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BKK to DUC: distance & flight time
Bangkok (Suvarnabhumi Airport) → Duncan (Halliburton Field)
8,890 mi
14,308 km · 7,725 nm
17h 54m
estimated nonstop flight time
-12h
time difference · heading north
See live BKK→DUC fares Phone-only fares on this route — call free
Flight time details
8,890 miles nonstop takes roughly 17h 54m 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
- BKK — Suvarnabhumi Airport · Bangkok, 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 BKK
- DMK · Don Mueang International Airport19 mi away
- KDT · Kamphaeng Saen Airport63 mi away
- UTP · U-Tapao International Airport71 mi away
- HHQ · Hua Hin Airport90 mi away
Near DUC
Frequently asked questions
How far is BKK from DUC?
The flight distance from Bangkok (BKK) to Duncan (DUC) is 8,890 miles (14,308 km, 7,725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BKK to DUC?
A nonstop flight takes about 17h 54m 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 Bangkok and Duncan?
Duncan is 12 hours behind Bangkok.
What is the cheapest way to fly from BKK to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BKK–DUC that never appear on search engines, with no booking fees.