Cheap flights from Istanbul Airport to Gaziantep from C$ 70
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Istanbul to Gaziantep
Cheapest flights from Istanbul to GaziantepExplore the most affordable flight options available from Istanbul to Gaziantep. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.
Explore the most affordable flight options available from Istanbul to Gaziantep. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.
Best flights from Istanbul to GaziantepDiscover carefully curated flight deals from Istanbul to Gaziantep that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.
Discover carefully curated flight deals from Istanbul to Gaziantep that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.
Direct flights from Istanbul to GaziantepExplore direct flight options from Istanbul to Gaziantep based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.
Explore direct flight options from Istanbul to Gaziantep based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.
Last-minute flights from Istanbul to GaziantepDiscover last-minute flight deals from Istanbul to Gaziantep. Data last updated 6 October 2026 and is based on user searches.
Discover last-minute flight deals from Istanbul to Gaziantep. Data last updated 6 October 2026 and is based on user searches.
One-way flights from Istanbul to GaziantepSearch for one-way flight options from Istanbul to Gaziantep. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.
Search for one-way flight options from Istanbul to Gaziantep. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.
Find flight deals from Istanbul to Gaziantep
Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Gaziantep (GZT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 October 2026.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Istanbul Airport to Gaziantep that are best for you.
Fly from
Fly to
Route
Depart
Return
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Wed 4/11
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Tue 24/11
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Wed 9/12
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Tue 27/10
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Mon 12/10
3:15 p.m.-4:55 p.m.
Nonstop1h 40m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Tue 17/11
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Thu 10/12
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Wed 10/3
1:25 p.m.-3:05 p.m.
Nonstop1h 40m
Gaziantep
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Sat 14/11
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Mon 30/11
11:50 p.m.-1:40 a.m.
Nonstop1h 50m
IstanbulGaziantep
IST Istanbul - GZT Gaziantep
ISTGZT
Istanbul
Tue 10/11
2:10 a.m.-4:00 a.m.
Nonstop1h 50m
Gaziantep
Thu 26/11
3:50 p.m.-5:50 p.m.
Nonstop2h 00m
Best time to book a flight from Istanbul to Gaziantep
Have a flexible travel schedule? Discover the best time to fly to Gaziantep from Istanbul with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Istanbul Airport to Gaziantep
How far ahead should I book a flight from Istanbul Airport to Gaziantep?
The price you pay for your flight from Istanbul Airport to Gaziantep may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Istanbul Airport to Gaziantep?
Currently, February is the cheapest month in which you can book a flight from Istanbul Airport to Gaziantep (average of C$ 130). Flying from Istanbul Airport to Gaziantep in August is currently the most expensive (average of C$ 232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IST to GZT?
When flying from Istanbul Airport to Gaziantep, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Istanbul to Gaziantep delayed?
About 7% of weekly flights between Istanbul and Gaziantep have experienced delays in the past year, with the average delay time being 88 minutes.
What is the most punctual flight time for Istanbul to Gaziantep flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Istanbul to Gaziantep flights?
Over the past year, Turkish Airlines has had the lowest number of delays on this route, with just 7% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Istanbul to Gaziantep. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Istanbul to Gaziantep
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Gaziantep by adding a car rental and/or hotel reservation to your travel itinerary.
Direct flights to Türkiye (Turkey)
Book a non-stop flight to one of these other cities located in Türkiye (Turkey).
Search flights from Istanbul to Gaziantep by cabin class
Find flights from Istanbul to Gaziantep, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Gaziantep
Explore flights to Gaziantep departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 October 2026.
Istanbul and Gaziantep flights
Browse other Istanbul and Gaziantep flight options. Last updated on 6 October 2026.
Other flights from Istanbul
Browse through other flights departing from Istanbul. Flights are based on user searches made on Cheapflights and were last updated on 6 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
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How does Cheapflights help users find flights from Istanbul to Gaziantep?
Cheapflights makes it easy to find Istanbul to Gaziantep flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Istanbul to Gaziantep?
Millions of users choose and trust Cheapflights to book the best flight deals from Istanbul to Gaziantep for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Istanbul to Gaziantep with no change fees?
Need flexible booking options for your flight to Gaziantep from Istanbul? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Istanbul to Gaziantep become cheaper?
Yes, Cheapflights offers price alerts on Istanbul to Gaziantep flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.