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

Return flights

30 Dec - 09 Jan	Wizz Air
23 Dec - 26 Dec	Lufthansa
24 Dec - 30 Dec	LOT
24 Dec - 28 Dec	LOT
25 Dec - 28 Dec	LOT
29 Dec - 09 Jan	Ryanair
28 Dec - 12 Jan	Ryanair
24 Dec - 31 Dec	LOT
23 Dec - 30 Dec	Lufthansa
23 Dec - 01 Jan	Lufthansa
28 Dec - 06 Jan	Ryanair
31 Dec - 04 Jan	LOT
27 Dec - 30 Dec	LOT
29 Dec - 01 Jan	Ryanair
23 Dec - 05 Jan	Scandinavian Airlines
26 Dec - 06 Jan	Scandinavian Airlines
25 Dec - 29 Dec	Scandinavian Airlines
31 Dec - 02 Jan	Eurowings
26 Dec - 28 Dec	LOT
24 Dec - 26 Dec	LOT

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

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Berlin to Keflavik in December from 286€

Return flights