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TBN to KOS: distance & flight time
Fort Leonardwood (Waynesville-St. Robert Regional Forney field) → Sihanoukville (Sihanoukville International Airport)
8,945 mi
14,396 km · 7,773 nm
18h
estimated nonstop flight time
+12h
time difference · heading north
See live TBN→KOS fares Phone-only fares on this route — call free
Flight time details
8,945 miles nonstop takes roughly 18h gate to gate, flying north. 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
- TBN — Waynesville-St. Robert Regional Forney field · Fort Leonardwood, United States
- 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 TBN
- AIZ · Lee C Fine Memorial Airport33 mi away
- JEF · Jefferson City Memorial Airport59 mi away
- COU · Columbia Regional Airport75 mi away
- SGF · Springfield Branson National Airport77 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 TBN from KOS?
The flight distance from Fort Leonardwood (TBN) to Sihanoukville (KOS) is 8,945 miles (14,396 km, 7,773 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TBN to KOS?
A nonstop flight takes about 18h 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 Leonardwood and Sihanoukville?
Sihanoukville is 12 hours ahead of Fort Leonardwood.
What is the cheapest way to fly from TBN to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TBN–KOS that never appear on search engines, with no booking fees.