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

Return flights

11 Dec - 19 Dec	SWISS
04 Dec - 19 Dec	SWISS
09 Dec - 17 Dec	SWISS
03 Dec - 10 Dec	SWISS
06 Dec - 26 Dec	SWISS
10 Dec - 17 Dec	SWISS
04 Dec - 14 Dec	British Airways
05 Dec - 12 Dec	Lufthansa
11 Dec - 27 Dec	SWISS
08 Dec - 15 Dec	Austrian Airlines
29 Dec - 16 Jan	SWISS
29 Dec - 10 Jan	Ryanair
29 Dec - 07 Jan	Ryanair
12 Dec - 09 Jan	Ryanair
27 Dec - 11 Jan	Pegasus Airlines
11 Dec - 07 Jan	Ryanair
29 Dec - 06 Jan	Vueling Airlines
15 Dec - 07 Jan	Pegasus Airlines
16 Dec - 08 Jan	British Airways
25 Dec - 08 Jan	AJet

Also check the deals for one-way flights from Brussels to Plaisance 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 Brussels to Plaisance in December from $858

Return flights