Athens (ATH) to Istanbul (IST) cheap flight deal from $91 USD in economy class

A3Aegean Airlines

Round Trip•Economy

ATH

Athens International Airport

Athens, Greece

IST

Atatürk International Airport (Yesilköy)

Istanbul, Turkey

$161 USD

-43%$91 USD

Verified Sep 20, 2025 at 10:48 AM

September 2025

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20$423 21$272 22$248 23$187 24$272 25$217 26$298 27$276 28$224 29$298 30$187 1$220 2$168 3$253 4$220 5$300

Fair Availability

20% of dates checked are available within 10% of the lowest price

Tuesday, September 23rd, 2025

10 round-trip options

Returning

Sun, Sep 28, 2025•5 Day Trip

$322 USD

Google Flights

Returning

Mon, Sep 29, 2025•6 Day Trip

$271 USD

Google Flights

Returning

Tue, Sep 30, 2025•7 Day Trip

$246 USD

Google Flights

Returning

Wed, Oct 1, 2025•8 Day Trip

$246 USD

Google Flights

Returning

Thu, Oct 2, 2025•9 Day Trip

$225 USD

Google Flights

Returning

Fri, Oct 3, 2025•10 Day Trip

$294 USD

Google Flights

Returning

Sat, Oct 4, 2025•11 Day Trip

$187 USD

Google Flights

Returning

Sun, Oct 5, 2025•12 Day Trip

$246 USD

Google Flights

Returning

Mon, Oct 6, 2025•13 Day Trip

$225 USD

Google Flights

Returning

Tue, Oct 7, 2025•14 Day Trip

$208 USD

Google Flights