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

Return flights

04 May - 11 May	LATAM Airlines Group
15 May - 31 May	Avianca
11 May - 25 May	Avianca
09 May - 18 May	Avianca
01 May - 12 May	Avianca
17 May - 24 May	Avianca
02 May - 12 May	Aerolíneas Argentinas
28 May - 06 Jun	Avianca
12 May - 27 May	Avianca
18 May - 27 May	Avianca
11 May - 27 May	Avianca
01 May - 30 Jun	Avianca
27 May - 08 Jun	Avianca
19 May - 08 Jun	Avianca
28 May - 08 Jun	Avianca
18 May - 02 Jun	Avianca
27 May - 02 Jun	Avianca
12 May - 01 Jun	Avianca
18 May - 05 Jun	Avianca
18 May - 07 Jun	Avianca

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

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 Buenos Aires to Mexico City in May from 589€

Return flights