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GTF to ZBY: distance & flight time
Great Falls (Great Falls International Airport) → Sainyabuli (Sayaboury Airport)
7,390 mi
11,893 km · 6,422 nm
14h 57m
estimated nonstop flight time
—
time difference · heading northwest
See live GTF→ZBY fares Phone-only fares on this route — call free
Flight time details
7,390 miles nonstop takes roughly 14h 57m gate to gate, flying northwest. 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
- GTF — Great Falls International Airport · Great Falls, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
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 GTF from ZBY?
The flight distance from Great Falls (GTF) to Sainyabuli (ZBY) is 7,390 miles (11,893 km, 6,422 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to ZBY?
A nonstop flight takes about 14h 57m 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 GTF to ZBY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–ZBY that never appear on search engines, with no booking fees.