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KOE to KOS: distance & flight time
Kupang (El Tari Airport) → Sihanoukville (Sihanoukville International Airport)
1,988 mi
3,199 km · 1,727 nm
4h 22m
estimated nonstop flight time
-1h
time difference · heading northwest
See live KOE→KOS fares Phone-only fares on this route — call free
Flight time details
1,988 miles nonstop takes roughly 4h 22m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- KOE — El Tari Airport · Kupang, Indonesia
- 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 KOE
- UAI · Suai Airport125 mi away
- MOF · Maumere(Wai Oti) Airport144 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 KOE from KOS?
The flight distance from Kupang (KOE) to Sihanoukville (KOS) is 1,988 miles (3,199 km, 1,727 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOE to KOS?
A nonstop flight takes about 4h 22m 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 Kupang and Sihanoukville?
Sihanoukville is 1 hour behind Kupang.
What is the cheapest way to fly from KOE to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOE–KOS that never appear on search engines, with no booking fees.