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

Return flights

17 Jun - 21 Jun	easyJet
12 Jun - 21 Jun	Ryanair
03 Jun - 11 Jun	SWISS
06 Jun - 13 Jun	Ryanair
07 Jun - 13 Jun	airBaltic
01 Jun - 09 Jun	SWISS
27 Jun - 18 Jul	Ryanair
04 Jun - 08 Jun	KLM
10 Jun - 17 Jun	easyJet
11 Jun - 18 Jun	KLM
09 Jun - 11 Jun	Norwegian
17 Jun - 03 Jul	Icelandair	direct
29 Jun - 02 Jul	Scandinavian Airlines
27 Jun - 06 Jul	Ryanair
30 Jun - 06 Jul	Icelandair	direct
30 Jun - 03 Jul	Icelandair	direct
28 Jun - 01 Jul	Icelandair	direct
29 Jun - 02 Jul	Icelandair	direct
28 Jun - 06 Jul	Icelandair	direct
27 Jun - 18 Jul	Scandinavian Airlines	direct

Also check the deals for one-way flights from Copenhagen to Keflavik in June.

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 June from 178€

Return flights