Cheapest return SFO–SAL flights, May

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

Return flights

25 May - 04 Jun Aeromexico
24 May - 28 May United
20 May - 28 May United
24 May - 04 Jun United
25 May - 03 Jun United
31 May - 14 Jun Avianca
24 May - 04 Jun Avianca direct
30 May - 01 Jun Avianca
25 May - 01 Jun Avianca direct
24 May - 28 May Avianca direct
22 May - 24 May Avianca direct
24 May - 31 May Avianca
19 May - 28 May Avianca direct
20 May - 25 May United
21 May - 28 May United
27 May - 31 May United
21 May - 25 May United
19 May - 03 Jun Alaska Airlines

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

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