AirHint found the following cheapest return flights from Mexico City (MEX) to Buenos Aires (EZE) in August 2026 (see full year).

Return flights

26 Aug - 02 Sep	Arajet
24 Aug - 02 Sep	Arajet
19 Aug - 26 Aug	Arajet
22 Aug - 29 Aug	Arajet
10 Aug - 18 Aug	Arajet
08 Aug - 15 Aug	Arajet
17 Aug - 24 Aug	Avianca
12 Aug - 19 Aug	Avianca
13 Aug - 27 Aug	Avianca
13 Aug - 20 Aug	Avianca
15 Aug - 22 Aug	Avianca
24 Aug - 03 Sep	Avianca
30 Aug - 14 Sep	Avianca
20 Aug - 27 Aug	Avianca
28 Aug - 12 Sep	Avianca
31 Aug - 14 Sep	Avianca

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

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 Mexico City to Buenos Aires in August from 522€

Return flights