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 - 21 Apr	Avianca
01 Apr - 09 Apr	Avianca
15 Apr - 23 Apr	Avianca
08 Apr - 13 Apr	Avianca
01 Apr - 11 Apr	Avianca
10 Apr - 26 Apr	Avianca
29 Apr - 13 May	Avianca
17 Apr - 29 Apr	Avianca
11 Apr - 19 Apr	Avianca
10 Apr - 19 Apr	Avianca
21 Apr - 29 Apr	Avianca
21 Apr - 04 May	Avianca
28 Apr - 05 May	Avianca
24 Apr - 02 May	Avianca
18 Apr - 02 May	Avianca
29 Apr - 06 May	Avianca
30 Apr - 04 May	Avianca
20 Apr - 10 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 527€

Return flights