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

Return flights

01 Dec - 04 Dec	Sky Airline
01 Dec - 05 Jan	Sky Airline
25 Dec - 27 Dec	Sky Airline
03 Dec - 13 Dec	Sky Airline
02 Dec - 09 Dec	Sky Airline
01 Dec - 09 Dec	Sky Airline
06 Dec - 13 Dec	Sky Airline
04 Dec - 11 Dec	Sky Airline
25 Dec - 01 Jan	Sky Airline
24 Dec - 01 Jan	Sky Airline
08 Dec - 25 Dec	Aeromexico
15 Dec - 25 Dec	Sky Airline
05 Dec - 11 Dec	Arajet
25 Dec - 05 Jan	Sky Airline
18 Dec - 05 Jan	Sky Airline
24 Dec - 05 Jan	Aeromexico
31 Dec - 05 Jan	Aeromexico
23 Dec - 01 Jan	Aeromexico
23 Dec - 02 Jan	Copa
09 Dec - 30 Jan	Aeromexico

Also check the deals for one-way flights from Santiago to Cancun 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 Santiago to Cancun in December from $379

Return flights