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KOS to TWB: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Toowoomba (Toowoomba Airport)
4,168 mi
6,707 km · 3,622 nm
8h 38m
estimated nonstop flight time
+3h
time difference · heading southeast
See live KOS→TWB fares Phone-only fares on this route — call free
Flight time details
4,168 miles nonstop takes roughly 8h 38m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- TWB — Toowoomba Airport · Toowoomba, 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 TWB
- WTB · Toowoomba Wellcamp Airport8 mi away
- OKY · Oakey Airport14 mi away
- ACF · Brisbane Archerfield Airport67 mi away
- KGY · Kingaroy Airport67 mi away
Frequently asked questions
How far is KOS from TWB?
The flight distance from Sihanoukville (KOS) to Toowoomba (TWB) is 4,168 miles (6,707 km, 3,622 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to TWB?
A nonstop flight takes about 8h 38m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from KOS to TWB?
Nonstop service on KOS–TWB depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 8h 38m nonstop estimate.
What is the time difference between Sihanoukville and Toowoomba?
Toowoomba is 3 hours ahead of Sihanoukville.
What is the cheapest way to fly from KOS to TWB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–TWB that never appear on search engines, with no booking fees.
Why are some KOS to TWB fares phone-only?
Consolidator contracts let us sell certain KOS–TWB tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.