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ACH to HKG: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → Hong Kong (Hong Kong International Airport)
5,723 mi
9,210 km · 4,973 nm
11h 41m
estimated nonstop flight time
+6h
time difference · heading northeast
See live ACH→HKG fares Phone-only fares on this route — call free
Flight time details
5,723 miles nonstop takes roughly 11h 41m 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
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
- HKG — Hong Kong International Airport · Hong Kong, Hong Kong
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 ACH
- HOH · Hohenems-Dornbirn Airport9 mi away
- FDH · Friedrichshafen Airport13 mi away
- ZRH · Zürich Airport47 mi away
- FMM · Memmingen Allgau Airport47 mi away
Near HKG
- HHP · Shun Tak Heliport15 mi away
- MFM · Macau International Airport23 mi away
- SZX · Shenzhen Bao'an International Airport24 mi away
- ZUH · Zhuhai Jinwan Airport40 mi away
Frequently asked questions
How far is ACH from HKG?
The flight distance from Altenrhein (ACH) to Hong Kong (HKG) is 5,723 miles (9,210 km, 4,973 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to HKG?
A nonstop flight takes about 11h 41m 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 Altenrhein and Hong Kong?
Hong Kong is 6 hours ahead of Altenrhein.
What is the cheapest way to fly from ACH to HKG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–HKG that never appear on search engines, with no booking fees.