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BTM to TRS: distance & flight time
Butte (Bert Mooney Airport) → Ronchi De Legionari (Trieste–Friuli Venezia Giulia Airport)
5,296 mi
8,522 km · 4,602 nm
10h 51m
estimated nonstop flight time
+8h
time difference · heading northeast
See live BTM→TRS fares Phone-only fares on this route — call free
Flight time details
5,296 miles nonstop takes roughly 10h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- BTM — Bert Mooney Airport · Butte, United States
- TRS — Trieste–Friuli Venezia Giulia Airport · Ronchi De Legionari, Italy
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 BTM
- HLN · Helena Regional Airport51 mi away
- BZN · Gallatin Field66 mi away
- SMN · Lemhi County Airport88 mi away
- LVM · Mission Field100 mi away
Near TRS
- POW · Portoroz Airport25 mi away
- AVB · Aviano Air Base44 mi away
- LJU · Ljubljana Jože Pučnik Airport55 mi away
- VCE · Venice Marco Polo Airport58 mi away
Frequently asked questions
How far is BTM from TRS?
The flight distance from Butte (BTM) to Ronchi De Legionari (TRS) is 5,296 miles (8,522 km, 4,602 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to TRS?
A nonstop flight takes about 10h 51m 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 Butte and Ronchi De Legionari?
Ronchi De Legionari is 8 hours ahead of Butte.
What is the cheapest way to fly from BTM to TRS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–TRS that never appear on search engines, with no booking fees.