Need help booking?
Unpublished phone-only deals available
KOS to UMR: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Woomera (Woomera Airfield)
3,625 mi
5,834 km · 3,150 nm
7h 35m
estimated nonstop flight time
+2.5h
time difference · heading southeast
See live KOS→UMR fares Phone-only fares on this route — call free
Flight time details
3,625 miles nonstop takes roughly 7h 35m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time gain when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- UMR — Woomera Airfield · Woomera, Australia
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 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
Near UMR
- OLP · Olympic Dam Airport46 mi away
- LGH · Leigh Creek Airport103 mi away
- PUG · Port Augusta Airport108 mi away
- PXH · Prominent Hill Airport125 mi away
Frequently asked questions
How far is KOS from UMR?
The flight distance from Sihanoukville (KOS) to Woomera (UMR) is 3,625 miles (5,834 km, 3,150 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to UMR?
A nonstop flight takes about 7h 35m 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 Sihanoukville and Woomera?
Woomera is 2.5 hours ahead of Sihanoukville.
What is the cheapest way to fly from KOS to UMR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–UMR that never appear on search engines, with no booking fees.