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

Return flights

03 Dec - 10 Dec	Spirit Airlines
05 Dec - 12 Dec	Spirit Airlines
08 Dec - 12 Dec	Spirit Airlines
05 Dec - 13 Dec	Spirit Airlines
04 Dec - 10 Dec	Spirit Airlines
01 Dec - 08 Dec	Spirit Airlines
04 Dec - 08 Dec	Spirit Airlines
10 Dec - 14 Dec	Spirit Airlines
24 Dec - 14 Jan	Copa
27 Dec - 09 Jan	Copa
14 Dec - 09 Jan	Copa
20 Dec - 10 Jan	Copa
20 Dec - 04 Jan	Copa
16 Dec - 04 Jan	Avianca
20 Dec - 27 Dec	Avianca
21 Dec - 04 Jan	Avianca

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

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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Cheapest return flights from Burbank to San Salvador in December from $351

Return flights