Cheapest return flights from Denver to Keflavik in February from $670

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 February 2025 (see full year).

Return flights

25 Feb - 04 Mar British Airways
28 Feb - 04 Mar Frontier Airlines
27 Feb - 06 Mar British Airways
27 Feb - 02 Mar British Airways
24 Feb - 28 Feb Icelandair direct
28 Feb - 02 Mar Frontier Airlines
26 Feb - 28 Feb Lufthansa
27 Feb - 06 Mar Icelandair direct
28 Feb - 02 Mar Icelandair direct
27 Feb - 02 Mar Icelandair direct

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

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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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