Cheapest one-way flights from Denver to Keflavik in January from $214

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

AirHint found the following cheapest one-way flights from Denver (DEN) to Keflavik (KEF) in January 2025 (see full year).

One-Way flights

16 Jan Frontier Airlines
19 Jan Frontier Airlines
17 Jan jetBlue
02 Jan Frontier Airlines
03 Jan Frontier Airlines
04 Jan Frontier Airlines
19 Jan Icelandair direct
03 Jan Icelandair direct
04 Jan Icelandair direct

Also check the deals for return flights from Denver to Keflavik in January.

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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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