Cheapest one-way flights from San Francisco to San Salvador in December from 164€

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

One-Way flights

06 Dec Frontier Airlines
05 Dec Frontier Airlines
13 Dec Frontier Airlines
31 Dec United
04 Dec Frontier Airlines
04 Dec Avianca direct
29 Dec Frontier Airlines
23 Dec Frontier Airlines
18 Dec Frontier Airlines
23 Dec Avianca direct

Also check the deals for return flights from San Francisco to San Salvador in December.

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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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