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

Return flights

07 Oct - 14 Oct	Wizz Air
15 Oct - 19 Oct	Wizz Air
15 Oct - 21 Oct	Wizz Air
08 Oct - 12 Oct	Wizz Air
08 Oct - 14 Oct	Wizz Air
14 Oct - 21 Oct	Wizz Air
04 Oct - 07 Oct	Wizz Air
04 Oct - 15 Oct	Wizz Air
04 Oct - 14 Oct	Wizz Air
15 Oct - 22 Oct	Wizz Air
30 Oct - 09 Nov	Wizz Air
25 Oct - 02 Nov	Wizz Air
20 Oct - 02 Nov	Ryanair
30 Oct - 08 Nov	Wizz Air
25 Oct - 03 Nov	Wizz Air
22 Oct - 01 Nov	Wizz Air
31 Oct - 02 Nov	Ryanair
30 Oct - 03 Nov	Scandinavian Airlines
24 Oct - 07 Nov	easyJet
31 Oct - 07 Nov	Wizz Air

Also check the deals for one-way flights from Hamburg 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 Hamburg to Keflavik in October from 149€

Return flights