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

Return flights

22 Oct - 12 Nov	Avianca
22 Oct - 10 Nov	Avianca
20 Oct - 10 Nov	Avianca
06 Oct - 26 Oct	Avianca
30 Oct - 06 Nov	Avianca
17 Oct - 02 Nov	Avianca
08 Oct - 28 Oct	Arajet
02 Oct - 23 Oct	LATAM Airlines Group
02 Oct - 27 Oct	LATAM Airlines Group
01 Oct - 04 Nov	Arajet
15 Oct - 31 Oct	Avianca
08 Oct - 21 Oct	Arajet
07 Oct - 20 Oct	Avianca
07 Oct - 19 Oct	Avianca
01 Oct - 13 Oct	Air Transat
12 Oct - 02 Nov	Avianca
01 Oct - 04 Nov	Air Transat	direct
02 Oct - 17 Oct	LATAM Airlines Group

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

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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Cheapest return flights from Lima to Montreal in October from 498€

Return flights