Cheapest return flights from Athens to Istanbul in October from $117

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 October 2025 (see full year).

Return flights

18 Oct - 22 Oct Pegasus Airlines direct
15 Oct - 22 Oct Pegasus Airlines direct
18 Oct - 21 Oct Pegasus Airlines direct
16 Oct - 31 Oct Pegasus Airlines direct
31 Oct - 04 Nov Aegean Airlines direct
18 Oct - 31 Oct SKY express direct
16 Oct - 04 Nov SKY express direct
16 Oct - 02 Nov SKY express direct
16 Oct - 01 Nov SKY express direct
16 Oct - 03 Nov SKY express direct
16 Oct - 05 Nov SKY express direct
18 Oct - 06 Nov SKY express direct
18 Oct - 04 Nov SKY express direct
18 Oct - 02 Nov SKY express direct
18 Oct - 01 Nov SKY express direct
06 Oct - 07 Oct Pegasus Airlines direct
16 Oct - 19 Oct Pegasus Airlines direct
16 Oct - 25 Oct SKY express direct
16 Oct - 26 Oct SKY express direct
16 Oct - 17 Oct SKY express direct

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

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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