AirHint found the following cheapest one-way flights from Stockholm (ARN) to Keflavik (KEF) in August 2025 (see full year).

One-Way flights

06 Aug	Wizz Air
25 Aug	Norwegian
07 Aug	Norwegian Air Sweden AOC
01 Aug	Wizz Air
03 Aug	Scandinavian Airlines	direct
07 Aug	Scandinavian Airlines	direct
10 Aug	Scandinavian Airlines	direct
23 Aug	Scandinavian Airlines
12 Aug	Norwegian
08 Aug	Air Serbia

Also check the deals for return flights from Stockholm to Keflavik in August.

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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Cheapest one-way flights from Stockholm to Keflavik in August from $92

One-Way flights