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

Return flights

20 Sep - 23 Sep	Copa
16 Sep - 23 Sep	Copa
19 Sep - 24 Sep	Copa
18 Sep - 23 Sep	Copa
30 Sep - 07 Oct	Copa
29 Sep - 07 Oct	Copa
27 Sep - 15 Oct	Copa
25 Sep - 02 Oct	Avianca
21 Sep - 27 Sep	Arajet
11 Sep - 18 Sep	Avianca
30 Sep - 08 Oct	Avianca
17 Sep - 21 Sep	Copa
24 Sep - 29 Sep	Avianca
22 Sep - 30 Sep	Copa
15 Sep - 21 Sep	Copa
28 Sep - 02 Oct	Copa
25 Sep - 02 Oct	Sky Airline	direct
30 Sep - 07 Oct	Sky Airline	direct
27 Sep - 15 Oct	LATAM Airlines Group	direct
29 Sep - 07 Oct	LATAM Airlines Group	direct

Also check the deals for one-way flights from Cancun 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 Cancun to Lima in September from $287

Return flights