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

Return flights

28 Dec - 20 Jan	Ryanair
26 Dec - 06 Jan	Wizz Air
29 Dec - 05 Jan	Wizz Air
26 Dec - 31 Dec	Scandinavian Airlines
31 Dec - 01 Jan	Ryanair
27 Dec - 30 Dec	Wizz Air Malta
31 Dec - 04 Jan	Ryanair
30 Dec - 04 Jan	Ryanair
26 Dec - 28 Dec	Scandinavian Airlines
28 Dec - 04 Jan	Ryanair
30 Dec - 03 Jan	Ryanair
25 Dec - 30 Dec	Scandinavian Airlines
29 Dec - 04 Jan	Wizz Air
26 Dec - 26 Dec	Scandinavian Airlines
27 Dec - 27 Dec	Ryanair
27 Dec - 28 Dec	Ryanair
27 Dec - 04 Jan	Ryanair
29 Dec - 29 Dec	Scandinavian Airlines

Also check the deals for one-way flights from Oslo 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 Oslo to Charleroi in December from $263

Return flights