AirHint found the following cheapest return flights from Plaisance (MRU) to London (LGW) in December 2025 (see full year).

Return flights

24 Dec - 17 Jan	SWISS
12 Dec - 17 Jan	SWISS
05 Dec - 27 Jan	Saudia
24 Dec - 31 Dec	SWISS
19 Dec - 24 Jan	SWISS
03 Dec - 27 Jan	Saudia
19 Dec - 25 Jan	SWISS
24 Dec - 17 Jan	British Airways	direct
13 Dec - 21 Jan	SWISS
13 Dec - 24 Jan	SWISS
19 Dec - 12 Jan	SWISS
24 Dec - 30 Dec	British Airways	direct
05 Dec - 31 Dec	SWISS
03 Dec - 31 Dec	SWISS
19 Dec - 30 Dec	Saudia
03 Dec - 30 Dec	Saudia
17 Dec - 23 Dec	British Airways	direct
05 Dec - 25 Dec	Saudia
12 Dec - 27 Dec	British Airways	direct
12 Dec - 23 Dec	British Airways	direct

Also check the deals for one-way flights from Plaisance to London 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 Plaisance to London in December from 554€

Return flights