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

Return flights

04 Dec - 07 Dec	Ryanair
03 Dec - 07 Dec	Wizz Air
05 Dec - 07 Dec	Wizz Air
05 Dec - 08 Dec	Wizz Air
07 Dec - 11 Dec	Ryanair
12 Dec - 16 Dec	Ryanair
05 Dec - 11 Dec	Wizz Air
10 Dec - 12 Dec	Ryanair
04 Dec - 08 Dec	Ryanair
15 Dec - 18 Dec	Ryanair
20 Dec - 08 Jan	Ryanair
21 Dec - 01 Jan	Ryanair
21 Dec - 07 Jan	Ryanair
19 Dec - 01 Jan	Ryanair
21 Dec - 09 Jan	Ryanair
24 Dec - 01 Jan	Ryanair
22 Dec - 08 Jan	Ryanair
30 Dec - 09 Jan	Wizz Air
22 Dec - 04 Jan	Ryanair
14 Dec - 02 Jan	Ryanair

Also check the deals for one-way flights from Charleroi to Keflavik 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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Charleroi to Keflavik in December from 177€

Return flights