Cheapest return HEL–KEF flights, May

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

Return flights

20 May - 27 May Ryanair
27 May - 03 Jun Scandinavian Airlines
25 May - 27 May Scandinavian Airlines
28 May - 03 Jun Scandinavian Airlines
28 May - 01 Jun Scandinavian Airlines
25 May - 28 May Scandinavian Airlines
25 May - 30 May Scandinavian Airlines
27 May - 31 May Scandinavian Airlines
25 May - 29 May Scandinavian Airlines
26 May - 29 May Ryanair
23 May - 26 May Scandinavian Airlines
20 May - 24 May Ryanair
22 May - 26 May Scandinavian Airlines
30 May - 04 Jun Lufthansa
27 May - 03 Jun Finnair direct
30 May - 04 Jun Finnair direct
28 May - 03 Jun Finnair direct
28 May - 01 Jun Finnair direct

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

Powered by

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.