Cheapest return flights from Athens to Keflavik in December from 162€

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 December 2025 (see full year).

Return flights

08 Dec - 13 Dec SKY express
10 Dec - 14 Dec Aegean Airlines
12 Dec - 15 Dec Wizz Air UK
10 Dec - 16 Dec Wizz Air UK
20 Dec - 26 Dec Wizz Air UK
10 Dec - 24 Dec Aegean Airlines
25 Dec - 29 Dec Wizz Air UK
25 Dec - 31 Dec Wizz Air
20 Dec - 28 Dec Wizz Air
24 Dec - 31 Dec SKY express

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

Skyscanner

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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