Cheapest return flights from Stockholm to Keflavik in September from $196

Best time to book flights for Stockholm (ARN) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Stockholm (ARN) to Keflavik (KEF) in September 2025 (see full year).

Return flights

04 Sep - 13 Sep Scandinavian Airlines
05 Sep - 11 Sep Scandinavian Airlines
12 Sep - 20 Sep Scandinavian Airlines
06 Sep - 13 Sep Scandinavian Airlines
16 Sep - 18 Sep Scandinavian Airlines
10 Sep - 18 Sep Norwegian
29 Sep - 04 Oct Scandinavian Airlines
12 Sep - 20 Sep Icelandair direct
06 Sep - 13 Sep Icelandair direct
29 Sep - 04 Oct Icelandair direct
05 Sep - 11 Sep Icelandair direct
16 Sep - 18 Sep Icelandair direct

Also check the deals for one-way flights from Stockholm 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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