Cheapest return flights from Helsinki to Keflavik in December from 296€

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

Return flights

23 Dec - 30 Dec Scandinavian Airlines
22 Dec - 27 Dec Scandinavian Airlines
23 Dec - 27 Dec Scandinavian Airlines
19 Dec - 07 Jan Scandinavian Airlines
23 Dec - 28 Dec Scandinavian Airlines
22 Dec - 25 Dec Scandinavian Airlines
22 Dec - 28 Dec Scandinavian Airlines
24 Dec - 29 Dec Ryanair
29 Dec - 31 Dec Finnair direct
22 Dec - 25 Dec Finnair direct
24 Dec - 28 Dec Ryanair
19 Dec - 07 Jan Finnair direct
31 Dec - 04 Jan Finnair
31 Dec - 03 Jan Ryanair
19 Dec - 03 Jan Scandinavian Airlines
29 Dec - 03 Jan Finnair
30 Dec - 03 Jan Finnair
27 Dec - 06 Jan Lufthansa
30 Dec - 02 Jan Finnair
28 Dec - 02 Jan Norwegian Air Sweden AOC

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

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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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