Need help booking?
Unpublished phone-only deals available
KOS to DCU: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Decatur (Pryor Field Regional Airport)
9,236 mi
14,863 km · 8,026 nm
18h 35m
estimated nonstop flight time
—
time difference · heading north
See live KOS→DCU fares Phone-only fares on this route — call free
Flight time details
9,236 miles nonstop takes roughly 18h 35m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- DCU — Pryor Field Regional Airport · Decatur, 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 DCU
- HSV · Huntsville International Carl T Jones Field10 mi away
- HUA · Redstone Army Air Field15 mi away
- MSL · Northwest Alabama Regional Airport38 mi away
- GAD · Northeast Alabama Regional Airport68 mi away
Frequently asked questions
How far is KOS from DCU?
The flight distance from Sihanoukville (KOS) to Decatur (DCU) is 9,236 miles (14,863 km, 8,026 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to DCU?
A nonstop flight takes about 18h 35m 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 cheapest way to fly from KOS to DCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–DCU that never appear on search engines, with no booking fees.