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Cheap flights from Detroit (DTW) to Seattle (BFI)

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0 Children (2~11)
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How to find the cheapest flight from Detroit (DTW) to Seattle (BFI)

How to find the cheapest flight from Detroit (DTW) to Seattle (BFI)
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How to find the cheapest flight from Detroit (DTW) to Seattle (BFI)
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How to find the cheapest flight from Detroit (DTW) to Seattle (BFI)
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Cheap flights from Detroit to Seattle in September , October 2026

28 Sep - 27 Oct $ 728.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates
18 Sep - 27 Oct $ 750.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates
17 Sep - 27 Oct $ 750.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates

Last minute flights from Detroit to Seattle

28 Sep - 01 Oct $ 819.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates
18 Sep - 01 Oct $ 841.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates
17 Sep - 01 Oct $ 841.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates

One-way flights to Seattle from Detroit

7:08 AM - 6:45 PM
Air Excursions
2 Stops
15h 27m
DTW - BFI
$ 427
Kiwi
Pick dates
7:08 AM - 4:05 PM
Air Excursions
2 Stops
12h 47m
DTW - BFI
$ 449
Kiwi
Pick dates
7:08 AM - 4:05 PM
Air Excursions
2 Stops
12h 47m
DTW - BFI
$ 449
Kiwi
Pick dates

How to find the cheapest flight from Detroit (DTW) to Seattle (BFI)

Related info for your journey
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How to find the cheapest flight from Detroit (DTW) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Detroit (DTW) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.