Cheapest return flights from Frankfurt to Keflavik in May from 231€

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

Return flights

16 May - 20 May easyJet
05 May - 09 May Ryanair
13 May - 20 May Ryanair
03 May - 17 May LOT
14 May - 22 May LOT
25 May - 04 Jun Scandinavian Airlines
03 May - 10 May Lufthansa direct
08 May - 16 May Scandinavian Airlines
11 May - 24 May Lufthansa direct
30 May - 05 Jun LOT
23 May - 31 May easyJet
15 May - 30 May Scandinavian Airlines
30 May - 06 Jun Icelandair direct
30 May - 05 Jun Icelandair direct
28 May - 07 Jun Icelandair direct
29 May - 07 Jun Scandinavian Airlines
25 May - 04 Jun Icelandair direct
31 May - 07 Jun Icelandair direct
29 May - 07 Jun Icelandair direct

Also check the deals for one-way flights from Frankfurt 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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