Cheapest return flights from Mexico City to Buenos Aires in August from $688

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

21 Aug - 25 Aug Arajet
21 Aug - 26 Aug Arajet
09 Aug - 16 Aug LATAM Airlines Group
22 Aug - 06 Sep LATAM Airlines Group
24 Aug - 10 Sep LATAM Airlines Group
18 Aug - 29 Aug LATAM Airlines Group
19 Aug - 28 Aug LATAM Airlines Group
19 Aug - 29 Aug LATAM Airlines Group
17 Aug - 28 Aug LATAM Airlines Group
15 Aug - 24 Aug LATAM Airlines Group
18 Aug - 28 Aug LATAM Airlines Group
07 Aug - 16 Aug LATAM Airlines Group
28 Aug - 19 Sep LATAM Airlines Group
12 Aug - 02 Sep LATAM Airlines Group
14 Aug - 01 Sep LATAM Airlines Group
28 Aug - 03 Sep Aeromexico
29 Aug - 03 Sep Viva Aerobus

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

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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