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KOE to ZBY: distance & flight time
Kupang (El Tari Airport) → Sainyabuli (Sayaboury Airport)
2,523 mi
4,061 km · 2,193 nm
5h 25m
estimated nonstop flight time
—
time difference · heading northwest
See live KOE→ZBY fares Phone-only fares on this route — call free
Flight time details
2,523 miles nonstop takes roughly 5h 25m 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
- KOE — El Tari Airport · Kupang, Indonesia
- 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 KOE
- UAI · Suai Airport125 mi away
- MOF · Maumere(Wai Oti) Airport144 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 KOE from ZBY?
The flight distance from Kupang (KOE) to Sainyabuli (ZBY) is 2,523 miles (4,061 km, 2,193 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOE to ZBY?
A nonstop flight takes about 5h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from KOE to ZBY?
Nonstop service on KOE–ZBY depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 5h 25m nonstop estimate.
What is the cheapest way to fly from KOE to ZBY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOE–ZBY that never appear on search engines, with no booking fees.
Why are some KOE to ZBY fares phone-only?
Consolidator contracts let us sell certain KOE–ZBY tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.