Cheapest return flights from Athens to Keflavik in May from $222

Best time to book flights for Athens (ATH) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Athens (ATH) to Keflavik (KEF) in May 2025 (see full year).

Return flights

13 May - 16 May Scandinavian Airlines
10 May - 17 May easyJet
06 May - 08 May Ryanair
10 May - 15 May easyJet
17 May - 25 May easyJet
21 May - 25 May Ryanair
12 May - 16 May Ryanair
10 May - 14 May easyJet
15 May - 17 May Wizz Air
08 May - 13 May Wizz Air
29 May - 07 Jun Wizz Air
29 May - 08 Jun Ryanair
31 May - 08 Jun Ryanair
31 May - 09 Jun Ryanair
31 May - 06 Jun Ryanair
30 May - 06 Jun Scandinavian Airlines

Also check the deals for one-way flights from Athens 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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