Cheapest one-way flights from Athens to Istanbul in September from $51

AirHint found the following cheapest one-way flights from Athens (ATH) to Istanbul (IST) in September 2026 (see full year).

One-Way flights

30 Sep SKY express direct
08 Sep SKY express direct
16 Sep SKY express direct
01 Sep SKY express direct
15 Sep SKY express direct
06 Sep SKY express direct
03 Sep SKY express direct
04 Sep SKY express direct
11 Sep SKY express direct
18 Sep SKY express direct

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

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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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