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RAL to REP: distance & flight time
Riverside (Riverside Municipal Airport) → Siem-reap (Siem Reap International Airport)
8,187 mi
13,176 km · 7,114 nm
16h 31m
estimated nonstop flight time
+14h
time difference · heading northwest
See live RAL→REP fares Phone-only fares on this route — call free
Flight time details
8,187 miles nonstop takes roughly 16h 31m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- RAL — Riverside Municipal Airport · Riverside, 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 RAL
- ONT · Ontario International Airport11 mi away
- CNO · Chino Airport11 mi away
- RIV · March ARB Airport12 mi away
- LAX · Los Angeles International Airport55 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 RAL from REP?
The flight distance from Riverside (RAL) to Siem-reap (REP) is 8,187 miles (13,176 km, 7,114 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAL to REP?
A nonstop flight takes about 16h 31m 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 Riverside and Siem-reap?
Siem-reap is 14 hours ahead of Riverside.
What is the cheapest way to fly from RAL to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAL–REP that never appear on search engines, with no booking fees.