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
25 Oct - 29 Oct	easyJet
11 Oct - 15 Oct	easyJet
11 Oct - 14 Oct	Wizz Air
11 Oct - 21 Oct	Ryanair
01 Oct - 09 Oct	Ryanair
14 Oct - 21 Oct	easyJet
18 Oct - 26 Oct	Ryanair
31 Oct - 06 Nov	easyJet
12 Oct - 17 Oct	Ryanair
23 Oct - 27 Oct	LOT
30 Oct - 05 Nov	LOT
25 Oct - 03 Nov	easyJet
30 Oct - 03 Nov	LOT
31 Oct - 03 Nov	Ryanair
25 Oct - 01 Nov	easyJet
30 Oct - 02 Nov	easyJet
30 Oct - 03 Nov	Icelandair	direct
31 Oct - 03 Nov	Icelandair	direct
18 Oct - 02 Nov	Ryanair

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 144€

Return flights