Cheapest return ARN–KEF flights, September

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

Return flights

27 Sep - 10 Oct Wizz Air
18 Sep - 20 Sep Icelandair
03 Sep - 10 Sep Scandinavian Airlines
18 Sep - 22 Sep Wizz Air
28 Sep - 01 Oct Icelandair direct
29 Sep - 02 Oct Icelandair direct
26 Sep - 29 Sep Icelandair direct
24 Sep - 27 Sep Icelandair direct
25 Sep - 28 Sep Icelandair direct
19 Sep - 22 Sep Icelandair direct
22 Sep - 25 Sep Icelandair direct
18 Sep - 20 Sep Icelandair direct
03 Sep - 10 Sep Icelandair direct
30 Sep - 03 Oct Icelandair direct

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

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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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