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GZT to DUC: distance & flight time
Gaziantep (Gaziantep International Airport) → Duncan (Halliburton Field)
6,731 mi
10,833 km · 5,849 nm
13h 40m
estimated nonstop flight time
-8h
time difference · heading northwest
See live GZT→DUC fares Phone-only fares on this route — call free
Flight time details
6,731 miles nonstop takes roughly 13h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- GZT — Gaziantep International Airport · Gaziantep, Turkey
- DUC — Halliburton Field · Duncan, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near GZT
- KCM · Kahramanmaraş Airport50 mi away
- ALP · Aleppo International Airport55 mi away
- SFQ · Şanlıurfa Airport76 mi away
- ADF · Adıyaman Airport77 mi away
Near DUC
Frequently asked questions
How far is GZT from DUC?
The flight distance from Gaziantep (GZT) to Duncan (DUC) is 6,731 miles (10,833 km, 5,849 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GZT to DUC?
A nonstop flight takes about 13h 40m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Gaziantep and Duncan?
Duncan is 8 hours behind Gaziantep.
What is the cheapest way to fly from GZT to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GZT–DUC that never appear on search engines, with no booking fees.