Cheapest return flights from Denver to Keflavik in May from 371€

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

Return flights

09 May - 16 May Icelandair direct
23 May - 30 May Icelandair direct
24 May - 31 May Icelandair direct
01 May - 08 May Icelandair direct
04 May - 11 May Icelandair direct
05 May - 12 May Icelandair direct
06 May - 13 May Icelandair direct
07 May - 14 May Icelandair direct
18 May - 27 May Icelandair direct
11 May - 16 May Icelandair direct
25 May - 01 Jun Icelandair direct
26 May - 02 Jun Icelandair direct
27 May - 03 Jun Icelandair direct
27 May - 06 Jun Icelandair direct
30 May - 02 Jun Icelandair direct

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

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