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HHQ to DUC: distance & flight time
Prachuap Khiri Khan (Hua Hin Airport) → Duncan (Halliburton Field)
8,976 mi
14,446 km · 7,800 nm
18h 4m
estimated nonstop flight time
-12h
time difference · heading north
See live HHQ→DUC fares Phone-only fares on this route — call free
Flight time details
8,976 miles nonstop takes roughly 18h 4m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- HHQ — Hua Hin Airport · Prachuap Khiri Khan, Thailand
- 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 HHQ
- UTP · U-Tapao International Airport71 mi away
- BKK · Suvarnabhumi Airport90 mi away
- MGZ · Myeik Airport91 mi away
- DMK · Don Mueang International Airport99 mi away
Near DUC
Frequently asked questions
How far is HHQ from DUC?
The flight distance from Prachuap Khiri Khan (HHQ) to Duncan (DUC) is 8,976 miles (14,446 km, 7,800 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HHQ to DUC?
A nonstop flight takes about 18h 4m 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 Prachuap Khiri Khan and Duncan?
Duncan is 12 hours behind Prachuap Khiri Khan.
What is the cheapest way to fly from HHQ to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HHQ–DUC that never appear on search engines, with no booking fees.