Cheapest return flights from Montreal to Buenos Aires in May from $777

Best time to book flights for Montreal (YUL) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Buenos Aires (AEP) in May 2025 (see full year).

Return flights

22 May - 29 May Copa
07 May - 10 Jun Avianca
27 May - 15 Jun Arajet
08 May - 10 Jun Copa
09 May - 25 May Avianca
02 May - 27 May LATAM Airlines Group
08 May - 11 Jun Copa
02 May - 09 May LATAM Airlines Group

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

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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