Earn point on your loyalty program!arrow arc left

Cheap flights from Blountville (TRI) 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 Blountville (TRI) to Seattle (BFI)

How to find the cheapest flight from Blountville (TRI) 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 Blountville (TRI) 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 Blountville (TRI) 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 Blountville to Seattle in June , July 2026

29 Jun - 24 Jul $ 1,058.00
TRI
Blountville
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
TRI
Blountville
Pick dates
29 Jun - 24 Jul $ 1,115.00
TRI
Blountville
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
TRI
Blountville
Pick dates
29 Jun - 31 Jul $ 1,186.00
TRI
Blountville
BREEZE
3 STOPS
BFI
Seattle
BFI
Seattle
BREEZE
3 STOPS
TRI
Blountville
Pick dates

Last minute flights from Blountville to Seattle

29 Jun - 03 Jul $ 1,469.00
TRI
Blountville
BREEZE
3 STOPS
BFI
Seattle
BFI
Seattle
BREEZE
3 STOPS
TRI
Blountville
Pick dates

One-way flights to Seattle from Blountville

5:02 PM - 6:45 PM
Air Excursions
3 Stops
29h 33m
TRI - BFI
$ 615
Kiwi
Pick dates
9:04 AM - 4:05 PM
Air Excursions
3 Stops
34h 51m
TRI - BFI
$ 866
Kiwi
Pick dates

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