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HLN to NAO: distance & flight time
Helena (Helena Regional Airport) → Nanchong (Nanchong Airport)
6,583 mi
10,595 km · 5,721 nm
13h 23m
estimated nonstop flight time
+14h
time difference · heading northwest
See live HLN→NAO fares Phone-only fares on this route — call free
Flight time details
6,583 miles nonstop takes roughly 13h 23m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- NAO — Nanchong Airport · Nanchong, China
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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Near NAO
- DAX · Dachuan Airport79 mi away
- CKG · Chongqing Jiangbei International Airport80 mi away
- MIG · Mianyang Airport95 mi away
- GYS · Guangyuan Airport114 mi away
Frequently asked questions
How far is HLN from NAO?
The flight distance from Helena (HLN) to Nanchong (NAO) is 6,583 miles (10,595 km, 5,721 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to NAO?
A nonstop flight takes about 13h 23m 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 Helena and Nanchong?
Nanchong is 14 hours ahead of Helena.
What is the cheapest way to fly from HLN to NAO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–NAO that never appear on search engines, with no booking fees.