Need help booking?
Unpublished phone-only deals available
KOS to CNM: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Carlsbad (Cavern City Air Terminal)
8,946 mi
14,397 km · 7,774 nm
18h
estimated nonstop flight time
-13h
time difference · heading northeast
See live KOS→CNM fares Phone-only fares on this route — call free
Flight time details
8,946 miles nonstop takes roughly 18h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- CNM — Cavern City Air Terminal · Carlsbad, United States
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 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
Near CNM
- HOB · Lea County Regional Airport66 mi away
- ROW · Roswell International Air Center Airport68 mi away
- INK · Winkler County Airport73 mi away
- PEQ · Pecos Municipal Airport79 mi away
Frequently asked questions
How far is KOS from CNM?
The flight distance from Sihanoukville (KOS) to Carlsbad (CNM) is 8,946 miles (14,397 km, 7,774 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to CNM?
A nonstop flight takes about 18h 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 Sihanoukville and Carlsbad?
Carlsbad is 13 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to CNM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–CNM that never appear on search engines, with no booking fees.