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

Return flights

07 Dec - 13 Dec	KLM
09 Dec - 29 Dec	Iberia
08 Dec - 15 Dec	KLM
15 Dec - 29 Dec	Iberia
09 Dec - 01 Jan	Iberia
24 Dec - 31 Dec	British Airways
14 Dec - 20 Dec	Iberia
11 Dec - 03 Jan	Iberia
18 Dec - 31 Dec	Iberia
11 Dec - 02 Jan	Iberia
23 Dec - 28 Dec	Iberia
18 Dec - 03 Jan	Iberia
18 Dec - 01 Jan	Iberia
27 Dec - 09 Jan	KLM
22 Dec - 09 Jan	KLM
18 Dec - 07 Jan	KLM
19 Dec - 03 Jan	KLM

Also check the deals for one-way flights from London to Lima in December.

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 December from 989€

Return flights