Cheapest return flights from Athens to Istanbul in September from 80€

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

Return flights

16 Sep - 30 Sep SKY express direct
16 Sep - 23 Sep SKY express direct
16 Sep - 05 Oct SKY express direct
30 Sep - 05 Oct Pegasus Airlines direct
28 Sep - 16 Oct Pegasus Airlines direct
28 Sep - 02 Oct Pegasus Airlines direct
16 Sep - 21 Sep SKY express direct
09 Sep - 16 Sep SKY express direct
09 Sep - 23 Sep SKY express direct
10 Sep - 16 Sep SKY express direct
10 Sep - 30 Sep SKY express direct
10 Sep - 23 Sep SKY express direct
05 Sep - 16 Sep SKY express direct
05 Sep - 23 Sep SKY express direct
19 Sep - 02 Oct SKY express direct
19 Sep - 07 Oct SKY express direct
19 Sep - 05 Oct SKY express direct
30 Sep - 02 Oct SKY express direct
30 Sep - 07 Oct SKY express direct
30 Sep - 16 Oct SKY express 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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