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NRT to HLN: distance & flight time
Tokyo (Narita International Airport) → Helena (Helena Regional Airport)
5,194 mi
8,359 km · 4,514 nm
10h 39m
estimated nonstop flight time
-15h
time difference · heading northeast
See live NRT→HLN fares Phone-only fares on this route — call free
Flight time details
5,194 miles nonstop takes roughly 10h 39m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- NRT — Narita International Airport · Tokyo, Japan
- 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 NRT
- HND · Tokyo Haneda International Airport37 mi away
- IBR · Hyakuri Airport29 mi away
- NJA · Atsugi Naval Air Facility57 mi away
- OKO · Yokota Air Base58 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 NRT from HLN?
The flight distance from Tokyo (NRT) to Helena (HLN) is 5,194 miles (8,359 km, 4,514 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NRT to HLN?
A nonstop flight takes about 10h 39m 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 Tokyo and Helena?
Helena is 15 hours behind Tokyo.
What is the cheapest way to fly from NRT to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NRT–HLN that never appear on search engines, with no booking fees.