Cheapest return flights from San Francisco to San Salvador in September from 292€

AirHint found the following cheapest return flights from San Francisco (SFO) to San Salvador (SAL) in September 2025 (see full year).

Return flights

08 Sep - 11 Sep Copa
01 Sep - 08 Sep Copa
07 Sep - 15 Sep Frontier Airlines
23 Sep - 28 Sep Avianca direct
07 Sep - 15 Sep Avianca direct
30 Sep - 05 Oct Avianca direct
04 Sep - 28 Sep Alaska Airlines
12 Sep - 14 Sep Frontier Airlines
30 Sep - 14 Oct Alaska Airlines
22 Sep - 22 Sep Avianca
24 Sep - 28 Sep Hawaiian Airlines

Also check the deals for one-way flights from San Francisco to San Salvador in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in San Salvador

Cheap car rent in San Salvador

Feel free to contact us with any feedback or request another flight research.