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

Return flights

04 Dec - 07 Dec	Wizz Air
02 Dec - 06 Dec	easyJet
08 Dec - 12 Dec	Wizz Air
13 Dec - 16 Dec	easyJet
05 Dec - 13 Dec	easyJet
08 Dec - 16 Dec	easyJet
01 Dec - 11 Dec	Eurowings
03 Dec - 07 Dec	easyJet
02 Dec - 11 Dec	easyJet
10 Dec - 20 Dec	easyJet
29 Dec - 01 Jan	Wizz Air
29 Dec - 07 Jan	easyJet
31 Dec - 02 Jan	easyJet
25 Dec - 02 Jan	Wizz Air
22 Dec - 04 Jan	easyJet
29 Dec - 04 Jan	Wizz Air
26 Dec - 02 Jan	Wizz Air
27 Dec - 02 Jan	easyJet
28 Dec - 03 Jan	Ryanair
29 Dec - 05 Jan	Scandinavian Airlines

Also check the deals for one-way flights from Hamburg to Keflavik in December.

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 December from $177

Return flights