Cheapest return flights from Keflavik to Helsinki in August from $380

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

Return flights

28 Aug - 04 Sep Lufthansa
28 Aug - 04 Sep Icelandair direct
24 Aug - 02 Sep Wizz Air
27 Aug - 30 Aug Lufthansa
30 Aug - 02 Sep Fly Play
24 Aug - 02 Sep Finnair direct
27 Aug - 30 Aug Finnair direct
28 Aug - 31 Aug Finnair direct
30 Aug - 02 Sep Finnair direct

Also check the deals for one-way flights from Keflavik to Helsinki 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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