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OIR to TRS: distance & flight time
Okushiri (Okushiri Airport) → Ronchi De Legionari (Trieste–Friuli Venezia Giulia Airport)
5,515 mi
8,875 km · 4,792 nm
11h 17m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OIR→TRS fares Phone-only fares on this route — call free
Flight time details
5,515 miles nonstop takes roughly 11h 17m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- 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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 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 OIR from TRS?
The flight distance from Okushiri (OIR) to Ronchi De Legionari (TRS) is 5,515 miles (8,875 km, 4,792 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to TRS?
A nonstop flight takes about 11h 17m 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 Okushiri and Ronchi De Legionari?
Ronchi De Legionari is 7 hours behind Okushiri.
What is the cheapest way to fly from OIR to TRS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–TRS that never appear on search engines, with no booking fees.