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ISA to DTB: distance & flight time
Mount Isa (Mount Isa Airport) → Siborong-Borong (Silangit Airport)
3,165 mi
5,094 km · 2,750 nm
6h 40m
estimated nonstop flight time
-3h
time difference · heading northwest
See live ISA→DTB fares Phone-only fares on this route — call free
Flight time details
3,165 miles nonstop takes roughly 6h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- ISA — Mount Isa Airport · Mount Isa, Australia
- 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 ISA
- CNJ · Cloncurry Airport66 mi away
- JCK · Julia Creek Airport144 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 ISA from DTB?
The flight distance from Mount Isa (ISA) to Siborong-Borong (DTB) is 3,165 miles (5,094 km, 2,750 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISA to DTB?
A nonstop flight takes about 6h 40m 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 Mount Isa and Siborong-Borong?
Siborong-Borong is 3 hours behind Mount Isa.
What is the cheapest way to fly from ISA to DTB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISA–DTB that never appear on search engines, with no booking fees.