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

Return flights

24 Aug - 12 Sep	Arajet
30 Aug - 08 Sep	Arajet
19 Aug - 28 Aug	Arajet
19 Aug - 29 Aug	Arajet
13 Aug - 21 Aug	Arajet
03 Aug - 08 Aug	Arajet
24 Aug - 31 Aug	Avianca
12 Aug - 24 Aug	Avianca
18 Aug - 31 Aug	Avianca
21 Aug - 28 Aug	Avianca
18 Aug - 28 Aug	Avianca
14 Aug - 21 Aug	Avianca
20 Aug - 03 Sep	Avianca
24 Aug - 05 Sep	Avianca
29 Aug - 05 Sep	Avianca
20 Aug - 11 Sep	Avianca
31 Aug - 15 Sep	Avianca
25 Aug - 08 Sep	Avianca
22 Aug - 08 Sep	Avianca
18 Aug - 01 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 632€

Return flights