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TXN to HLN: distance & flight time
Huangshan (Tunxi International Airport) → Helena (Helena Regional Airport)
6,302 mi
10,142 km · 5,476 nm
12h 49m
estimated nonstop flight time
-14h
time difference · heading northeast
See live TXN→HLN fares Phone-only fares on this route — call free
Flight time details
6,302 miles nonstop takes roughly 12h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- TXN — Tunxi International Airport · Huangshan, China
- HLN — Helena Regional Airport · Helena, United States
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 TXN
- JUZ · Quzhou Airport66 mi away
- JDZ · Jingdezhen Airport70 mi away
- JUH · Jiuhuashan Airport77 mi away
- AQG · Anqing Tianzhushan Airport93 mi away
Near HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Frequently asked questions
How far is TXN from HLN?
The flight distance from Huangshan (TXN) to Helena (HLN) is 6,302 miles (10,142 km, 5,476 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TXN to HLN?
A nonstop flight takes about 12h 49m 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 Huangshan and Helena?
Helena is 14 hours behind Huangshan.
What is the cheapest way to fly from TXN to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TXN–HLN that never appear on search engines, with no booking fees.