Cheap flights from Athens to Istanbul from £42

In general, February is the cheapest month to fly from Athens to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £83. If you are unable to visit Istanbul Airport during the month of February, then departing from Athens during the month January is also very affordable. Most momondo users find prices during this month for around £85.

The cheapest day to depart from Athens to Istanbul Airport is on a Wednesday. Travellers who choose to depart for Istanbul Airport on a Wednesday will often find tickets for as low as £424. The most expensive day to fly to Istanbul Airport is Sunday, with ticket prices averaging around £489.

Flying to Istanbul Airport from Athens in the morning is the least expensive time of day to depart. momondo users have found prices as low as £298 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £469 on average. Flights to Istanbul Airport from Athens at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Athens Eleftherios V. to Istanbul for the best Athens Eleftherios V. - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul Airport from Athens when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around £109 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Athens for as low as £95 on momondo.

There are 3 cabin classes available to choose from on Athens Eleftherios V. to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Sichuan Airlines, Air Serbia, and Aegean Airlines are the most popular carriers operating from Athens Eleftherios V. to Istanbul

Aegean Airlines, Pegasus Airlines and Sky Express are the top three most popular airlines that fly to Istanbul Airport from Athens according to our data. Aegean Airlines is the first choice among our users, with 51% of people opting to fly with this airline when travelling to Istanbul Airport. Keep in mind that there are 3 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Athens and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Sky Express have had the fewest delays on this route over the last 12 months, with about 3% of their flights experiencing any sort of delay.

18 flights are operational daily from Athens to Istanbul Airport as of March 2026. The most popular departure time for this route is 15:00, with 48% of flights per day taking off in the afternoon.

130 flights are operational weekly from Athens to Istanbul Airport as of March 2026. The most popular departure day for this route is Thu, with 23% of flights per week taking off on this day.