Cheapest return flights from Mexico City to Buenos Aires in December from $619

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

Return flights

06 Dec - 13 Dec LATAM Airlines Group
04 Dec - 14 Dec LATAM Airlines Group
11 Dec - 15 Dec Avianca
05 Dec - 17 Dec LATAM Airlines Group
08 Dec - 15 Dec LATAM Airlines Group
01 Dec - 10 Dec Copa
02 Dec - 15 Dec LATAM Airlines Group
03 Dec - 12 Dec LATAM Airlines Group
11 Dec - 24 Dec LATAM Airlines Group
10 Dec - 24 Dec LATAM Airlines Group
30 Dec - 23 Jan LATAM Airlines Group
25 Dec - 21 Jan LATAM Airlines Group
24 Dec - 30 Jan Avianca
06 Dec - 22 Jan LATAM Airlines Group
30 Dec - 22 Jan LATAM Airlines Group
05 Dec - 21 Jan LATAM Airlines Group
01 Dec - 01 Jan LATAM Airlines Group
09 Dec - 26 Jan Avianca
15 Dec - 20 Jan LATAM Airlines Group
15 Dec - 22 Jan LATAM Airlines Group

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

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