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CNI to HLN: distance & flight time
Changhai (Changhai Airport) → Helena (Helena Regional Airport)
5,614 mi
9,034 km · 4,878 nm
11h 28m
estimated nonstop flight time
-14h
time difference · heading northeast
See live CNI→HLN fares Phone-only fares on this route — call free
Flight time details
5,614 miles nonstop takes roughly 11h 28m 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
- CNI — Changhai Airport · Changhai, 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 CNI
- DLC · Zhoushuizi Airport64 mi away
- YKH · Yingkou Lanqi Airport90 mi away
- DDG · Dandong Airport101 mi away
- AOG · Anshan Air Base127 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 CNI from HLN?
The flight distance from Changhai (CNI) to Helena (HLN) is 5,614 miles (9,034 km, 4,878 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNI to HLN?
A nonstop flight takes about 11h 28m 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 Changhai and Helena?
Helena is 14 hours behind Changhai.
What is the cheapest way to fly from CNI to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNI–HLN that never appear on search engines, with no booking fees.