Need help booking?
Unpublished phone-only deals available
CDR to KOS: distance & flight time
Chadron (Chadron Municipal Airport) → Sihanoukville (Sihanoukville International Airport)
8,378 mi
13,484 km · 7,281 nm
16h 54m
estimated nonstop flight time
+13h
time difference · heading northwest
See live CDR→KOS fares Phone-only fares on this route — call free
Flight time details
8,378 miles nonstop takes roughly 16h 54m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- CDR — Chadron Municipal Airport · Chadron, 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 CDR
- AIA · Alliance Municipal Airport56 mi away
- BFF · Western Neb. Rgnl/William B. Heilig Airport71 mi away
- RAP · Rapid City Regional Airport83 mi away
- RCA · Ellsworth Air Force Base90 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 CDR from KOS?
The flight distance from Chadron (CDR) to Sihanoukville (KOS) is 8,378 miles (13,484 km, 7,281 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CDR to KOS?
A nonstop flight takes about 16h 54m 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 Chadron and Sihanoukville?
Sihanoukville is 13 hours ahead of Chadron.
What is the cheapest way to fly from CDR to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CDR–KOS that never appear on search engines, with no booking fees.