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IKA to DUC: distance & flight time
Tehran (Imam Khomeini International Airport) → Duncan (Halliburton Field)
7,213 mi
11,608 km · 6,268 nm
14h 37m
estimated nonstop flight time
-8.5h
time difference · heading northwest
See live IKA→DUC fares Phone-only fares on this route — call free
Flight time details
7,213 miles nonstop takes roughly 14h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8.5-hour time set-back when reading arrival times on your ticket.
The two airports
- IKA — Imam Khomeini International Airport · Tehran, Iran
- 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 IKA
- THR · Mehrabad International Airport21 mi away
- PYK · Payam International Airport31 mi away
- GZW · Qazvin Airport84 mi away
- NSH · Noshahr Airport88 mi away
Near DUC
Frequently asked questions
How far is IKA from DUC?
The flight distance from Tehran (IKA) to Duncan (DUC) is 7,213 miles (11,608 km, 6,268 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IKA to DUC?
A nonstop flight takes about 14h 37m 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 Tehran and Duncan?
Duncan is 8.5 hours behind Tehran.
What is the cheapest way to fly from IKA to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IKA–DUC that never appear on search engines, with no booking fees.