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

Return flights

29 Apr - 13 May	Arajet
08 Apr - 18 Apr	Arajet
15 Apr - 22 Apr	Arajet
15 Apr - 29 Apr	Arajet
22 Apr - 12 May	Arajet
22 Apr - 05 May	Viva
15 Apr - 28 Apr	Arajet
29 Apr - 07 May	Arajet
22 Apr - 07 May	Viva
22 Apr - 30 Apr	Arajet
30 Apr - 31 May	Avianca
01 Apr - 30 Apr	Avianca
18 Apr - 03 May	Avianca
01 Apr - 01 May	Avianca
02 Apr - 15 Apr	Arajet
25 Apr - 03 May	Avianca
19 Apr - 26 Apr	Arajet
15 Apr - 30 Apr	Arajet
22 Apr - 02 May	Viva
01 Apr - 04 Apr	Arajet

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

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 April from $652

Return flights