Cheapest return flights from Denver to Keflavik in April from 497€

Best time to book flights for Denver (DEN) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Denver (DEN) to Keflavik (KEF) in April 2025 (see full year).

Return flights

25 Apr - 02 May Icelandair direct
28 Apr - 05 May Icelandair direct
03 Apr - 10 Apr Icelandair direct
04 Apr - 11 Apr Icelandair direct
03 Apr - 09 Apr Icelandair direct
01 Apr - 08 Apr Air France
02 Apr - 09 Apr Delta
13 Apr - 20 Apr jetBlue

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

Skyscanner

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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