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Cheap flights from Grand Rapids (GRR) 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 Grand Rapids (GRR) to Seattle (BFI)

How to find the cheapest flight from Grand Rapids (GRR) to Seattle (BFI)
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How to find the cheapest flight from Grand Rapids (GRR) to Seattle (BFI)
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How to find the cheapest flight from Grand Rapids (GRR) to Seattle (BFI)
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Cheap flights from Grand Rapids to Seattle in August , September 2026

31 Aug - 25 Sep $ 771.00
GRR
Grand Rapids
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
GRR
Grand Rapids
Pick dates
31 Aug - 25 Sep $ 854.00
GRR
Grand Rapids
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
GRR
Grand Rapids
Pick dates
31 Aug - 18 Sep $ 871.00
GRR
Grand Rapids
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
GRR
Grand Rapids
Pick dates

Last minute flights from Grand Rapids to Seattle

24 Aug - 02 Sep $ 1,135.00
GRR
Grand Rapids
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
GRR
Grand Rapids
Pick dates
23 Aug - 02 Sep $ 1,142.00
GRR
Grand Rapids
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
GRR
Grand Rapids
Pick dates
30 Aug - 02 Sep $ 1,172.00
GRR
Grand Rapids
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
GRR
Grand Rapids
Pick dates

One-way flights to Seattle from Grand Rapids

8:30 AM - 9:25 PM
Air Excursions
3 Stops
40h 45m
GRR - BFI
$ 448
Kiwi
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9:13 PM - 9:25 PM
Air Excursions
3 Stops
28h 2m
GRR - BFI
$ 531
Kiwi
Pick dates
9:13 PM - 9:25 PM
Air Excursions
3 Stops
28h 2m
GRR - BFI
$ 603
Kiwi
Pick dates

How to find the cheapest flight from Grand Rapids (GRR) to Seattle (BFI)

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