Cheapest one-way flights from Athens to Istanbul in September from 50€

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

One-Way flights

05 Sep Pegasus Airlines direct
08 Sep Pegasus Airlines direct
06 Sep SKY express direct
04 Sep SKY express direct
01 Sep SKY express direct
09 Sep SKY express direct
12 Sep SKY express direct
14 Sep SKY express direct
02 Sep Pegasus Airlines direct
10 Sep Pegasus Airlines direct

Also check the deals for return flights from Athens to Istanbul 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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