Cheapest return LUX–BCN flights, December

AirHint found the following cheapest return flights from Luxemburg (LUX) to Barcelona (BCN) in December 2026 (see full year).

Return flights

01 Dec - 06 Dec Ryanair
06 Dec - 13 Dec Luxair direct
23 Dec - 06 Jan Luxair direct
18 Dec - 24 Dec Luxair direct
29 Dec - 03 Jan Lufthansa
28 Dec - 03 Jan Lufthansa
30 Dec - 03 Jan Lufthansa
30 Dec - 03 Jan Luxair direct
28 Dec - 03 Jan Luxair direct
29 Dec - 03 Jan Luxair direct

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

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