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

Return flights

15 Dec - 19 Dec	Ryanair
05 Dec - 15 Dec	Ryanair
15 Dec - 19 Jan	Ryanair
01 Dec - 12 Dec	Ryanair
01 Dec - 03 Dec	Ryanair
08 Dec - 10 Dec	Ryanair
01 Dec - 04 Dec	Ryanair
01 Dec - 08 Dec	Ryanair
08 Dec - 11 Dec	Ryanair
10 Dec - 12 Dec	Wizz Air
03 Dec - 07 Dec	Ryanair
22 Dec - 04 Jan	Ryanair
21 Dec - 03 Jan	Ryanair
31 Dec - 05 Jan	Wizz Air
21 Dec - 02 Jan	Ryanair
19 Dec - 04 Jan	Ryanair
24 Dec - 02 Jan	Ryanair
29 Dec - 03 Jan	Ryanair
28 Dec - 03 Jan	Ryanair
27 Dec - 04 Jan	Ryanair

Also check the deals for one-way flights from Charleroi to Belgrade 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 Belgrade in December from $159

Return flights