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GSO to ACH: distance & flight time
Greensboro (Piedmont Triad International Airport) → Altenrhein (St Gallen Altenrhein Airport)
4,419 mi
7,112 km · 3,840 nm
9h 8m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GSO→ACH fares Phone-only fares on this route — call free
Flight time details
4,419 miles nonstop takes roughly 9h 8m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- GSO — Piedmont Triad International Airport · Greensboro, United States
- 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 GSO
- INT · Smith Reynolds Airport16 mi away
- CLT · Charlotte Douglas International Airport83 mi away
- DAN · Danville Regional Airport47 mi away
- SVH · Statesville Regional Airport61 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 GSO from ACH?
The flight distance from Greensboro (GSO) to Altenrhein (ACH) is 4,419 miles (7,112 km, 3,840 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GSO to ACH?
A nonstop flight takes about 9h 8m 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 Greensboro and Altenrhein?
Altenrhein is 6 hours ahead of Greensboro.
What is the cheapest way to fly from GSO to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GSO–ACH that never appear on search engines, with no booking fees.