Cheapest return flights from San Francisco to San Salvador in January from $352

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

Return flights

06 Jan - 03 Feb Frontier Airlines
20 Jan - 04 Feb Avianca direct
20 Jan - 04 Feb Frontier Airlines
17 Jan - 24 Jan Avianca direct
06 Jan - 03 Feb Avianca direct
22 Jan - 25 Jan Avianca direct
02 Jan - 24 Jan Avianca direct
09 Jan - 18 Jan Avianca direct
14 Jan - 28 Jan Avianca direct
08 Jan - 14 Jan Alaska Airlines
14 Jan - 20 Jan Avianca direct
02 Jan - 18 Jan Avianca direct
22 Jan - 27 Jan Avianca direct
13 Jan - 28 Jan Avianca direct
29 Jan - 01 Feb Avianca direct

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

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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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