$280 Cheap Flights from Gaziantep (GZT) to Istanbul (IST)

View $280 flight on Tue, Sep 9, 2025Opens in a new window

Popular airlines from Gaziantep (GZT-Oguzeli Intl.) to Istanbul Airport (IST)

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Cheap Flights from Gaziantep to Istanbul (GZT-IST)

Prices were available within the past 7 days and start at $280 for one-way flights and $538 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Mon, May 25 - Thu, Jun 25
GZT
Gaziantep
IST
Istanbul
$538 Roundtrip, found 5 hours ago
$538
Roundtrip
found 5 hours ago
Select Turkish Airlines flight, departing Mon, May 25 from Gaziantep to Istanbul, returning Thu, Jun 25, priced at $538 found 5 hours ago
Flights from Gaziantep (GZT) to Istanbul (IST)
Origin airport
Oguzeli Intl.
Destination airport
Istanbul
Airlines serving
Turkish Airlines
Roundtrip price
$537
Distance
554 mi
Average flight time
1 hour 57 mins

Gaziantep to Istanbul Flights

The cheapest times to fly from Gaziantep to Istanbul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Gaziantep to Istanbul are during the month of May. You can find some of the cheapest flights from Gaziantep to Istanbul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Gaziantep to Istanbul

Sunday is one of the best days to book for cheap flights from Gaziantep to Istanbul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Gaziantep to Istanbul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Gaziantep to Istanbul in 2025. You can also book with separate airlines for your outbound and return journeys, from $280 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Gaziantep to Istanbul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Gaziantep to Istanbul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Oguzeli Intl. Airport (GZT) to Istanbul (IST) cost?
Snag a cheap one-way flight from $280 or cheap return flight from $538 from Oguzeli Intl. Airport (GZT) to Istanbul (IST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Oguzeli Intl. Airport (GZT) to Istanbul (IST)?
May is the least expensive month to fly from GZT to IST. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from Oguzeli Intl. Airport (GZT) to Istanbul (IST)?
To find the cheapest airline flying from GZT to IST, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Oguzeli Intl. Airport (GZT) to Istanbul (IST)?
There are no daily nonstop flights available from Oguzeli Intl. Airport (GZT) to Istanbul (IST). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from GZT to IST?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from GZT to IST?
With 96% of flights generally landing on schedule, Turkish Airlines has the best on-time performance for nonstop flights from Oguzeli Intl. Airport (GZT) to Istanbul (IST). To keep track of your flight status and get notified about any changes, use the Expedia App.
What is the best time to fly from Oguzeli Intl. Airport (GZT) to Istanbul (IST)?
To avoid possible delays on the Oguzeli Intl. Airport (GZT) to Istanbul (IST) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Oguzeli Intl. Airport (GZT) to Istanbul (IST) last-minute?
Holding off until right before your break to book a ticket from GZT to IST often results in higher prices. While you may come across some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Can I cancel or change the date of my flight from Oguzeli Intl. Airport (GZT) to Istanbul (IST)?
If you booked your GZT to IST flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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