Cheapest return flights from Mexico City to Buenos Aires in September from $710

Best time to book flights for Mexico City (MEX) to Buenos Aires (EZE) flights at AirHint

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

Return flights

30 Sep - 08 Oct Arajet
09 Sep - 19 Sep Arajet
11 Sep - 24 Sep Arajet
13 Sep - 22 Sep Arajet
02 Sep - 08 Sep Arajet
18 Sep - 22 Sep Arajet
09 Sep - 11 Sep Arajet
02 Sep - 16 Sep Avianca
03 Sep - 10 Sep Avianca
09 Sep - 23 Sep Avianca
06 Sep - 15 Sep Avianca
26 Sep - 08 Oct Avianca
09 Sep - 07 Oct Arajet
27 Sep - 04 Oct Arajet
02 Sep - 02 Oct Copa
19 Sep - 08 Oct Copa
17 Sep - 04 Oct Copa
21 Sep - 09 Oct Copa
30 Sep - 05 Oct Copa
30 Sep - 08 Oct Aeromexico direct

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

Skyscanner

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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