Need help booking?
Unpublished phone-only deals available
ISM to TRS: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Ronchi De Legionari (Trieste–Friuli Venezia Giulia Airport)
5,064 mi
8,150 km · 4,401 nm
10h 24m
estimated nonstop flight time
+6h
time difference · heading northeast
See live ISM→TRS fares Phone-only fares on this route — call free
Flight time details
5,064 miles nonstop takes roughly 10h 24m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, 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 ISM
- MCO · Orlando International Airport12 mi away
- ORL · Orlando Executive Airport19 mi away
- GIF · Winter Haven Regional Airport - Gilbert Field25 mi away
- TPA · Tampa International Airport70 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 ISM from TRS?
The flight distance from Kissimmee (ISM) to Ronchi De Legionari (TRS) is 5,064 miles (8,150 km, 4,401 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to TRS?
A nonstop flight takes about 10h 24m 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 Kissimmee and Ronchi De Legionari?
Ronchi De Legionari is 6 hours ahead of Kissimmee.
What is the cheapest way to fly from ISM to TRS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–TRS that never appear on search engines, with no booking fees.