Cheapest return flights from Athens to Istanbul in December from $79

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

Return flights

02 Dec - 20 Dec SKY express direct
02 Dec - 19 Dec SKY express direct
12 Dec - 17 Dec Aegean Airlines direct
03 Dec - 10 Dec Aegean Airlines direct
31 Dec - 20 Jan Aegean Airlines direct
12 Dec - 21 Dec Pegasus Airlines direct
02 Dec - 10 Dec SKY express direct
16 Dec - 20 Dec Aegean Airlines direct
07 Dec - 10 Dec Aegean Airlines direct
04 Dec - 10 Dec Aegean Airlines direct
08 Dec - 10 Dec Aegean Airlines direct
01 Dec - 22 Jan SKY express direct
31 Dec - 04 Jan Sichuan Airlines direct
28 Dec - 02 Jan Sichuan Airlines direct
22 Dec - 11 Jan Aegean Airlines direct
21 Dec - 12 Jan Aegean Airlines direct
28 Dec - 04 Jan Sichuan Airlines direct
24 Dec - 02 Jan Sichuan Airlines direct
29 Dec - 02 Jan Sichuan Airlines direct
31 Dec - 05 Jan Sichuan Airlines direct

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

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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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