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

Return flights

12 Dec - 17 Dec	Wizz Air
12 Dec - 22 Dec	Wizz Air
12 Dec - 14 Dec	Wizz Air
12 Dec - 16 Dec	Wizz Air
11 Dec - 15 Dec	Wizz Air
18 Dec - 23 Dec	Ryanair
15 Dec - 31 Dec	Wizz Air
14 Dec - 17 Dec	Ryanair
05 Dec - 08 Dec	Wizz Air
17 Dec - 22 Dec	Wizz Air Malta
18 Dec - 04 Jan	Ryanair
17 Dec - 04 Jan	Wizz Air Malta
17 Dec - 02 Jan	Wizz Air Malta
19 Dec - 06 Jan	Ryanair
19 Dec - 05 Jan	Ryanair
29 Dec - 02 Jan	Ryanair
28 Dec - 02 Jan	Wizz Air

Also check the deals for one-way flights from Charleroi to Ljubljana 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 Charleroi to Ljubljana in December from 165€

Return flights