AirHint found the following cheapest return flights from Rome (ROM) to Luxemburg (LUX) in December 2025 (see full year).

Return flights

02 Dec - 06 Dec	Ryanair
11 Dec - 14 Dec	Vueling Airlines
23 Dec - 01 Jan	Luxair	direct
24 Dec - 01 Jan	Luxair	direct
25 Dec - 01 Jan	Luxair	direct
23 Dec - 29 Dec	Luxair	direct
13 Dec - 15 Dec	Ryanair
13 Dec - 15 Dec	Luxair	direct
24 Dec - 31 Dec	Luxair	direct
11 Dec - 15 Dec	Luxair	direct
03 Dec - 10 Dec	Luxair	direct
12 Dec - 15 Dec	Luxair	direct
23 Dec - 05 Jan	Luxair	direct
23 Dec - 06 Jan	Luxair	direct
20 Dec - 22 Dec	Ryanair
31 Dec - 08 Jan	Aeroitalia
29 Dec - 03 Jan	SWISS
31 Dec - 06 Jan	SWISS
31 Dec - 04 Jan	SWISS
30 Dec - 04 Jan	Ryanair

Also check the deals for one-way flights from Rome to Luxemburg 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 Rome to Luxemburg in December from 126€

Return flights