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

Return flights

06 Dec - 12 Dec	Sky Airline
11 Dec - 19 Dec	Arajet
07 Dec - 14 Dec	Arajet
04 Dec - 10 Dec	Aeromexico
05 Dec - 12 Dec	Aeromexico
04 Dec - 12 Dec	Aeromexico
06 Dec - 13 Dec	Sky Airline
10 Dec - 12 Dec	Avianca
03 Dec - 10 Dec	Aeromexico
14 Dec - 22 Dec	Arajet
30 Dec - 15 Jan	Sky Airline
27 Dec - 09 Jan	Sky Airline
27 Dec - 01 Jan	Sky Airline
30 Dec - 06 Jan	Sky Airline
27 Dec - 02 Jan	Sky Airline
11 Dec - 06 Jan	Arajet
28 Dec - 02 Jan	Arajet
28 Dec - 04 Jan	Arajet
21 Dec - 04 Jan	Arajet
18 Dec - 04 Jan	Sky Airline

Also check the deals for one-way flights from Cancun to Santiago 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 Cancun to Santiago in December from 380€

Return flights