ATH to IST, Athens International Airport "Eleftherios Venizelos" to Istanbul Airport Cheap Flights

Based on HopeGoo data, SKY express offers one-way fares as low as US$40 on Cheapest nonstop routes (e.g. ATH to IST on Wed, Feb 18), while AEGEAN offers Cheapest nonstop round-trips from US$66 departing on Tue, Feb 10 and returning on Wed, Feb 18.

At the moment, you can catch a nonstop flight from Athens to Istanbul with the following airlines, including: Sichuan Airlines SKY express AEGEAN Turkish Airlines Pegasus Airlines Selected airlines are based on historical data collected from flight bookings users made on HopeGoo within the last 90 days.

It takes about 1 hour 34 minutes to fly from Athens to Istanbul.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Athens to Istanbul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

Based on HopeGoo data in the past 4 weeks, there is 89 flight per week flying from Athens to Istanbul. You can check the weekly schedule for popular airlines on this route below: SKY express: S/M/T/W/T/F/S -- GQ670 (07:12)

To find best deals on flights from Athens to Istanbul, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Feb 18, with one-way flights priced at just US$40. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is SKY express. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Istanbul travel is around July. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Athens to Istanbul is November, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Athens to Istanbul on February 18, 2026 with AEGEAN, with prices starting at US$34.

You can land at any one of the following hubs in Istanbul, with Athens International Airport "Eleftherios Venizelos" to Istanbul Airport (ATH-IST) is by far the most common option on this route: Ataturk Airport (ISL) Istanbul Airport (IST) Sabiha Gokcen International Airport (SAW).

The time difference between Istanbul and Athens is 1h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.