AirHint found the following cheapest return flights from Buenos Aires (EZE) to Mexico City (MEX) in December 2025 (see full year).

Return flights

25 Dec - 01 Jan	Aeromexico
24 Dec - 30 Dec	LATAM Airlines Group
24 Dec - 31 Dec	LATAM Airlines Group
24 Dec - 07 Jan	LATAM Airlines Group
31 Dec - 10 Jan	Copa
25 Dec - 01 Jan	Aeromexico	direct
25 Dec - 30 Dec	Aeromexico	direct
24 Dec - 14 Jan	Aeromexico
25 Dec - 24 Jan	Copa
25 Dec - 18 Jan	Copa
30 Dec - 13 Jan	Aerolíneas Argentinas
23 Dec - 31 Dec	JetSmart
30 Dec - 10 Jan	Aerolíneas Argentinas
23 Dec - 02 Jan	JetSmart
23 Dec - 30 Dec	JetSmart
21 Dec - 31 Dec	Aerolíneas Argentinas
21 Dec - 28 Dec	Sky Airline
26 Dec - 28 Dec	Aerolíneas Argentinas
20 Dec - 28 Dec	JetSmart
22 Dec - 26 Dec	Avianca

Also check the deals for one-way flights from Buenos Aires to Mexico City 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 Buenos Aires to Mexico City in December from 638€

Return flights