Cheapest return flights from Helsinki to Keflavik in May from $268

AirHint found the following cheapest return flights from Helsinki (HEL) to Keflavik (KEF) in May 2026 (see full year).

Return flights

29 May - 01 Jun airBaltic
02 May - 23 May Lufthansa
18 May - 23 May Scandinavian Airlines
18 May - 25 May Scandinavian Airlines
29 May - 01 Jun Finnair direct
31 May - 06 Jun airBaltic
18 May - 23 May Finnair direct
20 May - 24 May airBaltic
01 May - 10 May Finnair direct
02 May - 23 May Finnair direct
18 May - 24 May Scandinavian Airlines
31 May - 06 Jun Finnair direct
18 May - 25 May Finnair direct
18 May - 24 May Finnair direct

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

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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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