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

Return flights

01 Oct - 18 Oct	Wizz Air
11 Oct - 18 Oct	Wizz Air
09 Oct - 16 Oct	Wizz Air
15 Oct - 18 Oct	Wizz Air
08 Oct - 12 Oct	Wizz Air
21 Oct - 26 Oct	Wizz Air
04 Oct - 11 Oct	Wizz Air
09 Oct - 15 Oct	Wizz Air
23 Oct - 26 Oct	Wizz Air
02 Oct - 16 Oct	Wizz Air
31 Oct - 06 Nov	Ryanair
29 Oct - 04 Nov	Ryanair
31 Oct - 09 Nov	Wizz Air
27 Oct - 01 Nov	Ryanair
25 Oct - 01 Nov	Wizz Air
26 Oct - 02 Nov	Wizz Air
25 Oct - 02 Nov	Wizz Air
24 Oct - 02 Nov	Ryanair

Also check the deals for one-way flights from Charleroi to Keflavik 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 Charleroi to Keflavik in October from 159€

Return flights