Cheapest return flights from Athens to Istanbul in August from 99€

Best time to book flights for Athens (ATH) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest return flights from Athens (ATH) to Istanbul (IST) in August 2025 (see full year).

Return flights

01 Aug - 05 Aug Pegasus Airlines direct
06 Aug - 13 Aug Pegasus Airlines direct
07 Aug - 13 Aug Pegasus Airlines direct
25 Aug - 30 Aug Pegasus Airlines direct
31 Aug - 15 Sep Pegasus Airlines direct
19 Aug - 26 Aug Pegasus Airlines direct
31 Aug - 20 Sep SKY express direct
31 Aug - 18 Sep SKY express direct
31 Aug - 14 Sep SKY express direct
31 Aug - 11 Sep SKY express direct
11 Aug - 16 Aug Pegasus Airlines direct
07 Aug - 21 Aug SKY express direct
07 Aug - 12 Aug SKY express direct
07 Aug - 19 Aug SKY express direct
07 Aug - 08 Aug SKY express direct
17 Aug - 06 Sep SKY express direct
31 Aug - 06 Sep SKY express direct
31 Aug - 08 Sep SKY express direct
31 Aug - 07 Sep SKY express direct
31 Aug - 10 Sep SKY express direct

Also check the deals for one-way flights from Athens to Istanbul in August.

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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