Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

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)
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.
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.

Cheap flights from Grand Rapids to Seattle in November , December 2025

24 Nov - 19 Dec $ 1,091.00
GRR
Grand Rapids
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
Pick dates
26 Nov - 19 Dec $ 1,145.00
GRR
Grand Rapids
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
Pick dates
26 Nov - 14 Dec $ 1,206.00
GRR
Grand Rapids
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
GRR
Grand Rapids
Pick dates

Last minute flights from Grand Rapids to Seattle

24 Nov - 01 Dec $ 1,359.00
GRR
Grand Rapids
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
GRR
Grand Rapids
Pick dates
26 Nov - 01 Dec $ 1,413.00
GRR
Grand Rapids
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
GRR
Grand Rapids
Pick dates
26 Nov - 01 Dec $ 1,574.00
GRR
Grand Rapids
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
GRR
Grand Rapids
Pick dates

One-way flights to Seattle from Grand Rapids

10:20 PM - 2:45 PM
Air Excursions
2 Stops
20h 15m
GRR - BFI
$ 624
Kiwi
Pick dates
1:55 PM - 3:05 PM
Air Excursions
3 Stops
29h
GRR - BFI
$ 662
Kiwi
Pick dates
7:00 AM - 4:05 PM
Air Excursions
2 Stops
12h 55m
GRR - BFI
$ 678
Kiwi
Pick dates

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

Related info for your journey
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.
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.