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

Return flights

02 Dec - 04 Dec	Wizz Air Malta
06 Dec - 10 Dec	Wizz Air Malta
01 Dec - 11 Dec	Ryanair
08 Dec - 11 Dec	Ryanair
11 Dec - 15 Dec	Wizz Air Malta
06 Dec - 08 Dec	Ryanair
01 Dec - 03 Dec	Ryanair
15 Dec - 05 Jan	Ryanair
12 Dec - 15 Dec	Ryanair
01 Dec - 08 Dec	Ryanair
13 Dec - 15 Dec	Ryanair
18 Dec - 05 Jan	Ryanair
29 Dec - 05 Jan	Ryanair
30 Dec - 05 Jan	Wizz Air Malta
30 Dec - 11 Jan	Wizz Air Malta
31 Dec - 04 Jan	Wizz Air Malta
19 Dec - 08 Jan	easyJet
06 Dec - 03 Jan	Wizz Air Malta
31 Dec - 02 Jan	Wizz Air Malta
27 Dec - 11 Jan	Wizz Air Malta

Also check the deals for one-way flights from London 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.

Book a cheap hotel in Luxemburg

Cheap car rent in Luxemburg

Cheapest return flights from London to Luxemburg in December from 111€

Return flights