Need help booking?
Unpublished phone-only deals available
ADL to REP: distance & flight time
Adelaide (Adelaide International Airport) → Siem-reap (Siem Reap International Airport)
4,042 mi
6,505 km · 3,512 nm
8h 23m
estimated nonstop flight time
-2.5h
time difference · heading northwest
See live ADL→REP fares Phone-only fares on this route — call free
Flight time details
4,042 miles nonstop takes roughly 8h 23m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time set-back when reading arrival times on your ticket.
The two airports
- ADL — Adelaide International Airport · Adelaide, Australia
- REP — Siem Reap International Airport · Siem-reap, 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 ADL
- PEA · Penneshaw Airport65 mi away
- KGC · Kingscote Airport78 mi away
- PPI · Port Pirie Airport122 mi away
- RMK · Renmark Airport132 mi away
Near REP
- BBM · Battambang Airport45 mi away
- KZC · Kampong Chhnang Airport95 mi away
- PXR · Surin Airport103 mi away
- TDX · Trat Airport128 mi away
Frequently asked questions
How far is ADL from REP?
The flight distance from Adelaide (ADL) to Siem-reap (REP) is 4,042 miles (6,505 km, 3,512 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADL to REP?
A nonstop flight takes about 8h 23m 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 Adelaide and Siem-reap?
Siem-reap is 2.5 hours behind Adelaide.
What is the cheapest way to fly from ADL to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADL–REP that never appear on search engines, with no booking fees.