Cheapest return flights from Montreal to Buenos Aires in October from $788

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

01 Oct - 08 Oct LATAM Airlines Group
15 Oct - 22 Oct LATAM Airlines Group
21 Oct - 28 Oct LATAM Airlines Group
23 Oct - 30 Oct LATAM Airlines Group
02 Oct - 09 Oct LATAM Airlines Group
14 Oct - 21 Oct LATAM Airlines Group
16 Oct - 23 Oct LATAM Airlines Group
20 Oct - 27 Oct LATAM Airlines Group
22 Oct - 29 Oct LATAM Airlines Group
27 Oct - 03 Nov LATAM Airlines Group
29 Oct - 05 Nov LATAM Airlines Group
28 Oct - 04 Nov LATAM Airlines Group
30 Oct - 06 Nov LATAM Airlines Group
19 Oct - 26 Oct LATAM Airlines Group
25 Oct - 01 Nov LATAM Airlines Group
26 Oct - 02 Nov LATAM Airlines Group
31 Oct - 07 Nov Aeromexico
17 Oct - 02 Nov Copa

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

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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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