Need help booking?
Unpublished phone-only deals available
ALM to KOS: distance & flight time
Alamogordo (Alamogordo White Sands Regional Airport) → Sihanoukville (Sihanoukville International Airport)
8,858 mi
14,255 km · 7,697 nm
17h 50m
estimated nonstop flight time
+13h
time difference · heading northwest
See live ALM→KOS fares Phone-only fares on this route — call free
Flight time details
8,858 miles nonstop takes roughly 17h 50m 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
- ALM — Alamogordo White Sands Regional Airport · Alamogordo, 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 ALM
- HMN · Holloman Air Force Base7 mi away
- WSD · Condron Army Air Field42 mi away
- RUI · Sierra Blanca Regional Airport50 mi away
- LRU · Las Cruces International Airport66 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 ALM from KOS?
The flight distance from Alamogordo (ALM) to Sihanoukville (KOS) is 8,858 miles (14,255 km, 7,697 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALM to KOS?
A nonstop flight takes about 17h 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 Alamogordo and Sihanoukville?
Sihanoukville is 13 hours ahead of Alamogordo.
What is the cheapest way to fly from ALM to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALM–KOS that never appear on search engines, with no booking fees.