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

Return flights

17 Dec - 20 Dec	Ryanair
29 Dec - 01 Jan	Wizz Air Malta
24 Dec - 28 Dec	Ryanair
26 Dec - 29 Dec	Ryanair
17 Dec - 19 Dec	Ryanair
12 Dec - 19 Dec	Wizz Air Malta
28 Dec - 03 Jan	Ryanair
24 Dec - 31 Dec	Wizz Air Malta
28 Dec - 31 Dec	Ryanair
28 Dec - 02 Jan	Ryanair
29 Dec - 02 Jan	Ryanair
23 Dec - 29 Dec	Ryanair
08 Dec - 09 Dec	Wizz Air Malta
08 Dec - 10 Dec	Wizz Air Malta

Also check the deals for one-way flights from Treviso 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 Treviso to Luxemburg in December from $368

Return flights