AirHint found the following cheapest return flights from Copenhagen (CPH) to Keflavik (KEF) in January 2026 (see full year).

Return flights

30 Jan - 04 Feb	easyJet
18 Jan - 23 Jan	easyJet
22 Jan - 31 Jan	easyJet
08 Jan - 15 Jan	Wizz Air
08 Jan - 12 Jan	Wizz Air
11 Jan - 15 Jan	Wizz Air
12 Jan - 17 Jan	easyJet
31 Jan - 05 Feb	Ryanair
05 Jan - 12 Jan	easyJet
05 Jan - 07 Jan	easyJet
06 Jan - 11 Jan	Ryanair
23 Jan - 30 Jan	Ryanair
24 Jan - 01 Feb	Scandinavian Airlines
31 Jan - 05 Feb	Scandinavian Airlines	direct
25 Jan - 06 Feb	Wizz Air
29 Jan - 02 Feb	KLM
25 Jan - 06 Feb	Icelandair	direct
29 Jan - 02 Feb	Icelandair	direct
31 Jan - 03 Feb	Icelandair	direct

Also check the deals for one-way flights from Copenhagen to Keflavik 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 Copenhagen to Keflavik in January from $185

Return flights