AirHint found the following cheapest return flights from Ljubljana (LJU) to Charleroi (CRL) in December 2025 (see full year).

Return flights

21 Dec - 01 Jan	Air Serbia
06 Dec - 07 Dec	easyJet
07 Dec - 12 Dec	Wizz Air
14 Dec - 18 Dec	Vueling Airlines
22 Dec - 02 Jan	Air Serbia
13 Dec - 18 Dec	easyJet
16 Dec - 18 Dec	Vueling Airlines
05 Dec - 08 Dec	Air Serbia
19 Dec - 04 Jan	Air Serbia
06 Dec - 10 Dec	easyJet
07 Dec - 14 Dec	Wizz Air
07 Dec - 11 Dec	easyJet
15 Dec - 16 Dec	Air Serbia
28 Dec - 01 Jan	Air Serbia
31 Dec - 02 Jan	Air Serbia
29 Dec - 02 Jan	Lufthansa
30 Dec - 03 Jan	Air Serbia
30 Dec - 04 Jan	easyJet

Also check the deals for one-way flights from Ljubljana to Charleroi 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 Ljubljana to Charleroi in December from $261

Return flights