Earn point on your loyalty program!arrow arc left

Cheap flights from Fort Lauderdale (FLL) 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 Fort Lauderdale (FLL) to Seattle (BFI)

How to find the cheapest flight from Fort Lauderdale (FLL) 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 Fort Lauderdale (FLL) 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 Fort Lauderdale (FLL) 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 Fort Lauderdale to Seattle in August , September 2026

28 Aug - 19 Sep $ 813.00
FLL
Fort Lauderdale
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
FLL
Fort Lauderdale
Pick dates
28 Aug - 26 Sep $ 814.00
FLL
Fort Lauderdale
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
FLL
Fort Lauderdale
Pick dates
28 Aug - 18 Sep $ 821.00
FLL
Fort Lauderdale
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
3 STOPS
FLL
Fort Lauderdale
Pick dates

Last minute flights from Fort Lauderdale to Seattle

28 Aug - 01 Sep $ 1,003.00
FLL
Fort Lauderdale
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
3 STOPS
FLL
Fort Lauderdale
Pick dates
28 Aug - 01 Sep $ 1,022.00
FLL
Fort Lauderdale
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
2 STOPS
FLL
Fort Lauderdale
Pick dates
28 Aug - 31 Aug $ 1,052.00
FLL
Fort Lauderdale
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
2 STOPS
FLL
Fort Lauderdale
Pick dates

One-way flights to Seattle from Fort Lauderdale

9:05 PM - 9:25 PM
Air Excursions
3 Stops
28h 10m
FLL - BFI
$ 444
Kiwi
Pick dates
6:15 AM - 8:25 PM
Air Excursions
3 Stops
18h
FLL - BFI
$ 478
Kiwi
Pick dates
6:42 AM - 9:25 PM
Air Excursions
3 Stops
18h 33m
FLL - BFI
$ 518
Kiwi
Pick dates

How to find the cheapest flight from Fort Lauderdale (FLL) 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 Fort Lauderdale (FLL) 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 Fort Lauderdale (FLL) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.