Cheapest return flights from Monterrey to Buenos Aires in September from 608€

AirHint found the following cheapest return flights from Monterrey (MTY) to Buenos Aires (EZE) in September 2025 (see full year).

Return flights

15 Sep - 28 Sep Copa
15 Sep - 13 Oct Copa
15 Sep - 06 Oct Copa
23 Sep - 30 Sep LATAM Airlines Group
22 Sep - 13 Oct LATAM Airlines Group
22 Sep - 30 Sep LATAM Airlines Group
03 Sep - 10 Sep Viva
16 Sep - 24 Sep Viva
01 Sep - 27 Sep Viva
06 Sep - 15 Sep Viva
03 Sep - 09 Sep Viva
16 Sep - 12 Oct Viva
04 Sep - 09 Sep Viva
10 Sep - 24 Sep Copa

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

Skyscanner

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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