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

Return flights

11 Sep - 28 Sep	Avianca
04 Sep - 24 Sep	Avianca
04 Sep - 18 Sep	Avianca
17 Sep - 27 Sep	Avianca
18 Sep - 27 Sep	Avianca
17 Sep - 28 Sep	Avianca
12 Sep - 26 Sep	Avianca
17 Sep - 30 Sep	Avianca
15 Sep - 29 Sep	Avianca
16 Sep - 24 Sep	Avianca
18 Sep - 02 Oct	Avianca
14 Sep - 05 Oct	Avianca
21 Sep - 05 Oct	Avianca
29 Sep - 10 Oct	Avianca
18 Sep - 01 Oct	Avianca
17 Sep - 04 Oct	Avianca
13 Sep - 05 Oct	Avianca
26 Sep - 07 Oct	Avianca
25 Sep - 10 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 643€

Return flights