GZT to IST: Distance and Flight Time
The distance from Gaziantep Oğuzeli International Airport (GZT) to İstanbul Airport (IST) is 894 km (556 mi). A typical nonstop flight covers it in about 1h 35m, heading northwest. The distance is the same in either direction (IST to GZT).
How far is it from Gaziantep to Istanbul?
The great-circle distance between Gaziantep Oğuzeli International Airport (GZT) and İstanbul Airport (IST) is 894 km (556 mi, 483 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from GZT to IST?
A nonstop flight typically takes about 1h 35m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. IST is roughly northwest of GZT.
How is the GZT to IST route written in code?
The pair is written GZT-IST in IATA codes and LTAJ-LTFM in ICAO codes, the form used on a flight plan. Gaziantep Oğuzeli International Airport is GZT (LTAJ), İstanbul Airport is IST (LTFM).
| GZT | IST | |
|---|---|---|
| Airport | Gaziantep Oğuzeli International Airport | İstanbul Airport |
| ICAO code | LTAJ | LTFM |
| Country | Turkey | Turkey |
| Elevation | 2,315 ft | 325 ft |
| Rank by connections | #962 | #18 |
Both ICAO codes start with L, the prefix ICAO assigns to southern Europe, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
IST sits 1,990 ft (607 m) lower than GZT, which is a real difference in air density on takeoff.
Airlines flying GZT to IST
3 airlines appear on this route in the open route dataset, 3 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| 8Q | Onur Air | OHY | Onur Air | Active |
| KK | Atlasjet | KKK | Atlasjet | Active |
| TK | Turkish Airlines | THY | Turkair | Active |
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Gaziantep from Istanbul?
Gaziantep Oğuzeli International Airport (GZT) and İstanbul Airport (IST) are 894 km (556 mi, 483 nautical miles) apart in a straight line.
How long is the flight from GZT to IST?
A typical nonstop flight between GZT and IST takes about 1h 35m. Actual times vary with aircraft type, winds and routing.
What direction is IST from GZT?
İstanbul Airport (IST) lies roughly northwest of Gaziantep Oğuzeli International Airport (GZT).
Which airlines fly GZT to IST?
3 airlines appear on the GZT-IST route in the open dataset, including Onur Air, Atlasjet, Turkish Airlines.
Related routes
Other routes from Gaziantep (GZT):
Other routes from Istanbul (IST):
GZT airport code · IST airport code · Busiest airports worldwide