Need help booking?
Unpublished phone-only deals available
KOS to SUA: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Stuart (Witham Field)
9,815 mi
15,796 km · 8,529 nm
19h 43m
estimated nonstop flight time
-11h
time difference · heading north
See live KOS→SUA fares Phone-only fares on this route — call free
Flight time details
9,815 miles nonstop takes roughly 19h 43m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- SUA — Witham Field · Stuart, 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 SUA
Frequently asked questions
How far is KOS from SUA?
The flight distance from Sihanoukville (KOS) to Stuart (SUA) is 9,815 miles (15,796 km, 8,529 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to SUA?
A nonstop flight takes about 19h 43m 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 Stuart?
Stuart is 11 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to SUA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–SUA that never appear on search engines, with no booking fees.