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

Return flights

25 Oct - 28 Oct	easyJet
11 Oct - 21 Oct	Ryanair
12 Oct - 21 Oct	Ryanair
06 Oct - 19 Oct	easyJet
19 Oct - 26 Oct	easyJet
22 Oct - 29 Oct	Norwegian
30 Oct - 03 Nov	LOT
18 Oct - 26 Oct	Ryanair
18 Oct - 21 Oct	Ryanair
01 Oct - 10 Oct	Ryanair
01 Oct - 06 Oct	Ryanair
31 Oct - 04 Nov	easyJet
27 Oct - 09 Nov	Scandinavian Airlines
30 Oct - 04 Nov	Scandinavian Airlines
29 Oct - 02 Nov	Ryanair
28 Oct - 02 Nov	easyJet
30 Oct - 03 Nov	Icelandair	direct
27 Oct - 09 Nov	Icelandair	direct
25 Oct - 01 Nov	Icelandair	direct

Also check the deals for one-way flights from Berlin to Keflavik 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 Berlin to Keflavik in October from 158€

Return flights