The flight distance from Gaziantep International Airport (GZT) in Gaziantep, Turkey to Istanbul Airport (IST) in Istanbul, Turkey is 893 kilometers (555 miles / 482 nautical miles). The estimated flight time for this route is approximately 2h, flying northwest at a heading of 305°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is a domestic route within Turkey. Both airports operate in the same country, which may simplify travel requirements and documentation.

Time zone information: When it's 09:57 in Gaziantep, it's 09:57 in Istanbul.

There is a significant elevation difference of 1,990 feet between the two airports. Istanbul Airport sits lower than Gaziantep International Airport.

The return flight from Istanbul (IST) to Gaziantep (GZT) follows a heading of 120° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Gaziantep International Airport (GZT) and Istanbul Airport (IST) detail pages, or use our flight duration calculator to compare other routes.