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

Return flights

11 Sep - 15 Sep	Arajet
15 Sep - 22 Sep	Avianca
04 Sep - 15 Sep	Arajet
03 Sep - 08 Sep	Avianca
29 Sep - 09 Oct	Avianca
13 Sep - 20 Sep	Copa
01 Sep - 09 Sep	Copa
05 Sep - 17 Sep	Copa
22 Sep - 30 Sep	Copa
21 Sep - 21 Oct	Copa
25 Sep - 23 Oct	Copa
22 Sep - 02 Oct	Avianca
07 Sep - 13 Sep	Avianca
12 Sep - 15 Sep	Copa
20 Sep - 11 Oct	Copa

Also check the deals for one-way flights from Guatemala City 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 Guatemala City to Lima in September from $281

Return flights