Cheapest return flights from Montreal to Buenos Aires in October from 664€

AirHint found the following cheapest return flights from Montreal (YUL) to Buenos Aires (EZE) in October 2026 (see full year).

Return flights

01 Oct - 08 Oct Copa
05 Oct - 19 Oct Copa
07 Oct - 28 Oct Copa
06 Oct - 27 Oct Copa
07 Oct - 26 Oct Copa
05 Oct - 12 Oct Copa
06 Oct - 19 Oct Copa
02 Oct - 09 Oct Avianca
07 Oct - 23 Oct Avianca
07 Oct - 04 Nov Avianca
04 Oct - 12 Oct Copa
23 Oct - 13 Nov Avianca
19 Oct - 14 Nov Avianca
27 Oct - 03 Nov United

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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