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DUC to SIA: distance & flight time
Duncan (Halliburton Field) → Xi\'AN (Xi'an Xiguan Airport)
7,368 mi
11,857 km · 6,402 nm
14h 55m
estimated nonstop flight time
+13h
time difference · heading northwest
See live DUC→SIA fares Phone-only fares on this route — call free
Flight time details
7,368 miles nonstop takes roughly 14h 55m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- SIA — Xi'an Xiguan Airport · Xi\'AN, China
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 DUC
Near SIA
- XIY · Xi'an Xianyang International Airport22 mi away
- AKA · Ankang Wulipu Airport116 mi away
- YCU · Yuncheng Guangong Airport120 mi away
- IQN · Qingyang Airport130 mi away
Frequently asked questions
How far is DUC from SIA?
The flight distance from Duncan (DUC) to Xi\'AN (SIA) is 7,368 miles (11,857 km, 6,402 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to SIA?
A nonstop flight takes about 14h 55m 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 Duncan and Xi\'AN?
Xi\'AN is 13 hours ahead of Duncan.
What is the cheapest way to fly from DUC to SIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–SIA that never appear on search engines, with no booking fees.