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DUC to ZBY: distance & flight time
Duncan (Halliburton Field) → Sainyabuli (Sayaboury Airport)
8,507 mi
13,690 km · 7,392 nm
17h 9m
estimated nonstop flight time
—
time difference · heading north
See live DUC→ZBY fares Phone-only fares on this route — call free
Flight time details
8,507 miles nonstop takes roughly 17h 9m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DUC — Halliburton Field · Duncan, United States
- ZBY — Sayaboury Airport · Sainyabuli, Laos
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 ZBY
- LPQ · Luang Phabang International Airport54 mi away
- NNT · Nan Airport68 mi away
- XKH · Xieng Khouang Airport96 mi away
- ODY · Oudomsay Airport101 mi away
Frequently asked questions
How far is DUC from ZBY?
The flight distance from Duncan (DUC) to Sainyabuli (ZBY) is 8,507 miles (13,690 km, 7,392 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to ZBY?
A nonstop flight takes about 17h 9m 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 cheapest way to fly from DUC to ZBY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–ZBY that never appear on search engines, with no booking fees.