Cheapest return flights from San Francisco to San Salvador in October from $548

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

Return flights

15 Oct - 22 Oct Avianca direct
06 Oct - 14 Oct Avianca direct
12 Oct - 17 Oct Avianca direct
27 Oct - 15 Nov Avianca direct
11 Oct - 18 Oct Avianca direct
30 Oct - 03 Nov Avianca direct
24 Oct - 09 Nov Avianca direct
30 Oct - 02 Nov Avianca direct
30 Oct - 07 Nov Avianca direct
05 Oct - 12 Oct Avianca direct
02 Oct - 05 Oct Avianca direct
10 Oct - 13 Oct Avianca direct
10 Oct - 19 Oct Avianca direct

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

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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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