Cheapest one-way flights from Oslo to Keflavik in May from 34€

Best time to book flights for Oslo (OSL) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from Oslo (OSL) to Keflavik (KEF) in May 2025 (see full year).

One-Way flights

11 May Norwegian direct
07 May Scandinavian Airlines direct
16 May Scandinavian Airlines direct
31 May Scandinavian Airlines direct
23 May Scandinavian Airlines direct
09 May Scandinavian Airlines direct
13 May Norwegian direct
06 May Norwegian direct
25 May Norwegian direct
10 May Scandinavian Airlines direct

Also check the deals for return flights from Oslo to Keflavik 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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik