Need help booking?
Unpublished phone-only deals available
CUD to KOS: distance & flight time
Caloundra (Caloundra Airport) → Sihanoukville (Sihanoukville International Airport)
4,203 mi
6,763 km · 3,652 nm
8h 42m
estimated nonstop flight time
—
time difference · heading northwest
See live CUD→KOS fares Phone-only fares on this route — call free
Flight time details
4,203 miles nonstop takes roughly 8h 42m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CUD — Caloundra Airport · Caloundra, 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 CUD
- MCY · Sunshine Coast Airport14 mi away
- BNE · Brisbane International Airport40 mi away
- ACF · Brisbane Archerfield Airport54 mi away
- KGY · Kingaroy Airport79 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 CUD from KOS?
The flight distance from Caloundra (CUD) to Sihanoukville (KOS) is 4,203 miles (6,763 km, 3,652 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CUD to KOS?
A nonstop flight takes about 8h 42m 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 CUD to KOS?
Nonstop service on CUD–KOS 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 42m nonstop estimate.
What is the cheapest way to fly from CUD to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CUD–KOS that never appear on search engines, with no booking fees.
Why are some CUD to KOS fares phone-only?
Consolidator contracts let us sell certain CUD–KOS 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.