Cheapest return flights from Duesseldorf to Keflavik in December from $313

AirHint found the following cheapest return flights from Duesseldorf (DUS) to Keflavik (KEF) in December 2025 (see full year).

Return flights

14 Dec - 21 Dec Scandinavian Airlines
31 Dec - 04 Jan Eurowings
19 Dec - 27 Dec easyJet
29 Dec - 05 Jan Eurowings
30 Dec - 04 Jan Scandinavian Airlines
28 Dec - 04 Jan Scandinavian Airlines
20 Dec - 31 Dec easyJet
26 Dec - 02 Jan airBaltic
27 Dec - 03 Jan Scandinavian Airlines

Also check the deals for one-way flights from Duesseldorf 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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