Cheapest return flights from Keflavik to Oslo in October from $123

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

Return flights

15 Oct - 18 Oct Norwegian direct
15 Oct - 20 Oct Norwegian direct
13 Oct - 20 Oct Norwegian direct
13 Oct - 18 Oct Norwegian direct
08 Oct - 13 Oct Norwegian direct
08 Oct - 18 Oct Norwegian direct
08 Oct - 20 Oct Norwegian direct
06 Oct - 20 Oct Norwegian direct
07 Oct - 13 Oct Scandinavian Airlines direct
01 Oct - 13 Oct Norwegian direct
27 Oct - 03 Nov Wizz Air
27 Oct - 03 Nov Icelandair direct

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

Powered by

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 Oslo

Cheap car rent in Oslo

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