AirHint found the following cheapest one-way flights from London (STN) to Luxemburg (LUX) in December 2025 (see full year).

One-Way flights

04 Dec	Ryanair	direct
11 Dec	Ryanair	direct
05 Dec	Ryanair	direct
02 Dec	Ryanair	direct
12 Dec	Ryanair	direct
31 Dec	Ryanair	direct
06 Dec	Ryanair	direct
29 Dec	Ryanair	direct
19 Dec	Ryanair	direct
26 Dec	Ryanair	direct

Also check the deals for return 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.

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Cheapest one-way flights from London to Luxemburg in December from 32€

One-Way flights