Earn point on your loyalty program!arrow arc left

Cheap flights from Jacksonville (JAX) 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 Jacksonville (JAX) to Seattle (BFI)

How to find the cheapest flight from Jacksonville (JAX) 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 Jacksonville (JAX) 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 Jacksonville (JAX) 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 Jacksonville to Seattle in June , July 2026

29 Jun - 21 Jul $ 1,287.00
JAX
Jacksonville
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
JAX
Jacksonville
Pick dates
29 Jun - 28 Jul $ 1,291.00
JAX
Jacksonville
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
JAX
Jacksonville
Pick dates
29 Jun - 25 Jul $ 1,341.00
JAX
Jacksonville
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
JAX
Jacksonville
Pick dates

Last minute flights from Jacksonville to Seattle

29 Jun - 02 Jul $ 2,296.00
JAX
Jacksonville
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
JAX
Jacksonville
Pick dates
29 Jun - 02 Jul $ 2,685.00
JAX
Jacksonville
JetBlue Airways
2 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
2 STOPS
JAX
Jacksonville
Pick dates
29 Jun - 02 Jul $ 2,868.00
JAX
Jacksonville
JetBlue Airways
2 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
2 STOPS
JAX
Jacksonville
Pick dates

One-way flights to Seattle from Jacksonville

8:11 PM - 6:45 AM
Air Excursions
3 Stops
38h 24m
JAX - BFI
$ 886
Kiwi
Pick dates
6:28 PM - 6:45 PM
Air Excursions
3 Stops
28h 7m
JAX - BFI
$ 927
Kiwi
Pick dates
3:15 PM - 4:05 PM
Air Excursions
3 Stops
28h 40m
JAX - BFI
$ 936
Kiwi
Pick dates

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