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

Return flights

03 Dec - 07 Dec	Ryanair	direct
12 Dec - 14 Dec	Ryanair	direct
13 Dec - 14 Dec	Ryanair	direct
15 Dec - 19 Dec	Ryanair	direct
05 Dec - 09 Dec	Ryanair	direct
17 Dec - 21 Dec	Ryanair	direct
03 Dec - 10 Dec	Ryanair	direct
24 Dec - 28 Dec	Ryanair	direct
24 Dec - 31 Dec	Ryanair	direct
11 Dec - 15 Dec	Ryanair
31 Dec - 05 Jan	Ryanair
30 Dec - 05 Jan	Ryanair
14 Dec - 02 Jan	Ryanair	direct
27 Dec - 11 Jan	Ryanair	direct
31 Dec - 05 Jan	Ryanair	direct
30 Dec - 02 Jan	Ryanair	direct
18 Dec - 05 Jan	Ryanair
22 Dec - 07 Jan	easyJet
18 Dec - 08 Jan	Ryanair
19 Dec - 18 Jan	easyJet

Also check the deals for one-way flights from Luxemburg to Barcelona 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 Luxemburg to Barcelona in December from 50€

Return flights