Cheapest return flights from Oslo to Keflavik in September from 126€

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

Return flights

15 Sep - 27 Sep Norwegian direct
01 Sep - 10 Sep Norwegian direct
01 Sep - 15 Sep Norwegian direct
01 Sep - 08 Sep Norwegian direct
25 Sep - 06 Oct Scandinavian Airlines direct
01 Sep - 13 Sep Norwegian direct
29 Sep - 05 Oct Scandinavian Airlines direct
29 Sep - 06 Oct Scandinavian Airlines
23 Sep - 06 Oct Scandinavian Airlines direct

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

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