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DUC to DTB: distance & flight time
Duncan (Halliburton Field) → Siborong-Borong (Silangit Airport)
9,671 mi
15,564 km · 8,404 nm
19h 26m
estimated nonstop flight time
+12h
time difference · heading northwest
See live DUC→DTB fares Phone-only fares on this route — call free
Flight time details
9,671 miles nonstop takes roughly 19h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- 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 DUC
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 DUC from DTB?
The flight distance from Duncan (DUC) to Siborong-Borong (DTB) is 9,671 miles (15,564 km, 8,404 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to DTB?
A nonstop flight takes about 19h 26m 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 Duncan and Siborong-Borong?
Siborong-Borong is 12 hours ahead of Duncan.
What is the cheapest way to fly from DUC to DTB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–DTB that never appear on search engines, with no booking fees.