Cheapest return flights from Athens to Keflavik in December from $207

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

Return flights

10 Dec - 17 Dec easyJet
07 Dec - 14 Dec easyJet
01 Dec - 06 Dec easyJet
07 Dec - 11 Dec easyJet
02 Dec - 06 Dec easyJet
06 Dec - 11 Dec easyJet
07 Dec - 19 Dec easyJet
04 Dec - 06 Dec easyJet
04 Dec - 13 Dec easyJet
09 Dec - 28 Dec easyJet
27 Dec - 03 Jan easyJet

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

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