Cheapest one-way flights from Helsinki to Keflavik in August from $117

Best time to book flights for Helsinki (HEL) to Keflavik (KEF) flights at AirHint

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

One-Way flights

13 Aug Scandinavian Airlines
26 Aug Scandinavian Airlines
13 Aug Finnair direct
07 Aug Finnair direct
08 Aug Finnair direct
01 Aug Norwegian Air Sweden AOC
26 Aug Finnair direct
01 Aug Finnair direct
03 Aug Scandinavian Airlines
03 Aug Finnair direct

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

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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