AirHint found the following cheapest one-way flights from Cancun (CUN) to San Salvador (SAL) in December 2025 (see full year).
One-Way flights
| 13 Dec | Avianca | direct | |
| 30 Dec | Avianca | direct | |
| 14 Dec | Spirit Airlines | ||
| 20 Dec | Volaris | ||
| 26 Dec | Avianca |
Also check the deals for return 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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