AirHint found the following cheapest return flights from Reykjavik (REK) to Oslo (OSL) in January 2026 (see full year).

Return flights

26 Jan - 29 Jan	Scandinavian Airlines	direct
10 Jan - 17 Jan	Wizz Air
18 Jan - 21 Jan	Wizz Air
18 Jan - 20 Jan	Wizz Air
29 Jan - 01 Feb	Scandinavian Airlines	direct
10 Jan - 14 Jan	Wizz Air
11 Jan - 14 Jan	Icelandair	direct
17 Jan - 20 Jan	Icelandair	direct
19 Jan - 22 Jan	Icelandair	direct
20 Jan - 23 Jan	Icelandair	direct
25 Jan - 28 Jan	Icelandair	direct
30 Jan - 02 Feb	Icelandair	direct
31 Jan - 03 Feb	Icelandair	direct

Also check the deals for one-way flights from Reykjavik to Oslo 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 Reykjavik to Oslo in January from 150€

Return flights