Need help booking?
Unpublished phone-only deals available
PNH to SYD: distance & flight time
Phnom-penh (Phnom Penh International Airport) → Sydney (Sydney Kingsford Smith International Airport)
4,373 mi
7,038 km · 3,800 nm
9h 2m
estimated nonstop flight time
+3h
time difference · heading southeast
See live PNH→SYD fares Phone-only fares on this route — call free
Flight time details
4,373 miles nonstop takes roughly 9h 2m 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
- PNH — Phnom Penh International Airport · Phnom-penh, Cambodia
- SYD — Sydney Kingsford Smith International Airport · Sydney, 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 PNH
- KZC · Kampong Chhnang Airport52 mi away
- KTI · Kratie Airport105 mi away
- KOS · Sihanoukville International Airport106 mi away
- PQC · Phu Quoc International Airport111 mi away
Near SYD
- BWU · Sydney Bankstown Airport11 mi away
- CDU · Camden Airport29 mi away
- XRH · RAAF Base Richmond33 mi away
- WOL · Wollongong Airport48 mi away
Frequently asked questions
How far is PNH from SYD?
The flight distance from Phnom-penh (PNH) to Sydney (SYD) is 4,373 miles (7,038 km, 3,800 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PNH to SYD?
A nonstop flight takes about 9h 2m 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 Phnom-penh and Sydney?
Sydney is 3 hours ahead of Phnom-penh.
What is the cheapest way to fly from PNH to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PNH–SYD that never appear on search engines, with no booking fees.