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HGN to ACH: distance & flight time
Mae Hong Son (Mae Hong Son Airport) → Altenrhein (St Gallen Altenrhein Airport)
5,172 mi
8,323 km · 4,494 nm
10h 36m
estimated nonstop flight time
-5h
time difference · heading northwest
See live HGN→ACH fares Phone-only fares on this route — call free
Flight time details
5,172 miles nonstop takes roughly 10h 36m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- HGN — Mae Hong Son Airport · Mae Hong Son, Thailand
- 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 HGN
- PYY · Mae Hong Son Airport30 mi away
- LIW · Loikaw Airport56 mi away
- CNX · Chiang Mai International Airport74 mi away
- NMS · Namsang Airport111 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 HGN from ACH?
The flight distance from Mae Hong Son (HGN) to Altenrhein (ACH) is 5,172 miles (8,323 km, 4,494 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HGN to ACH?
A nonstop flight takes about 10h 36m 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 Mae Hong Son and Altenrhein?
Altenrhein is 5 hours behind Mae Hong Son.
What is the cheapest way to fly from HGN to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HGN–ACH that never appear on search engines, with no booking fees.