Cheapest return flights from Mexico City to Buenos Aires in August from $763

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

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

Return flights

14 Aug - 19 Aug Arajet
14 Aug - 21 Aug Arajet
12 Aug - 19 Aug Arajet
08 Aug - 18 Aug LATAM Airlines Group
12 Aug - 21 Aug LATAM Airlines Group
18 Aug - 29 Aug LATAM Airlines Group
19 Aug - 30 Aug LATAM Airlines Group
18 Aug - 27 Aug LATAM Airlines Group
30 Aug - 07 Sep LATAM Airlines Group
30 Aug - 13 Sep LATAM Airlines Group
16 Aug - 02 Sep LATAM Airlines Group
15 Aug - 24 Aug LATAM Airlines Group
21 Aug - 31 Aug LATAM Airlines Group
30 Aug - 14 Sep LATAM Airlines Group
20 Aug - 02 Sep LATAM Airlines Group
31 Aug - 12 Sep United

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

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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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