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RAL to KOS: distance & flight time
Riverside (Riverside Municipal Airport) → Sihanoukville (Sihanoukville International Airport)
8,347 mi
13,433 km · 7,253 nm
16h 50m
estimated nonstop flight time
+14h
time difference · heading northwest
See live RAL→KOS fares Phone-only fares on this route — call free
Flight time details
8,347 miles nonstop takes roughly 16h 50m 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
- 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 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 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 RAL from KOS?
The flight distance from Riverside (RAL) to Sihanoukville (KOS) is 8,347 miles (13,433 km, 7,253 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAL to KOS?
A nonstop flight takes about 16h 50m 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 Sihanoukville?
Sihanoukville is 14 hours ahead of Riverside.
What is the cheapest way to fly from RAL to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAL–KOS that never appear on search engines, with no booking fees.