AirHint found the following cheapest return flights from Cancun (CUN) to San Salvador (SAL) in March 2026 (see full year).

Return flights

10 Mar - 17 Mar	Copa
09 Mar - 15 Mar	Copa
02 Mar - 06 Mar	Copa
03 Mar - 07 Mar	Copa
12 Mar - 17 Mar	Avianca	direct
12 Mar - 14 Mar	Avianca	direct
14 Mar - 17 Mar	Avianca	direct
10 Mar - 17 Mar	Avianca	direct
03 Mar - 07 Mar	Avianca	direct
13 Mar - 15 Mar	Aeromexico
27 Mar - 03 Apr	Copa
28 Mar - 04 Apr	Copa
28 Mar - 04 Apr	Avianca	direct

Also check the deals for one-way flights from Cancun to San Salvador in March.

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 Cancun to San Salvador in March from 248€

Return flights