Cheapest one-way flights from Keflavik to Oslo in September from 50€

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

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

One-Way flights

30 Sep Norwegian direct
24 Sep Wizz Air
22 Sep easyJet
01 Sep Scandinavian Airlines
19 Sep Scandinavian Airlines
22 Sep Scandinavian Airlines direct
01 Sep Scandinavian Airlines direct
19 Sep Scandinavian Airlines direct
24 Sep Scandinavian Airlines direct

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

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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