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KLS to DTB: distance & flight time
Kelso (Southwest Washington Regional Airport) → Siborong-Borong (Silangit Airport)
8,233 mi
13,250 km · 7,154 nm
16h 37m
estimated nonstop flight time
+14h
time difference · heading northwest
See live KLS→DTB fares Phone-only fares on this route — call free
Flight time details
8,233 miles nonstop takes roughly 16h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, 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 KLS
- PDX · Portland International Airport39 mi away
- CLS · Chehalis Centralia Airport39 mi away
- HIO · Portland Hillsboro Airport40 mi away
- TTD · Portland Troutdale Airport46 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 KLS from DTB?
The flight distance from Kelso (KLS) to Siborong-Borong (DTB) is 8,233 miles (13,250 km, 7,154 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to DTB?
A nonstop flight takes about 16h 37m 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 Kelso and Siborong-Borong?
Siborong-Borong is 14 hours ahead of Kelso.
What is the cheapest way to fly from KLS to DTB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–DTB that never appear on search engines, with no booking fees.