Need help booking?
Unpublished phone-only deals available
ZBY to ACH: distance & flight time
Sainyabuli (Sayaboury Airport) → Altenrhein (St Gallen Altenrhein Airport)
5,344 mi
8,601 km · 4,644 nm
10h 57m
estimated nonstop flight time
—
time difference · heading northwest
See live ZBY→ACH fares Phone-only fares on this route — call free
Flight time details
5,344 miles nonstop takes roughly 10h 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
- ZBY — Sayaboury Airport · Sainyabuli, Laos
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
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 ZBY
- LPQ · Luang Phabang International Airport54 mi away
- NNT · Nan Airport68 mi away
- XKH · Xieng Khouang Airport96 mi away
- ODY · Oudomsay Airport101 mi away
Near ACH
- HOH · Hohenems-Dornbirn Airport9 mi away
- FDH · Friedrichshafen Airport13 mi away
- ZRH · Zürich Airport47 mi away
- FMM · Memmingen Allgau Airport47 mi away
Frequently asked questions
How far is ZBY from ACH?
The flight distance from Sainyabuli (ZBY) to Altenrhein (ACH) is 5,344 miles (8,601 km, 4,644 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZBY to ACH?
A nonstop flight takes about 10h 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 ZBY to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZBY–ACH that never appear on search engines, with no booking fees.