Cheapest return KEF–HEL flights, May

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

Return flights

28 May - 31 May Wizz Air
10 May - 14 May Lufthansa
15 May - 21 May Wizz Air
13 May - 17 May Wizz Air
09 May - 16 May Lufthansa
06 May - 10 May Wizz Air
28 May - 31 May Finnair direct
28 May - 04 Jun Finnair direct
29 May - 05 Jun Finnair direct
15 May - 18 May Wizz Air
22 May - 26 May Wizz Air
24 May - 31 May Finnair direct
26 May - 02 Jun Finnair direct
27 May - 03 Jun Finnair direct
31 May - 07 Jun Finnair direct
30 May - 06 Jun Icelandair direct
25 May - 01 Jun Finnair direct

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