AirHint found the following cheapest return flights from Oslo (OSL) to Charleroi (CRL) in January 2026 (see full year).

Return flights

21 Jan - 06 Feb	Wizz Air
12 Jan - 19 Jan	Wizz Air
14 Jan - 15 Feb	Wizz Air
25 Jan - 27 Jan	Wizz Air
31 Jan - 03 Feb	Ryanair
09 Jan - 16 Jan	Wizz Air
22 Jan - 05 Feb	Ryanair
15 Jan - 19 Jan	Wizz Air
09 Jan - 15 Jan	Wizz Air
16 Jan - 19 Jan	Wizz Air
19 Jan - 21 Jan	Norwegian
01 Jan - 02 Jan	Ryanair
03 Jan - 06 Jan	Ryanair
03 Jan - 04 Jan	Ryanair

Also check the deals for one-way flights from Oslo to Charleroi in January.

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 January from $95

Return flights