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

Return flights

09 Oct - 16 Oct	Eurowings
25 Oct - 01 Nov	Eurowings
31 Oct - 07 Nov	Eurowings
30 Oct - 06 Nov	easyJet
25 Oct - 30 Oct	Eurowings
04 Oct - 09 Oct	Eurowings
23 Oct - 27 Oct	Scandinavian Airlines
07 Oct - 16 Oct	Scandinavian Airlines
31 Oct - 05 Nov	easyJet
04 Oct - 08 Oct	Eurowings
22 Oct - 28 Oct	Scandinavian Airlines
23 Oct - 28 Oct	easyJet
17 Oct - 20 Oct	Scandinavian Airlines
06 Oct - 09 Oct	Scandinavian Airlines
29 Oct - 02 Nov	Ryanair
30 Oct - 02 Nov	easyJet
26 Oct - 02 Nov	KLM
28 Oct - 01 Nov	Eurowings
31 Oct - 02 Nov	Lufthansa

Also check the deals for one-way flights from Duesseldorf 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 Duesseldorf to Keflavik in October from 199€

Return flights