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KOS to XNN: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Xining (Xining Caojiabu Airport)
1,796 mi
2,890 km · 1,560 nm
3h 59m
estimated nonstop flight time
+1h
time difference · heading north
See live KOS→XNN fares Phone-only fares on this route — call free
Flight time details
1,796 miles nonstop takes roughly 3h 59m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- XNN — Xining Caojiabu Airport · Xining, 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 XNN
- LHW · Lanzhou Zhongchuan Airport88 mi away
- GXH · Gannan Xiahe Airport123 mi away
- JIC · Jinchuan Airport140 mi away
Frequently asked questions
How far is KOS from XNN?
The flight distance from Sihanoukville (KOS) to Xining (XNN) is 1,796 miles (2,890 km, 1,560 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to XNN?
A nonstop flight takes about 3h 59m 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 Xining?
Xining is 1 hour ahead of Sihanoukville.
What is the cheapest way to fly from KOS to XNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–XNN that never appear on search engines, with no booking fees.