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

Return flights

29 Sep - 02 Oct	Avianca
26 Sep - 30 Sep	Copa
28 Sep - 12 Oct	Copa
24 Sep - 30 Sep	Avianca
23 Sep - 30 Sep	Avianca
23 Sep - 29 Sep	Avianca
20 Sep - 27 Sep	Avianca
19 Sep - 26 Sep	Avianca
27 Sep - 15 Oct	Avianca
22 Sep - 29 Sep	Sky Airline
18 Sep - 04 Oct	Copa
17 Sep - 22 Sep	Avianca
21 Sep - 28 Sep	Spirit Airlines
16 Sep - 24 Sep	Avianca
18 Sep - 05 Oct	Iberia
17 Sep - 01 Oct	Air Europa

Also check the deals for one-way flights from Lima to London 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 Lima to London in September from 742€

Return flights