Cheapest return flights from Helsinki to Keflavik in May from $243

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

Return flights

25 May - 27 May Scandinavian Airlines
27 May - 27 May Scandinavian Airlines
11 May - 26 May Icelandair direct
27 May - 28 May Scandinavian Airlines
25 May - 28 May Scandinavian Airlines
26 May - 27 May Norwegian
25 May - 26 May Scandinavian Airlines
26 May - 28 May Ryanair
11 May - 12 May Scandinavian Airlines
11 May - 13 May Scandinavian Airlines
25 May - 05 Jun Icelandair direct
25 May - 06 Jun Icelandair 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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