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TRS to USN: distance & flight time
Ronchi De Legionari (Trieste–Friuli Venezia Giulia Airport) → Ulsan (Ulsan Airport)
5,542 mi
8,918 km · 4,816 nm
11h 20m
estimated nonstop flight time
+7h
time difference · heading northeast
See live TRS→USN fares Phone-only fares on this route — call free
Flight time details
5,542 miles nonstop takes roughly 11h 20m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- TRS — Trieste–Friuli Venezia Giulia Airport · Ronchi De Legionari, Italy
- USN — Ulsan Airport · Ulsan, South Korea
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 USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Frequently asked questions
How far is TRS from USN?
The flight distance from Ronchi De Legionari (TRS) to Ulsan (USN) is 5,542 miles (8,918 km, 4,816 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TRS to USN?
A nonstop flight takes about 11h 20m 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 Ulsan?
Ulsan is 7 hours ahead of Ronchi De Legionari.
What is the cheapest way to fly from TRS to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TRS–USN that never appear on search engines, with no booking fees.