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

Return flights

25 Oct - 01 Nov	Ryanair
13 Oct - 16 Oct	Ryanair
26 Oct - 01 Nov	Ryanair
07 Oct - 09 Oct	Ryanair
09 Oct - 13 Oct	Ryanair
20 Oct - 22 Oct	Ryanair
10 Oct - 14 Oct	Ryanair
15 Oct - 16 Oct	Ryanair
08 Oct - 09 Oct	Ryanair
29 Oct - 28 Nov	Ryanair
01 Oct - 08 Oct	Ryanair
06 Oct - 15 Oct	Ryanair
01 Oct - 01 Oct	Ryanair
29 Oct - 03 Nov	Ryanair
27 Oct - 02 Nov	Ryanair
26 Oct - 02 Nov	Ryanair
28 Oct - 28 Nov	airBaltic
26 Oct - 05 Nov	Norwegian
31 Oct - 12 Nov	Norwegian
31 Oct - 02 Nov	Ryanair

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

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 October from $138

Return flights