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

Return flights

02 Dec - 10 Dec	SWISS
11 Dec - 19 Dec	SWISS
06 Dec - 14 Dec	British Airways
04 Dec - 14 Dec	British Airways
03 Dec - 18 Dec	Condor
16 Dec - 26 Dec	SWISS
30 Dec - 30 Jan	SWISS
01 Dec - 08 Dec	Brussels Airlines
08 Dec - 11 Dec	Brussels Airlines
12 Dec - 22 Dec	Brussels Airlines
10 Dec - 20 Dec	Brussels Airlines
29 Dec - 12 Jan	Brussels Airlines
31 Dec - 18 Jan	Brussels Airlines
11 Dec - 08 Jan	Turkish Airlines
27 Dec - 09 Jan	SWISS
27 Dec - 11 Jan	AJet
07 Dec - 09 Jan	Lufthansa
16 Dec - 08 Jan	Condor
26 Dec - 10 Jan	Lufthansa
27 Dec - 10 Jan	SWISS

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 $864

Return flights