Cheapest return flights from Keflavik to Athens in August from $339

AirHint found the following cheapest return flights from Keflavik (KEF) to Athens (ATH) in August 2025 (see full year).

Return flights

13 Aug - 08 Sep Scandinavian Airlines
12 Aug - 08 Sep Scandinavian Airlines
15 Aug - 20 Aug Scandinavian Airlines
25 Aug - 27 Aug Transavia France
04 Aug - 10 Aug Scandinavian Airlines
31 Aug - 14 Sep Vueling Airlines
24 Aug - 14 Sep Vueling Airlines

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

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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