Cheapest one-way flights from Mexico City to Buenos Aires in April from $297

AirHint found the following cheapest one-way flights from Mexico City (MEX) to Buenos Aires (AEP) in April 2026 (see full year).

One-Way flights

16 Apr Arajet
27 Apr Avianca
22 Apr Avianca
07 Apr Avianca
09 Apr Arajet
20 Apr Avianca
30 Apr Avianca
10 Apr Avianca
15 Apr Avianca
23 Apr Avianca

Also check the deals for return flights from Mexico City to Buenos Aires in April.

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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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