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

Return flights

23 Aug - 31 Aug	Volaris
20 Aug - 22 Aug	Arajet
30 Aug - 16 Sep	Arajet
24 Aug - 28 Aug	Arajet
20 Aug - 29 Aug	Arajet
31 Aug - 18 Sep	Arajet
31 Aug - 19 Sep	Arajet
15 Aug - 29 Aug	Arajet
03 Aug - 08 Aug	Arajet
03 Aug - 11 Aug	Arajet
18 Aug - 25 Aug	Avianca
15 Aug - 27 Aug	Avianca
17 Aug - 24 Aug	Avianca
24 Aug - 05 Sep	Avianca
16 Aug - 08 Sep	Avianca
26 Aug - 02 Sep	Avianca
29 Aug - 20 Sep	Avianca
27 Aug - 03 Sep	Avianca
20 Aug - 10 Sep	Avianca
28 Aug - 08 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 595€

Return flights