Need help booking?
Unpublished phone-only deals available
TRS to DTB: distance & flight time
Ronchi De Legionari (Trieste–Friuli Venezia Giulia Airport) → Siborong-Borong (Silangit Airport)
5,891 mi
9,480 km · 5,119 nm
12h 1m
estimated nonstop flight time
+5h
time difference · heading east
See live TRS→DTB fares Phone-only fares on this route — call free
Flight time details
5,891 miles nonstop takes roughly 12h 1m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- TRS — Trieste–Friuli Venezia Giulia Airport · Ronchi De Legionari, Italy
- DTB — Silangit Airport · Siborong-Borong, Indonesia
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 DTB
- FLZ · Dr Ferdinand Lumban Tobing Airport49 mi away
- AEG · Aek Godang Airport67 mi away
- MES · Soewondo Air Force Base92 mi away
- KNO · Kualanamu International Airport96 mi away
Frequently asked questions
How far is TRS from DTB?
The flight distance from Ronchi De Legionari (TRS) to Siborong-Borong (DTB) is 5,891 miles (9,480 km, 5,119 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TRS to DTB?
A nonstop flight takes about 12h 1m 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 Siborong-Borong?
Siborong-Borong is 5 hours ahead of Ronchi De Legionari.
What is the cheapest way to fly from TRS to DTB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TRS–DTB that never appear on search engines, with no booking fees.