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SMO to KOS: distance & flight time
Santa Monica (Santa Monica Municipal Airport) → Sihanoukville (Sihanoukville International Airport)
8,300 mi
13,358 km · 7,213 nm
16h 44m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SMO→KOS fares Phone-only fares on this route — call free
Flight time details
8,300 miles nonstop takes roughly 16h 44m 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
- SMO — Santa Monica Municipal Airport · Santa Monica, 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 SMO
- LAX · Los Angeles International Airport6 mi away
- HHR · Jack Northrop Field Hawthorne Municipal Airport9 mi away
- BUR · Bob Hope Airport14 mi away
- VNY · Van Nuys Airport14 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 SMO from KOS?
The flight distance from Santa Monica (SMO) to Sihanoukville (KOS) is 8,300 miles (13,358 km, 7,213 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMO to KOS?
A nonstop flight takes about 16h 44m 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 Santa Monica and Sihanoukville?
Sihanoukville is 14 hours ahead of Santa Monica.
What is the cheapest way to fly from SMO to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMO–KOS that never appear on search engines, with no booking fees.