Cheapest one-way flights from Athens to Keflavik in September from 106€

AirHint found the following cheapest one-way flights from Athens (ATH) to Keflavik (KEF) in September 2025 (see full year).

One-Way flights

10 Sep Ryanair
20 Sep Wizz Air Malta
09 Sep Ryanair
11 Sep Ryanair
01 Sep Wizz Air
19 Sep Wizz Air
16 Sep Wizz Air
04 Sep Wizz Air
17 Sep Wizz Air
13 Sep Wizz Air

Also check the deals for return flights from Athens to Keflavik in September.

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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