Cheapest return flights from San Francisco to San Salvador in December from $617

Best time to book flights for San Francisco (SFO) to San Salvador (SAL) flights at AirHint

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

Return flights

12 Dec - 19 Dec Avianca direct
29 Dec - 03 Jan Aeromexico
10 Dec - 04 Jan Avianca
25 Dec - 02 Jan Aeromexico
20 Dec - 04 Jan Aeromexico
15 Dec - 04 Jan Aeromexico
14 Dec - 05 Jan Aeromexico
19 Dec - 03 Jan Aeromexico
18 Dec - 03 Jan Aeromexico
11 Dec - 02 Jan Aeromexico
15 Dec - 02 Jan Aeromexico

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

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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