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

Return flights

01 Dec - 02 Dec	Wizz Air Malta
13 Dec - 14 Dec	Ryanair
21 Dec - 07 Jan	Ryanair
15 Dec - 17 Dec	Vueling Airlines
22 Dec - 05 Jan	Luxair	direct
25 Dec - 06 Jan	Luxair	direct
02 Dec - 12 Dec	Vueling Airlines
13 Dec - 15 Dec	Wizz Air Malta
04 Dec - 07 Dec	Wizz Air Malta
21 Dec - 04 Jan	Ryanair
03 Dec - 07 Dec	Luxair	direct
01 Dec - 03 Dec	Luxair	direct
08 Dec - 11 Dec	Luxair	direct
21 Dec - 04 Jan	Luxair	direct
02 Dec - 04 Dec	Vueling Airlines
27 Dec - 05 Jan	ITA Airways
27 Dec - 05 Jan	Luxair	direct
29 Dec - 03 Jan	Aeroitalia
29 Dec - 02 Jan	Aeroitalia
30 Dec - 04 Jan	ITA Airways

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 $153

Return flights