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Cheap flights from Seattle to Detroit from C$ 152

SEA — DTT
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Detroit All airports are usually found in January or March, booked 90 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from Seattle to Detroit

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Detroit

Mon 30/1112:15 a.m. -
1 stop7h 15m
Tue 8/128:50 a.m. -
1 stop7h 00m
Deal found 3/11C$ 464
Wed 2/128:15 p.m. -
2 stops11h 15m
Wed 9/128:50 a.m. -
2 stops10h 10m
Deal found 4/11C$ 478
Tue 1/125:05 a.m. -
2 stops9h 01m
Mon 7/126:16 p.m. -
1 stop7h 27m
Deal found 31/10C$ 482
Sat 12/126:00 a.m. -
Nonstop4h 11m
Tue 15/127:55 p.m. -
Nonstop5h 08m
Deal found 31/10C$ 487
Tue 1/1210:03 a.m. -
Nonstop4h 17m
Tue 8/126:18 p.m. -
Nonstop5h 13m
Deal found 4/11C$ 492
Sun 13/1212:15 a.m. -
1 stop7h 15m
Thu 17/121:30 p.m. -
2 stops12h 35m
Deal found 1/11C$ 494
Tue 8/1211:15 p.m. -
Nonstop4h 15m
Sat 12/127:55 p.m. -
Nonstop5h 08m
Deal found 3/11C$ 501
Tue 1/127:00 a.m. -
1 stop7h 06m
Thu 3/123:23 p.m. -
1 stop8h 58m
Deal found 3/11C$ 506
Tue 1/125:37 p.m. -
1 stop8h 45m
Wed 2/126:06 p.m. -
1 stop8h 59m
Deal found 1/11C$ 513
Sat 19/129:40 p.m. -
Nonstop4h 20m
Wed 23/126:20 a.m. -
Nonstop5h 19m
Deal found 2/11C$ 527

Find flight deals from Seattle to Detroit

Round-trip from

C$ 464

One-way from

C$ 152

Popular in

November

Cheapest in

January

Average price

C$ 905
Southwest
  • Southwest
  • 30/11-8/12
  • 2 total stops
  • 14h 15m total
  • Seattle to Detroit
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Southwest
  • Southwest
  • 12/12-31/12
  • 1 total stop
  • 8h 05m total
  • Seattle to Detroit
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 150 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Seattle to Detroit that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Tue 15/12

6:10 a.m.-5:20 p.m.

1 stop8h 10m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 152

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Sat 12/12

10:55 a.m.-10:00 p.m.

1 stop8h 05m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 152

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Sun 13/12

1:55 p.m.-11:45 p.m.

1 stop6h 50m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 152
Quickest round-trip

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Thu 10/12

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

Nonstop4h 11m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 180

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Fri 4/12

10:03 a.m.-5:20 p.m.

Nonstop4h 17m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 180

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Sat 12/12

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

Nonstop4h 11m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 180

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Tue 1/12

7:00 a.m.-5:06 p.m.

1 stop7h 06m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 278

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Tue 5/1

6:00 a.m.-1:20 p.m.

Nonstop4h 20m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 306

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Tue 29/12

6:00 a.m.-1:12 p.m.

Nonstop4h 12m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 306

SeattleDetroit

SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County

SEADTW

Seattle/Tacoma Intl

Sat 26/12

8:15 p.m.-9:55 a.m.

2 stops10h 40m

Detroit Metropolitan Wayne County

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 327

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/10

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Cheapflights Insights

Everything you need to know about your flight from Seattle to Detroit

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Detroit (average of C$ 344). Flying from Seattle to Detroit in November is currently the most expensive (average of C$ 811). 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?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 73% on flights from Seattle to Detroit by exploring options for tickets in the evening.

Weekly flight availability from Seattle to Detroit

The most flights from SEA to DTT are scheduled on a Tuesday (16 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Seattle to Detroit?

Airfare is below average for this route at the moment.
Seattle to Detroit flights typically cost between C$ 625 and C$ 1,017 in November.
The cheapest round-trip price found within the last 5 days was C$ 464 on Southwest (30 Nov-8 Dec).

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

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Detroit. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

  • How long is the flight from Seattle to Detroit?

    There are many flights that can get you from Seattle to Detroit in 4h 20m. Fly via Southwest, Delta, or United Airlines to get the fastest option. The distance from Seattle to Detroit is about 3090 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Consider Finnair (100%), WestJet (97%) or Virgin Atlantic (96%) when booking your flight. These represent the most reliable airlines 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, January is the cheapest month in which you can book a flight from Seattle to Detroit (average of C$ 344). Flying from Seattle to Detroit in November is currently the most expensive (average of C$ 811). 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

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Alternative routes for Seattle to Detroit

Seattle to O'Hare Intl flights

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