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HRO to ACH: distance & flight time
Harrison (Boone County Airport) → Altenrhein (St Gallen Altenrhein Airport)
4,945 mi
7,959 km · 4,297 nm
10h 10m
estimated nonstop flight time
+7h
time difference · heading northeast
See live HRO→ACH fares Phone-only fares on this route — call free
Flight time details
4,945 miles nonstop takes roughly 10h 10m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- HRO — Boone County Airport · Harrison, 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 HRO
- BKG · Branson Airport19 mi away
- FLP · Marion County Regional Airport32 mi away
- WMH · Ozark Regional Airport39 mi away
- FYV · Drake Field59 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 HRO from ACH?
The flight distance from Harrison (HRO) to Altenrhein (ACH) is 4,945 miles (7,959 km, 4,297 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRO to ACH?
A nonstop flight takes about 10h 10m 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 Harrison and Altenrhein?
Altenrhein is 7 hours ahead of Harrison.
What is the cheapest way to fly from HRO to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRO–ACH that never appear on search engines, with no booking fees.