Cheapest return flights from Athens to Keflavik in October from $183

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

Return flights

06 Oct - 13 Oct easyJet
07 Oct - 14 Oct easyJet
05 Oct - 13 Oct SKY express
06 Oct - 16 Oct easyJet
06 Oct - 17 Oct easyJet
07 Oct - 16 Oct easyJet
06 Oct - 10 Oct SKY express
10 Oct - 17 Oct easyJet
01 Oct - 11 Oct easyJet
03 Oct - 11 Oct SKY express
24 Oct - 01 Nov Lufthansa

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

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