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

Return flights

15 Apr - 29 Apr	Arajet
15 Apr - 22 Apr	Arajet
13 Apr - 28 Apr	Arajet
30 Apr - 15 May	Arajet
06 Apr - 22 Apr	Arajet
13 Apr - 22 Apr	Arajet
08 Apr - 15 Apr	Arajet
17 Apr - 25 Apr	Viva
17 Apr - 26 Apr	LATAM Airlines Group
08 Apr - 18 Apr	Arajet
16 Apr - 26 Apr	LATAM Airlines Group
28 Apr - 05 May	LATAM Airlines Group
29 Apr - 19 May	LATAM Airlines Group
26 Apr - 03 May	LATAM Airlines Group
02 Apr - 03 May	Copa
30 Apr - 15 May	Aeromexico	direct
24 Apr - 07 May	Aeromexico	direct
28 Apr - 01 May	Avianca
02 Apr - 03 May	Aeromexico	direct
28 Apr - 05 May	Aeromexico	direct

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 $623

Return flights