle to Detroit (SEA - DTT)

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DTT
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Find cheap flights from Seattle to Detroit with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Detroit All airports are usually found in January or May, booked 58 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Seattle to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Detroit (DTT). 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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(Orbitz)

One-way from

$150
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$347

Good round-trip deal

$350 or less

Good one-way deal

$198 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Detroit (DTT) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Detroit (DTT) flights.
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From Seattle/Tacoma Intl to Detroit (DTT)
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One-way flight from Seattle/Tacoma Intl to Detroit (DTT)
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Highest demand for flights based on searches. 6% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Detroit (DTT).
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Detroit (DTT).
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Find flight deals from Seattle to Detroit

Cheapest flights from Seattle to Detroit
Explore the most affordable flight options available from Seattle to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. 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.
Fri 5/306:00 amSEA - DTW
2 stops25h 07mSpirit Airlines
Tue 6/31:43 pmDTW - SEA
2 stops13h 27mSpirit Airlines
Deal found 4/28$278
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:00 amSEA - DTW
1 stop9h 54mMultiple Airlines
Tue 5/277:00 amDTW - SEA
Nonstop4h 55mMultiple Airlines
Deal found 4/30$279
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:24 amSEA - DTW
1 stop25h 34mFrontier
Mon 5/2611:43 amDTW - SEA
1 stop15h 54mFrontier
Deal found 4/29$281
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2611:59 pmSEA - DTW
1 stop7h 14mSun Country Air
Sun 6/297:05 pmDTW - SEA
1 stop15h 57mSun Country Air
Deal found 4/30$294
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:07 amSEA - DTW
1 stop6h 57mUnited Airlines
Sun 9/76:00 amDTW - SEA
1 stop6h 43mUnited Airlines
Deal found 4/29$311
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/412:05 amSEA - DTW
1 stop6h 15mAmerican Airlines
Mon 6/97:39 pmDTW - SEA
1 stop8h 05mAmerican Airlines
Deal found 4/30$313
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/288:30 amSEA - DTW
Nonstop4h 23mHawaiian Airlines
Wed 6/117:00 amDTW - SEA
Nonstop4h 55mHawaiian Airlines
Deal found 4/29$317
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 5/207:20 amSEA - DTW
1 stop8h 51mDelta
Wed 5/288:25 pmDTW - SEA
Nonstop4h 58mDelta
Deal found 4/29$327
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/239:45 pmSEA - DTW
Nonstop4h 29mAlaska Airlines
Sun 5/257:00 amDTW - SEA
Nonstop4h 55mAlaska Airlines
Deal found 4/29$357
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/115:35 amSEA - DTW
1 stop10h 10mSouthwest
Wed 6/186:35 amDTW - SEA
2 stops10h 25mSouthwest
Deal found 4/29$373

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Detroit 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 May 1, 2025.
Use the filters below to find and compare flights from Seattle to Detroit that are best for you.

