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SGO to KOS: distance & flight time
St George (St George Airport) → Sihanoukville (Sihanoukville International Airport)
4,018 mi
6,467 km · 3,492 nm
8h 21m
estimated nonstop flight time
-3h
time difference · heading northwest
See live SGO→KOS fares Phone-only fares on this route — call free
Flight time details
4,018 miles nonstop takes roughly 8h 21m 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
- SGO — St George Airport · St George, 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 SGO
- DRN · Dirranbandi Airport44 mi away
- LHG · Lightning Ridge Airport104 mi away
- RMA · Roma Airport105 mi away
- GOO · Goondiwindi Airport110 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 SGO from KOS?
The flight distance from St George (SGO) to Sihanoukville (KOS) is 4,018 miles (6,467 km, 3,492 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SGO to KOS?
A nonstop flight takes about 8h 21m 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 St George and Sihanoukville?
Sihanoukville is 3 hours behind St George.
What is the cheapest way to fly from SGO to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SGO–KOS that never appear on search engines, with no booking fees.