Cheapest return flights from Denver to Keflavik in April from 448€

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

Return flights

09 Apr - 16 Apr Icelandair direct
15 Apr - 22 Apr Air France
18 Apr - 26 Apr KLM
18 Apr - 30 Apr KLM
17 Apr - 01 May Air France
18 Apr - 26 Apr Icelandair direct
18 Apr - 30 Apr Icelandair direct
17 Apr - 01 May Icelandair direct

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.