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DTB to KOS: distance & flight time
Siborong-Borong (Silangit Airport) → Sihanoukville (Sihanoukville International Airport)
657 mi
1,058 km · 571 nm
1h 54m
estimated nonstop flight time
Same time
time difference · heading northeast
See live DTB→KOS fares Phone-only fares on this route — call free
Flight time details
657 miles nonstop takes roughly 1h 54m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DTB — Silangit Airport · Siborong-Borong, Indonesia
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
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 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
Near KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Frequently asked questions
How far is DTB from KOS?
The flight distance from Siborong-Borong (DTB) to Sihanoukville (KOS) is 657 miles (1,058 km, 571 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTB to KOS?
A nonstop flight takes about 1h 54m 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 cheapest way to fly from DTB to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTB–KOS that never appear on search engines, with no booking fees.