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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 March , April 2026

22 Mar - 17 Apr $ 835.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
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22 Mar - 01 May $ 847.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
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22 Mar - 24 Apr $ 847.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
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Last minute flights from Detroit to Seattle

22 Mar - 31 Mar $ 896.00
DTW
Detroit
Spirit Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Spirit Airlines
3 STOPS
DTW
Detroit
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22 Mar - 31 Mar $ 913.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
Pick dates
19 Mar - 31 Mar $ 992.00
DTW
Detroit
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
DTW
Detroit
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One-way flights to Seattle from Detroit

10:27 PM - 2:45 PM
Air Excursions
2 Stops
20h 8m
DTW - BFI
$ 440
Kiwi
Pick dates
10:27 PM - 2:45 PM
Air Excursions
2 Stops
20h 8m
DTW - BFI
$ 519
Kiwi
Pick dates
10:27 PM - 2:45 PM
Air Excursions
2 Stops
20h 8m
DTW - BFI
$ 545
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.