Cheapest return flights from Keflavik to Oslo in May from 89€

AirHint found the following cheapest return flights from Keflavik (KEF) to Oslo (OSL) in May 2026 (see full year).

Return flights

12 May - 19 May Norwegian direct
09 May - 12 May Scandinavian Airlines direct
01 May - 08 May Scandinavian Airlines direct
03 May - 06 May Scandinavian Airlines direct
04 May - 07 May Scandinavian Airlines direct
11 May - 14 May Scandinavian Airlines
11 May - 14 May Icelandair direct

Also check the deals for one-way flights from Keflavik to Oslo in May.

Skyscanner

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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