Need help booking?
Unpublished phone-only deals available
CEZ to KOS: distance & flight time
Cortez (Cortez Municipal Airport) → Sihanoukville (Sihanoukville International Airport)
8,523 mi
13,717 km · 7,407 nm
17h 11m
estimated nonstop flight time
+13h
time difference · heading northwest
See live CEZ→KOS fares Phone-only fares on this route — call free
Flight time details
8,523 miles nonstop takes roughly 17h 11m 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
- CEZ — Cortez Municipal Airport · Cortez, 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 CEZ
- FMN · Four Corners Regional Airport45 mi away
- DRO · Durango La Plata County Airport49 mi away
- TEX · Telluride Regional Airport60 mi away
- GMV · Monument Valley Airport89 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 CEZ from KOS?
The flight distance from Cortez (CEZ) to Sihanoukville (KOS) is 8,523 miles (13,717 km, 7,407 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEZ to KOS?
A nonstop flight takes about 17h 11m 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 Cortez and Sihanoukville?
Sihanoukville is 13 hours ahead of Cortez.
What is the cheapest way to fly from CEZ to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEZ–KOS that never appear on search engines, with no booking fees.