Fly from

Seattle

Fly to

Detroit

Route

Depart

Return

Price

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Fri 5/30

6:00 am-10:07 am

2 stops25h 07m

Detroit Metropolitan Wayne County

Tue 6/3

1:43 pm-12:10 am

2 stops13h 27m

$278

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Thu 5/22

6:00 am-6:54 pm

1 stop9h 54m

Detroit Metropolitan Wayne County

Tue 5/27

7:00 am-8:55 am

Nonstop4h 55m

$279

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Wed 5/21

6:24 am-10:58 am

1 stop25h 34m

Detroit Metropolitan Wayne County

Mon 5/26

11:43 am-12:37 am

1 stop15h 54m

$281

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Thu 6/26

11:59 pm-10:13 am

1 stop7h 14m

Detroit Metropolitan Wayne County

Sun 6/29

7:05 pm-8:02 am

1 stop15h 57m

$294

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Wed 6/4

12:05 am-9:20 am

1 stop6h 15m

Detroit Metropolitan Wayne County

Mon 6/9

7:39 pm-12:44 am

1 stop8h 05m

$313

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Wed 5/28

6:00 am-1:13 pm

Nonstop4h 13m

Detroit Metropolitan Wayne County

Tue 6/3

5:59 pm-7:55 pm

Nonstop4h 56m

$317

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Tue 5/20

9:45 pm-5:14 am

Nonstop4h 29m

Detroit Metropolitan Wayne County

Sun 5/25

7:00 am-8:55 am

Nonstop4h 55m

$337

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Thu 6/19

9:45 pm-5:03 am

Nonstop4h 18m

Detroit Metropolitan Wayne County

Thu 6/26

7:00 am-8:57 am

Nonstop4h 57m

$367

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Wed 6/11

5:35 am-6:45 pm

1 stop10h 10m

Detroit Metropolitan Wayne County

Wed 6/18

6:35 am-2:00 pm

2 stops10h 25m

$373

SeattleDetroit

SEA - DTW

SEADTW

Seattle/Tacoma Intl

Thu 5/15

11:59 pm-10:05 am

1 stop7h 06m

Detroit Metropolitan Wayne County

Fri 5/23

7:31 pm-12:59 am

1 stop8h 28m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 20 results
1
2

Compare providers for flights from Seattle to Detroit

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 Seattle to Detroit in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Seattle-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Detroit flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Detroit flights, Cheapflights users trust eDreams the most. eDreams 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 Seattle-Detroit 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 Seattle to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Seattle 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 Seattle to Detroit

How far ahead should I book a flight from Seattle to Detroit?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Detroit. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Detroit, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Detroit?

Currently, April is the cheapest month in which you can book a flight from Seattle to Detroit (average of $257). Flying from Seattle to Detroit in March is currently the most expensive (average of $305). 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 SEA to DTT?

Find hourly flight availability from Seattle to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

It’s typically best to fly out from Seattle to Detroit in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Seattle to Detroit?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Detroit. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Seattle to Detroit flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Detroit

Explore weekly flight availability from Seattle to Detroit. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 1, 2025.

The most flights from SEA to DTT are scheduled on a Wednesday (19 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Detroit by month

Plan your trip to Detroit by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Detroit ranges from 1.8 - 3.1 inches per month. August is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Detroit when rainfall is around 1.8 in.

Temperature in Detroit by month

Plan your trip to Detroit by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Detroit, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Seattle to Detroit by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Detroit. 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 Seattle to Detroit?

    Detroit All airports is the airport most travelers will use when flying to Detroit from Seattle/Tacoma Intl. Booking flights from Seattle/Tacoma Intl (SEA) to All airports (DTT) should be relatively easy as there are 15 daily flights to Detroit from 7 different airlines. 4h 15m is how long a flight from Seattle to Detroit All airports will take if you book a nonstop flight.

  • What are the cheapest airlines flying from Seattle to Detroit round-trip?

    Flying on Frontier is currently your cheapest option to Detroit, with prices starting at $280. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and JetBlue, with the lowest prices starting at $281 and $293, respectively. Frontier is currently priced 28% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to Detroit one-way?

    To fly one-way, consider booking your trip with Sun Country Air, which is currently one of the cheapest options available, starting at $150. Spirit Airlines flights start at $151 while deals on United Airlines start at $155 one-way.

  • What are the most reliable airlines from Seattle to Detroit?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Detroit on time: Virgin Atlantic (95%), Delta (92%), Air France (91%).

  • What are the cheapest flights from Seattle to Detroit?

    Looking at all options, your cheapest flight can be booked for $122. While the most popular route (Seattle/Tacoma Intl - Detroit Metropolitan Wayne County) can be booked for $189 on average our data indicates $767 when flying from Seattle to Detroit.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Detroit 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 Seattle to Detroit?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Detroit (average of $257). Flying from Seattle to Detroit in March is currently the most expensive (average of $305). 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
Port Huron
Roseville

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Alternative routes for Seattle to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Seattle to Detroit

Discover the top 7 airlines that operate flights from Seattle to Detroit. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$138Average$412FlexibilityNo cancel feeOn-time85%
FrontierCheapest$147Average$197FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$148Average$390FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$173Average$289FlexibilityNo cancel feeOn-time65%
DeltaCheapest$254Average$422FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$256Average$434FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$301Average$493FlexibilityNo cancel feeOn-time69%

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