Cheap Flights from Gaziantep to Istanbul

Compare Gaziantep to Istanbul flight deals

Find the cheapest month or even day of the year to fly to Istanbul

Book the best Istanbul fare with no extra fees

Flight deals from Gaziantep Airport to Istanbul Airport

Looking for a cheap last-minute deal or the best return flight from Gaziantep Airport to Istanbul Airport? If you want to travel next month, return fares start from Rs21,509. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Gaziantep to Istanbul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Gaziantep to Istanbul flights are currently cheapest in March.

Direct flights from Gaziantep to Istanbul

Gaziantep to Istanbul: Alternative routes

Compare routes from Gaziantep to Istanbul below. You may find an airport to fly into that's cheaper, faster, or easier than Istanbul.

Gaziantep to Istanbul: Flight information

The things to know before you go.
Cheapest flight foundRs10,545
Cheapest month to flyMarch
Average flight time1 hr, 56 mins
Most popular airlineTurkish Airlines
Average flights per week133

Finding cheap flights from Gaziantep to Istanbul: Frequently asked questions

The best price we found for a return flight from Gaziantep to Istanbul is Rs21,509. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 56 minutes is the average flight time from Gaziantep to Istanbul.
Turkish Airlines, Air Serbia and ANA (All Nippon Airways) fly direct from Gaziantep to Istanbul.
As of January 2026, there are 133 flights per week flying from Gaziantep to Istanbul.
The cheapest month to fly from Gaziantep to Istanbul is usually February.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Gaziantep Airport to Istanbul Airport on Saturday, 21 February 2026.
Yes – the average flight time is 1 hour and 56 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Istanbul but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Istanbul is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Turkish Airlines offers the cheapest flight tickets to Istanbul.

Travelling from Oguzeli International Airport (GZT) to Istanbul Ataturk Airport (IST): what you need to know

  • Around 1 hour 55 minutes is how long you can expect to be travelling on a direct flight from Oguzeli International Airport to Istanbul Ataturk Airport.

  • Istanbul's timezone is UTC+3, which is the same as Gaziantep.

  • Choose from 82 weekly Oguzeli International Airport to Istanbul Ataturk Airport flights. The 02:40 departure with Turkish Airlines is the earliest flight available. Turkish Airlines operates the latest service of the day at 23:40.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Make sure you're at the airport on time to catch your GZT to IST flight.

  • You can expect longer lines in popular months like August. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • Turkish Airlines is your gateway to discovering Istanbul (and perhaps some other great parts of Türkiye (Turkey)!). Check out the direct flights from Oguzeli International Airport to Istanbul Ataturk Airport offered by this carrier.

  • Turkish Airlines is the top choice for travellers on this route.

  • If you want to explore another city along the way, simply uncheck 'Direct flights only' when searching for your ticket from Oguzeli International Airport to Istanbul Ataturk Airport. Here are the top stopovers between GZT and IST:

    • Trabzon Airport

    • Izmir Adnan Menderes Airport

    • Antalya Airport

How to find the cheapest flights from Oguzeli International Airport (GZT) to Istanbul Ataturk Airport (IST)

  • Rs10,545 is the best price for a one-way Oguzeli International Airport to Istanbul Ataturk Airport flight. A return flight starts at Rs21,509. These prices may change depending on availability and demand.

  • Book six months before you want to fly. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from GZT to IST.

  • The cheapest month for flights from Oguzeli International Airport to Istanbul Ataturk Airport is May. Use the 'Whole month' tool to see the lowest prices if you have a flexible travel schedule.

  • Landing cheap flights from GZT to IST is a cinch with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when a lower fare pops up.

  • Tailor your flights with filters. Select your preferred arrival and departure times, total journey duration and airlines. You can also sort results by 'Cheapest,' 'Fastest' or 'Best' flights from Oguzeli International Airport to Istanbul Ataturk Airport.

Handy information about Oguzeli International Airport (GZT)

  • Of the departures from Oguzeli International Airport, 78.74% touch down on time at their destination.

  • Central Gaziantep to Oguzeli International Airport is around 19 kilometres. Depending on traffic, it'll take you about 25 minutes to get there if you're ride-sharing, catching a cab or driving.

Arriving at Istanbul Ataturk Airport (IST)

Getting from Istanbul Ataturk Airport (IST) to central Istanbul

  • From Istanbul Ataturk Airport, Istanbul is approximately 48 kilometres away. It takes around 50 minutes to reach the centre driving.

  • If you're using public transport, expect a journey time of around 1 hour 45 minutes.

When to fly to Istanbul Ataturk Airport (IST)

  • It's time to work out your dates for your flight from Oguzeli International Airport to Istanbul Ataturk Airport. April is the busiest month to head to Istanbul. If you prefer a more laid-back vibe, go in February.

  • When reserving your flight from Oguzeli International Airport to Istanbul Ataturk Airport, think about the kind of weather you like. August is the warmest month in Istanbul, with temperatures ranging from 20ºC to 30ºC.

  • January sees average temperatures of between 2ºC and 11ºC. Search for cheap tickets from GZT to IST around that time if you like travelling in cooler conditions.

Explore more of Türkiye (Turkey)

  • Istanbul has plenty to offer, but there are so many other parts of Türkiye (Turkey) waiting to be explored. Around 354 kilometres east of Istanbul, a trip to Ankara will keep your itinerary packed. Don't miss top attractions like Museum of Anatolian Civilizations, Kocatepe Mosque (Kocatepe Camii) and Genclik Park.

  • If there's time to check out another major destination in Türkiye (Turkey), consider Izmir, about 322 kilometres south-west of Istanbul. Kordonboyu, Kadifekale Castle and Konak Square are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.