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TRS to SLU: distance & flight time
Ronchi De Legionari (Trieste–Friuli Venezia Giulia Airport) → Castries (George F. L. Charles Airport)
4,782 mi
7,697 km · 4,156 nm
9h 51m
estimated nonstop flight time
-6h
time difference · heading west
See live TRS→SLU fares Phone-only fares on this route — call free
Flight time details
4,782 miles nonstop takes roughly 9h 51m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- TRS — Trieste–Friuli Venezia Giulia Airport · Ronchi De Legionari, Italy
- SLU — George F. L. Charles Airport · Castries, Saint Lucia
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 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
Near SLU
- UVF · Hewanorra International Airport20 mi away
- FDF · Martinique Aimé Césaire International Airport39 mi away
- SVD · Argyle International Airport61 mi away
- BQU · J F Mitchell Airport74 mi away
Frequently asked questions
How far is TRS from SLU?
The flight distance from Ronchi De Legionari (TRS) to Castries (SLU) is 4,782 miles (7,697 km, 4,156 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TRS to SLU?
A nonstop flight takes about 9h 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 Ronchi De Legionari and Castries?
Castries is 6 hours behind Ronchi De Legionari.
What is the cheapest way to fly from TRS to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TRS–SLU that never appear on search engines, with no booking fees.