Cheapest return flights from Mexico City to Buenos Aires in September from $726

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

02 Sep - 08 Sep Arajet
13 Sep - 03 Oct Arajet
11 Sep - 26 Sep Arajet
08 Sep - 19 Sep Avianca
05 Sep - 26 Sep Avianca
16 Sep - 29 Sep Arajet
02 Sep - 25 Sep Arajet
02 Sep - 30 Sep Arajet
25 Sep - 02 Oct Arajet
11 Sep - 25 Sep Arajet
13 Sep - 20 Sep Avianca
04 Sep - 16 Sep Arajet
12 Sep - 12 Oct Copa
12 Sep - 12 Oct Aeromexico direct
13 Sep - 03 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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