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

Return flights

25 Dec - 01 Jan	JetSmart
15 Dec - 15 Jan	Sky Airline
02 Dec - 06 Dec	LATAM Airlines Group
04 Dec - 11 Dec	LATAM Airlines Group
24 Dec - 01 Jan	Flybondi
11 Dec - 24 Dec	LATAM Airlines Group
15 Dec - 21 Dec	JetSmart
02 Dec - 11 Dec	LATAM Airlines Group
15 Dec - 27 Dec	JetSmart
21 Dec - 30 Dec	JetSmart
18 Dec - 25 Dec	JetSmart
03 Dec - 10 Dec	Flybondi
16 Dec - 24 Dec	JetSmart
17 Dec - 12 Jan	JetSmart
09 Dec - 06 Jan	LATAM Airlines Group
24 Dec - 08 Jan	JetSmart
22 Dec - 08 Jan	JetSmart
20 Dec - 05 Jan	LATAM Airlines Group
20 Dec - 07 Jan	LATAM Airlines Group
23 Dec - 18 Jan	Flybondi

Also check the deals for one-way flights from Buenos Aires 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.

Book a cheap hotel in Cancun

Cheap car rent in Cancun

Cheapest return flights from Buenos Aires to Cancun in December from 507€

Return flights