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YSM to DTB: distance & flight time
Fort Smith (Fort Smith Airport) → Siborong-Borong (Silangit Airport)
7,822 mi
12,588 km · 6,797 nm
15h 48m
estimated nonstop flight time
+13h
time difference · heading northwest
See live YSM→DTB fares Phone-only fares on this route — call free
Flight time details
7,822 miles nonstop takes roughly 15h 48m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- YSM — Fort Smith Airport · Fort Smith, Canada
- 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 YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 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 YSM from DTB?
The flight distance from Fort Smith (YSM) to Siborong-Borong (DTB) is 7,822 miles (12,588 km, 6,797 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to DTB?
A nonstop flight takes about 15h 48m 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 Fort Smith and Siborong-Borong?
Siborong-Borong is 13 hours ahead of Fort Smith.
What is the cheapest way to fly from YSM to DTB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–DTB that never appear on search engines, with no booking fees.