Need help booking?
Unpublished phone-only deals available
SDM to KOS: distance & flight time
San Diego (Brown Field Municipal Airport) → Sihanoukville (Sihanoukville International Airport)
8,430 mi
13,566 km · 7,325 nm
17h
estimated nonstop flight time
+14h
time difference · heading northwest
See live SDM→KOS fares Phone-only fares on this route — call free
Flight time details
8,430 miles nonstop takes roughly 17h 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
- SDM — Brown Field Municipal Airport · San Diego, 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 SDM
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 SDM from KOS?
The flight distance from San Diego (SDM) to Sihanoukville (KOS) is 8,430 miles (13,566 km, 7,325 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDM to KOS?
A nonstop flight takes about 17h 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 San Diego and Sihanoukville?
Sihanoukville is 14 hours ahead of San Diego.
What is the cheapest way to fly from SDM to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDM–KOS that never appear on search engines, with no booking fees.