AirHint found the following cheapest return flights from Monterrey (MTY) to Buenos Aires (AEP) in June 2026 (see full year).

Return flights

24 Jun - 12 Jul	Avianca
14 Jun - 05 Jul	Avianca
05 Jun - 08 Jun	Avianca
04 Jun - 08 Jun	Viva
28 Jun - 11 Jul	Viva
28 Jun - 05 Jul	Viva
18 Jun - 05 Jul	Viva
06 Jun - 27 Jun	Viva
07 Jun - 27 Jun	Viva
06 Jun - 15 Jun	Aeromexico
18 Jun - 27 Jun	Aeromexico
14 Jun - 27 Jun	Viva

Also check the deals for one-way flights from Monterrey to Buenos Aires in June.

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 Monterrey to Buenos Aires in June from 950€

Return flights