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

Return flights

06 Jul - 17 Jul	Arajet
28 Jul - 12 Aug	Avianca
22 Jul - 03 Aug	Avianca
25 Jul - 01 Aug	Avianca
24 Jul - 03 Aug	Avianca
16 Jul - 24 Jul	Arajet
20 Jul - 27 Jul	LATAM Airlines Group
17 Jul - 24 Jul	LATAM Airlines Group
20 Jul - 30 Jul	LATAM Airlines Group
18 Jul - 31 Jul	LATAM Airlines Group
08 Jul - 14 Jul	Volaris
06 Jul - 13 Jul	Volaris
13 Jul - 20 Jul	LATAM Airlines Group
07 Jul - 17 Jul	Aeromexico

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

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 July from 727€

Return flights