Cheapest return CPH–KEF flights, May

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

Return flights

21 May - 28 May Ryanair
20 May - 28 May Ryanair
28 May - 31 May Wizz Air
21 May - 24 Jun Ryanair
21 May - 29 May Wizz Air
21 May - 24 May Ryanair
24 May - 28 May Ryanair
21 May - 26 May Ryanair
25 May - 28 May Scandinavian Airlines
11 May - 15 May Ryanair
28 May - 28 May Icelandair
26 May - 05 Jun Ryanair
22 May - 24 Jun Scandinavian Airlines
21 May - 24 Jun Icelandair direct
30 May - 02 Jun Lufthansa
31 May - 06 Jun Wizz Air
31 May - 07 Jun Wizz Air
30 May - 02 Jun Icelandair direct
22 May - 24 Jun Icelandair direct
18 May - 02 Jun Ryanair

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

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