Cheapest return BER–KEF flights, May

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

Return flights

27 May - 31 May Ryanair
27 May - 29 May easyJet
26 May - 31 May Austrian Airlines
26 May - 02 Jun Austrian Airlines
28 May - 31 May Lufthansa
30 May - 04 Jun Lufthansa
29 May - 31 May Austrian Airlines
21 May - 27 May Eurowings
30 May - 05 Jun Transavia France
26 May - 29 May Wizz Air
20 May - 26 May Eurowings
20 May - 29 May Ryanair
25 May - 29 May easyJet
30 May - 07 Jun Lufthansa
27 May - 03 Jun Ryanair
30 May - 06 Jun Transavia France
29 May - 01 Jun Norwegian
23 May - 01 Jun Wizz Air
25 May - 05 Jun easyJet
26 May - 05 Jun LOT

Also check the deals for one-way flights from Berlin 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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