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OSL to BTM: distance & flight time
Oslo (Oslo Lufthavn) → Butte (Bert Mooney Airport)
4,451 mi
7,163 km · 3,867 nm
9h 12m
estimated nonstop flight time
-8h
time difference · heading northwest
See live OSL→BTM fares Phone-only fares on this route — call free
Flight time details
4,451 miles nonstop takes roughly 9h 12m 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
- OSL — Oslo Lufthavn · Oslo, Norway
- BTM — Bert Mooney Airport · Butte, 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 OSL
- FBU · Oslo, Fornebu Airport22 mi away
- HMR · Stafsberg Airport48 mi away
- RYG · Moss Airport, Rygge52 mi away
- TYF · Torsby Airport67 mi away
Near BTM
- HLN · Helena Regional Airport51 mi away
- BZN · Gallatin Field66 mi away
- SMN · Lemhi County Airport88 mi away
- LVM · Mission Field100 mi away
Frequently asked questions
How far is OSL from BTM?
The flight distance from Oslo (OSL) to Butte (BTM) is 4,451 miles (7,163 km, 3,867 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSL to BTM?
A nonstop flight takes about 9h 12m 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 Butte?
Butte is 8 hours behind Oslo.
What is the cheapest way to fly from OSL to BTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSL–BTM that never appear on search engines, with no booking fees.