Cheapest return flights from Athens to Keflavik in July from $338

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

Return flights

02 Jul - 06 Jul Wizz Air
15 Jul - 22 Jul Ryanair
09 Jul - 20 Jul Wizz Air
29 Jul - 13 Aug SKY express
01 Jul - 06 Jul Ryanair
09 Jul - 13 Jul Wizz Air
22 Jul - 29 Jul Ryanair
01 Jul - 16 Jul Ryanair
14 Jul - 21 Jul Ryanair
15 Jul - 21 Jul Ryanair
03 Jul - 08 Jul Wizz Air
21 Jul - 05 Aug Ryanair
31 Jul - 12 Aug Ryanair
30 Jul - 18 Aug transavia
17 Jul - 08 Aug Ryanair
31 Jul - 10 Aug Wizz Air
31 Jul - 08 Aug Ryanair
27 Jul - 06 Aug Aegean Airlines
31 Jul - 03 Aug Wizz Air
20 Jul - 09 Aug Air Serbia

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

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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