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

Return flights

18 Apr - 25 Apr	Arajet
15 Apr - 22 Apr	Arajet
02 Apr - 14 Apr	Arajet
22 Apr - 28 Apr	Arajet
15 Apr - 28 Apr	Arajet
13 Apr - 22 Apr	Arajet
06 Apr - 22 Apr	Arajet
26 Apr - 30 May	Arajet
22 Apr - 02 May	Arajet
14 Apr - 28 Apr	Volaris
30 Apr - 15 May	Arajet
08 Apr - 29 Apr	Arajet
10 Apr - 22 Apr	Avianca
19 Apr - 17 May	Avianca
17 Apr - 15 May	Avianca
30 Apr - 09 May	Avianca
02 Apr - 03 May	Avianca
07 Apr - 05 May	Avianca
28 Apr - 05 May	Avianca
29 Apr - 19 May	Avianca

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 521€

Return flights