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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 January , February 2026

25 Jan - 06 Feb $ 994.00
GRR
Grand Rapids
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
Pick dates
29 Jan - 06 Feb $ 1,086.00
GRR
Grand Rapids
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
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26 Jan - 06 Feb $ 1,114.00
GRR
Grand Rapids
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
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Last minute flights from Grand Rapids to Seattle

25 Jan - 02 Feb $ 1,013.00
GRR
Grand Rapids
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
GRR
Grand Rapids
Pick dates
25 Jan - 02 Feb $ 1,043.00
GRR
Grand Rapids
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
Pick dates
26 Jan - 02 Feb $ 1,162.00
GRR
Grand Rapids
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
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One-way flights to Seattle from Grand Rapids

7:00 AM - 2:45 PM
Air Excursions
2 Stops
35h 35m
GRR - BFI
$ 479
Kiwi
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7:00 AM - 2:45 PM
Air Excursions
2 Stops
35h 35m
GRR - BFI
$ 571
Kiwi
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8:00 AM - 5:35 AM
Air Excursions
3 Stops
25h 25m
GRR - BFI
$ 599
Kiwi
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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.