Earn point on your loyalty program!arrow arc left

Cheap flights from Seattle (BFI) to San Salvador (SAL)

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 Seattle (BFI) to San Salvador (SAL)

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

Cheap flights from Seattle to San Salvador in April , May 2026

28 Apr - 07 May $ 1,015.00
BFI
Seattle
Air Excursions
3 STOPS
SAL
San Salvador
SAL
San Salvador
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
28 Apr - 14 May $ 1,015.00
BFI
Seattle
Air Excursions
3 STOPS
SAL
San Salvador
SAL
San Salvador
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
27 Apr - 07 May $ 1,143.00
BFI
Seattle
Air Excursions
3 STOPS
SAL
San Salvador
SAL
San Salvador
Air Excursions
2 STOPS
BFI
Seattle
Pick dates

Last minute flights from Seattle to San Salvador

28 Apr - 01 May $ 1,059.00
BFI
Seattle
Air Excursions
3 STOPS
SAL
San Salvador
SAL
San Salvador
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
28 Apr - 01 May $ 1,098.00
BFI
Seattle
Air Excursions
3 STOPS
SAL
San Salvador
SAL
San Salvador
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
27 Apr - 01 May $ 1,186.00
BFI
Seattle
Air Excursions
3 STOPS
SAL
San Salvador
SAL
San Salvador
Air Excursions
2 STOPS
BFI
Seattle
Pick dates

One-way flights to San Salvador from Seattle

8:05 AM - 2:05 PM
Avianca
3 Stops
30h 55m
BFI - SAL
$ 442
Kiwi
Pick dates
8:05 AM - 2:05 PM
Avianca
3 Stops
30h 55m
BFI - SAL
$ 493
Kiwi
Pick dates
8:05 AM - 1:00 AM
Avianca
3 Stops
21h 55m
BFI - SAL
$ 569
Kiwi
Pick dates

How to find the cheapest flight from Seattle (BFI) to San Salvador (SAL)

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 Seattle (BFI) to San Salvador (SAL)
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 Seattle (BFI) to San Salvador (SAL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.