Need help booking?
Unpublished phone-only deals available
FBU to HLN: distance & flight time
Oslo (Oslo, Fornebu Airport) → Helena (Helena Regional Airport)
4,402 mi
7,084 km · 3,825 nm
9h 6m
estimated nonstop flight time
-8h
time difference · heading northwest
See live FBU→HLN fares Phone-only fares on this route — call free
Flight time details
4,402 miles nonstop takes roughly 9h 6m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- FBU — Oslo, Fornebu Airport · Oslo, Norway
- 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 FBU
- OSL · Oslo Lufthavn22 mi away
- RYG · Moss Airport, Rygge36 mi away
- TRF · Sandefjord Airport, Torp51 mi away
- NTB · Notodden Airport54 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 FBU from HLN?
The flight distance from Oslo (FBU) to Helena (HLN) is 4,402 miles (7,084 km, 3,825 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FBU to HLN?
A nonstop flight takes about 9h 6m 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 Oslo and Helena?
Helena is 8 hours behind Oslo.
What is the cheapest way to fly from FBU to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FBU–HLN that never appear on search engines, with no booking fees.