Cheapest return flights from Athens to Istanbul in September from 75€

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

Return flights

03 Sep - 07 Sep SKY express direct
03 Sep - 06 Sep SKY express direct
01 Sep - 07 Sep SKY express direct
01 Sep - 06 Sep SKY express direct
02 Sep - 07 Sep SKY express direct
02 Sep - 06 Sep SKY express direct
01 Sep - 03 Sep SKY express direct
02 Sep - 03 Sep SKY express direct
01 Sep - 05 Sep SKY express direct
26 Sep - 03 Oct Aegean Airlines direct
03 Sep - 12 Sep SKY express direct
29 Sep - 06 Oct Aegean Airlines direct

Also check the deals for one-way 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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