AirHint found the following cheapest return flights from Stockholm (ARN) to Keflavik (KEF) in January 2026 (see full year).

Return flights

11 Jan - 15 Jan	Scandinavian Airlines
12 Jan - 18 Jan	Scandinavian Airlines
29 Jan - 07 Feb	KLM
09 Jan - 14 Jan	Scandinavian Airlines
16 Jan - 18 Jan	Norwegian Air Sweden AOC
05 Jan - 11 Jan	Norwegian Air Sweden AOC
12 Jan - 20 Jan	Ryanair
11 Jan - 15 Jan	Icelandair	direct
09 Jan - 14 Jan	Icelandair	direct
16 Jan - 18 Jan	Icelandair	direct
12 Jan - 18 Jan	Icelandair	direct
29 Jan - 07 Feb	Icelandair	direct

Also check the deals for one-way flights from Stockholm to Keflavik in January.

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 Stockholm to Keflavik in January from 176€

Return flights