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TDR to KOS: distance & flight time
Theodore (Theodore Airport) → Sihanoukville (Sihanoukville International Airport)
3,978 mi
6,402 km · 3,457 nm
8h 16m
estimated nonstop flight time
-3h
time difference · heading northwest
See live TDR→KOS fares Phone-only fares on this route — call free
Flight time details
3,978 miles nonstop takes roughly 8h 16m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- TDR — Theodore Airport · Theodore, Australia
- 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 TDR
- THG · Thangool Airport46 mi away
- XTO · Taroom Airport57 mi away
- GLT · Gladstone Airport105 mi away
- GAH · Gayndah Airport105 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 TDR from KOS?
The flight distance from Theodore (TDR) to Sihanoukville (KOS) is 3,978 miles (6,402 km, 3,457 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TDR to KOS?
A nonstop flight takes about 8h 16m 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 Theodore and Sihanoukville?
Sihanoukville is 3 hours behind Theodore.
What is the cheapest way to fly from TDR to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TDR–KOS that never appear on search engines, with no booking fees.