Cheapest return flights from Oslo to Keflavik in April from $125

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

Return flights

21 Apr - 28 Apr Norwegian direct
23 Apr - 28 Apr Norwegian direct
09 Apr - 28 Apr Norwegian direct
09 Apr - 21 Apr Norwegian direct
23 Apr - 12 May Norwegian direct
23 Apr - 05 May Norwegian direct
14 Apr - 21 Apr Norwegian direct
14 Apr - 28 Apr Norwegian direct
09 Apr - 14 Apr Norwegian direct
09 Apr - 12 Apr Norwegian
30 Apr - 05 May Norwegian direct
30 Apr - 12 May Norwegian direct
09 Apr - 16 Apr Norwegian direct
01 Apr - 04 Apr Scandinavian Airlines direct
30 Apr - 14 May Norwegian direct
30 Apr - 03 May Scandinavian Airlines direct
28 Apr - 01 May Icelandair direct

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

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

Feel free to contact us with any feedback or request another flight research.