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RDU to REP: distance & flight time
Raleigh-durham (Raleigh Durham International Airport) → Siem-reap (Siem Reap International Airport)
9,027 mi
14,528 km · 7,844 nm
18h 10m
estimated nonstop flight time
+11h
time difference · heading north
See live RDU→REP fares Phone-only fares on this route — call free
Flight time details
9,027 miles nonstop takes roughly 18h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- RDU — Raleigh Durham International Airport · Raleigh-durham, United States
- 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 RDU
- POB · Pope Field50 mi away
- RWI · Rocky Mount Wilson Regional Airport50 mi away
- FBG · Simmons Army Air Field52 mi away
- SOP · Moore County Airport56 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 RDU from REP?
The flight distance from Raleigh-durham (RDU) to Siem-reap (REP) is 9,027 miles (14,528 km, 7,844 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDU to REP?
A nonstop flight takes about 18h 10m 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 Raleigh-durham and Siem-reap?
Siem-reap is 11 hours ahead of Raleigh-durham.
What is the cheapest way to fly from RDU to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDU–REP that never appear on search engines, with no booking fees.