Cheapest return flights from Athens to Keflavik in August from $315

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 August 2025 (see full year).

Return flights

19 Aug - 23 Aug Scandinavian Airlines
07 Aug - 23 Aug Scandinavian Airlines
20 Aug - 26 Aug Scandinavian Airlines
07 Aug - 13 Aug Scandinavian Airlines
28 Aug - 31 Aug Scandinavian Airlines
18 Aug - 23 Aug Scandinavian Airlines
19 Aug - 26 Aug Scandinavian Airlines
11 Aug - 23 Aug Scandinavian Airlines
25 Aug - 31 Aug Scandinavian Airlines
26 Aug - 31 Aug Scandinavian Airlines
30 Aug - 06 Sep Scandinavian Airlines
26 Aug - 02 Sep Scandinavian Airlines
27 Aug - 13 Sep Scandinavian Airlines
21 Aug - 01 Sep Scandinavian Airlines
30 Aug - 07 Sep Norwegian Air Sweden AOC
29 Aug - 06 Sep airBaltic
01 Aug - 06 Sep Scandinavian Airlines

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

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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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