Need help booking?
Unpublished phone-only deals available
ISE to DUC: distance & flight time
Isparta (Süleyman Demirel International Airport) → Duncan (Halliburton Field)
6,442 mi
10,367 km · 5,598 nm
13h 6m
estimated nonstop flight time
-8h
time difference · heading northwest
See live ISE→DUC fares Phone-only fares on this route — call free
Flight time details
6,442 miles nonstop takes roughly 13h 6m 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
- ISE — Süleyman Demirel International Airport · Isparta, 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 ISE
- DNZ · Çardak Airport37 mi away
- AFY · Afyon Airport61 mi away
- AYT · Antalya International Airport70 mi away
- USQ · Uşak Airport75 mi away
Near DUC
Frequently asked questions
How far is ISE from DUC?
The flight distance from Isparta (ISE) to Duncan (DUC) is 6,442 miles (10,367 km, 5,598 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISE to DUC?
A nonstop flight takes about 13h 6m 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 Isparta and Duncan?
Duncan is 8 hours behind Isparta.
What is the cheapest way to fly from ISE to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISE–DUC that never appear on search engines, with no booking fees.