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

Return flights

05 Sep - 17 Sep	Avianca
01 Sep - 10 Sep	Avianca
12 Sep - 22 Sep	Avianca
12 Sep - 19 Sep	Avianca
22 Sep - 29 Sep	Avianca
03 Sep - 10 Sep	Avianca
05 Sep - 12 Sep	Avianca
10 Sep - 24 Sep	Avianca
17 Sep - 24 Sep	Avianca
17 Sep - 26 Sep	Avianca
21 Sep - 03 Oct	Avianca
24 Sep - 01 Oct	Avianca
26 Sep - 03 Oct	Avianca
29 Sep - 06 Oct	Avianca
17 Sep - 08 Oct	Avianca
10 Sep - 08 Oct	Avianca
10 Sep - 03 Oct	Avianca
17 Sep - 03 Oct	Avianca
08 Sep - 01 Oct	Avianca
07 Sep - 03 Oct	Avianca

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

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.

Book a cheap hotel in Lima

Cheap car rent in Lima

Cheapest return flights from Montreal to Lima in September from 386€

Return flights