Cheapest return flights from Athens to Keflavik in December from 193€

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

01 Dec - 05 Dec Wizz Air UK
01 Dec - 12 Dec Wizz Air UK
28 Dec - 05 Jan LOT
20 Dec - 25 Dec Wizz Air
20 Dec - 29 Dec Wizz Air
25 Dec - 28 Dec Wizz Air
09 Dec - 16 Dec Wizz Air UK
29 Dec - 02 Jan Scandinavian Airlines
24 Dec - 28 Dec Aegean Airlines
30 Dec - 03 Jan Scandinavian Airlines
27 Dec - 04 Jan Wizz Air
22 Dec - 29 Dec Aegean Airlines
19 Dec - 23 Dec SKY express
28 Dec - 04 Jan LOT
26 Dec - 04 Jan Aegean Airlines
28 Dec - 06 Jan Lufthansa

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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