Cheapest return flights from Cancun to San Salvador in December from $365

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

Return flights

12 Dec - 09 Jan Avianca
18 Dec - 08 Jan Avianca
31 Dec - 06 Jan Copa
25 Dec - 27 Dec Avianca
25 Dec - 30 Dec Avianca
30 Dec - 06 Jan Aeromexico
29 Dec - 06 Jan Avianca
16 Dec - 23 Dec Avianca
20 Dec - 23 Dec Copa
29 Dec - 05 Jan Avianca
20 Dec - 17 Jan Copa
20 Dec - 03 Jan Copa

Also check the deals for one-way flights from Cancun 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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