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

Return flights

17 May - 23 May	Volaris
06 May - 19 May	Arajet
11 May - 20 May	Arajet
20 May - 27 May	Arajet
27 May - 03 Jun	Arajet
06 May - 13 May	Arajet
06 May - 16 May	Arajet
21 May - 26 May	Arajet
02 May - 11 May	Volaris
09 May - 21 May	Volaris
16 May - 21 May	Volaris
08 May - 10 Jun	Volaris
25 May - 05 Jun	Volaris
25 May - 01 Jun	Avianca
29 May - 05 Jun	LATAM Airlines Group
31 May - 17 Jun	Arajet
28 May - 10 Jun	Arajet
28 May - 05 Jun	LATAM Airlines Group
31 May - 07 Jun	Avianca
28 May - 04 Jun	LATAM Airlines Group

Also check the deals for one-way flights from Mexico City to Buenos Aires 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 Mexico City to Buenos Aires in May from 497€

Return flights