Cheapest return flights from Montreal to Buenos Aires in October from $760

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

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

Return flights

25 Oct - 01 Nov United
30 Oct - 06 Nov United
07 Oct - 14 Oct Copa
14 Oct - 21 Oct Copa
28 Oct - 04 Nov Copa
09 Oct - 16 Oct Copa
26 Oct - 02 Nov United
02 Oct - 09 Oct Copa
21 Oct - 28 Oct Copa
16 Oct - 23 Oct Copa
08 Oct - 15 Oct Copa
24 Oct - 31 Oct Copa
04 Oct - 11 Oct Air Canada
11 Oct - 18 Oct Air Canada

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

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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