Cheapest return flights from Keflavik to Athens in May from $269

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

Return flights

06 May - 16 May easyJet
16 May - 20 May Wizz Air Malta
21 May - 26 May easyJet
16 May - 01 Jun Wizz Air Malta
16 May - 26 May Wizz Air Malta
17 May - 01 Jun Scandinavian Airlines
21 May - 27 May easyJet
17 May - 31 May easyJet
31 May - 31 May easyJet

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