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

Return flights

23 Oct - 27 Oct	Scandinavian Airlines
22 Oct - 27 Oct	Scandinavian Airlines
11 Oct - 14 Oct	Scandinavian Airlines
01 Oct - 07 Oct	Scandinavian Airlines
10 Oct - 14 Oct	Scandinavian Airlines
12 Oct - 25 Oct	Wizz Air
01 Oct - 08 Oct	Fly Play
02 Oct - 12 Oct	Lufthansa
24 Oct - 28 Oct	Scandinavian Airlines
09 Oct - 13 Oct	easyJet

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

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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Cheapest return flights from Keflavik to Berlin in October from 188€

Return flights