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

Return flights

22 Sep - 07 Oct	Avianca
09 Sep - 23 Sep	Copa
17 Sep - 25 Sep	Copa
15 Sep - 24 Sep	Copa
11 Sep - 23 Sep	Copa
11 Sep - 24 Sep	Copa
03 Sep - 11 Sep	Copa
11 Sep - 25 Sep	Copa
22 Sep - 01 Oct	Avianca
22 Sep - 05 Oct	Avianca
24 Sep - 05 Oct	Avianca
13 Sep - 25 Sep	Copa
22 Sep - 08 Oct	Copa
03 Sep - 15 Sep	Avianca
01 Sep - 08 Sep	Copa
30 Sep - 07 Oct	Avianca
28 Sep - 11 Oct	Copa
24 Sep - 05 Oct	Air Transat	direct

Also check the deals for one-way flights from Toronto 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.

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Cheapest return flights from Toronto to Lima in September from 304€

Return flights