Cheapest one-way flights from Oslo to Keflavik in September from 56€

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

One-Way flights

15 Sep Scandinavian Airlines direct
19 Sep Scandinavian Airlines direct
26 Sep Scandinavian Airlines direct
23 Sep Wizz Air
01 Sep Wizz Air
29 Sep Wizz Air
30 Sep Wizz Air
16 Sep Wizz Air
25 Sep Wizz Air
03 Sep Wizz Air

Also check the deals for return flights from Oslo to Keflavik 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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