AirHint found the following cheapest return flights from London (LHR) to Lima (LIM) in September 2026 (see full year).

Return flights

07 Sep - 18 Sep	Avianca
15 Sep - 29 Sep	Avianca
12 Sep - 26 Sep	Avianca
07 Sep - 21 Sep	Avianca
04 Sep - 25 Sep	Avianca
11 Sep - 28 Sep	Avianca
08 Sep - 22 Sep	Avianca
11 Sep - 23 Sep	Avianca
19 Sep - 26 Sep	Avianca
15 Sep - 25 Sep	Avianca
21 Sep - 05 Oct	Avianca
11 Sep - 03 Oct	Avianca
20 Sep - 02 Oct	Avianca
24 Sep - 01 Oct	Avianca
01 Sep - 01 Oct	Avianca
23 Sep - 02 Oct	Avianca
28 Sep - 19 Oct	Avianca
17 Sep - 01 Oct	Avianca
29 Sep - 11 Oct	Avianca
18 Sep - 04 Oct	Avianca

Also check the deals for one-way flights from London 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 London to Lima in September from 640€

Return flights