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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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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

30 Sep - 27 Oct $ 1,046.00
DTW
Detroit
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
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30 Sep - 29 Oct $ 1,060.00
DTW
Detroit
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates
30 Sep - 27 Oct $ 1,125.00
DTW
Detroit
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates

One-way flights to Seattle from Detroit

6:46 PM - 9:25 PM
Air Excursions
3 Stops
30h 29m
DTW - BFI
$ 685
Kiwi
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7:55 PM - 9:25 PM
Air Excursions
3 Stops
29h 20m
DTW - BFI
$ 731
Kiwi
Pick dates
6:46 PM - 4:05 PM
Air Excursions
3 Stops
25h 9m
DTW - BFI
$ 764
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.