Cheapest return flights from San Francisco to San Salvador in September from 294€

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

Return flights

07 Sep - 10 Sep Copa
08 Sep - 22 Sep Frontier Airlines
02 Sep - 05 Oct Avianca direct
28 Sep - 05 Oct Frontier Airlines
30 Sep - 14 Oct Hawaiian Airlines
02 Sep - 06 Sep Avianca direct
11 Sep - 14 Sep Frontier 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.

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