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

Return flights

29 Dec - 26 Jan	SWISS
04 Dec - 21 Dec	SWISS
29 Dec - 21 Jan	SWISS
29 Dec - 20 Jan	SWISS
28 Dec - 31 Jan	Lufthansa
29 Dec - 22 Jan	SWISS
29 Dec - 16 Jan	SWISS
31 Dec - 14 Jan	SWISS
29 Dec - 14 Jan	SWISS
06 Dec - 14 Dec	SWISS
05 Dec - 14 Dec	SWISS
30 Dec - 14 Jan	Lufthansa
30 Dec - 20 Jan	Aer Lingus
05 Dec - 13 Dec	Lufthansa
11 Dec - 23 Dec	Air France
17 Dec - 31 Dec	SWISS
20 Dec - 27 Dec	SWISS
20 Dec - 28 Dec	SWISS
02 Dec - 08 Dec	Aer Lingus

Also check the deals for one-way flights from Dublin 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 Dublin to Plaisance in December from 630€

Return flights