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KOS to UCB: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Wulanchabu (Ulanqab Jining Airport)
2,188 mi
3,521 km · 1,901 nm
4h 45m
estimated nonstop flight time
—
time difference · heading north
See live KOS→UCB fares Phone-only fares on this route — call free
Flight time details
2,188 miles nonstop takes roughly 4h 45m 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
- UCB — Ulanqab Jining Airport · Wulanchabu, China
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 UCB
- HET · Baita International Airport70 mi away
- DAT · Datong Airport76 mi away
- ZQZ · Zhangjiakou Ningyuan Airport99 mi away
Frequently asked questions
How far is KOS from UCB?
The flight distance from Sihanoukville (KOS) to Wulanchabu (UCB) is 2,188 miles (3,521 km, 1,901 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to UCB?
A nonstop flight takes about 4h 45m 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 UCB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–UCB that never appear on search engines, with no booking fees.