Cheapest return flights from Denver to Keflavik in December from 710€

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 December 2024 (see full year).

Return flights

28 Dec - 18 Jan Icelandair direct
09 Dec - 12 Dec Frontier Airlines
08 Dec - 10 Dec Frontier Airlines
08 Dec - 13 Dec Frontier Airlines
10 Dec - 17 Dec Frontier Airlines
11 Dec - 18 Dec Frontier Airlines
08 Dec - 10 Dec Icelandair direct
06 Dec - 10 Dec Frontier Airlines
06 Dec - 10 Dec Icelandair direct
18 Dec - 21 Dec Icelandair direct
09 Dec - 14 Dec Frontier Airlines
25 Dec - 01 Jan Icelandair
23 Dec - 01 Jan Icelandair
26 Dec - 01 Jan Frontier Airlines
25 Dec - 04 Jan Icelandair
25 Dec - 02 Jan Icelandair
27 Dec - 03 Jan Icelandair

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

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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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