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

Return flights

23 Sep - 28 Sep	SWISS
23 Sep - 12 Oct	SWISS
25 Sep - 19 Oct	SWISS
23 Sep - 13 Oct	SWISS
23 Sep - 06 Oct	Lufthansa
22 Sep - 08 Oct	Lufthansa
23 Sep - 29 Sep	SWISS
25 Sep - 28 Sep	SWISS
22 Sep - 28 Sep	Lufthansa
25 Sep - 12 Oct	Kenya Airways
27 Sep - 10 Oct	KLM
27 Sep - 19 Oct	SWISS
25 Sep - 17 Oct	SWISS
22 Sep - 10 Oct	Lufthansa
19 Sep - 22 Sep	KLM
23 Sep - 26 Sep	SWISS
23 Sep - 30 Sep	Lufthansa
18 Sep - 22 Sep	KLM
22 Sep - 26 Sep	Lufthansa
11 Sep - 23 Sep	KLM

Also check the deals for one-way flights from London to Plaisance 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 Plaisance in September from 833€

Return flights