Cheapest return flights from San Francisco to San Salvador in March from $224

AirHint found the following cheapest return flights from San Francisco (SFO) to San Salvador (SAL) in March 2026 (see full year).

Return flights

10 Mar - 31 Mar American Airlines
06 Mar - 14 Mar Frontier Airlines
06 Mar - 14 Mar Avianca direct
10 Mar - 31 Mar Avianca direct
13 Mar - 22 Mar Avianca direct
08 Mar - 23 Mar Avianca direct
07 Mar - 16 Mar Frontier Airlines
18 Mar - 25 Mar Frontier Airlines
16 Mar - 23 Mar United
08 Mar - 16 Mar Avianca direct
30 Mar - 07 Apr Avianca direct
31 Mar - 14 Apr Avianca direct
31 Mar - 08 Apr Avianca direct
31 Mar - 25 Apr Avianca direct
09 Mar - 13 Apr Avianca direct
28 Mar - 04 Apr Avianca direct

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

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