Cheapest return flights from Oslo to Keflavik in September from 144€

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

Return flights

08 Sep - 15 Sep Norwegian direct
13 Sep - 29 Sep Norwegian direct
13 Sep - 15 Sep Norwegian direct
17 Sep - 29 Sep Norwegian direct
13 Sep - 24 Sep Norwegian direct
08 Sep - 24 Sep Norwegian direct
13 Sep - 17 Sep Norwegian direct
29 Sep - 06 Oct Norwegian direct
29 Sep - 15 Oct Norwegian direct
17 Sep - 06 Oct Norwegian direct
08 Sep - 17 Sep Norwegian direct
01 Sep - 15 Sep Norwegian direct
16 Sep - 29 Sep Wizz Air
27 Sep - 15 Oct Norwegian direct
19 Sep - 02 Oct Icelandair
24 Sep - 05 Oct Norwegian direct
30 Sep - 03 Oct Scandinavian Airlines direct
28 Sep - 01 Oct Scandinavian Airlines direct
26 Sep - 04 Oct Wizz Air
26 Sep - 08 Oct Scandinavian Airlines direct

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

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