Need help booking?
Unpublished phone-only deals available
XNN to USM: distance & flight time
Xining (Xining Caojiabu Airport) → Ko Samui (Samui Airport)
1,868 mi
3,007 km · 1,623 nm
4h 8m
estimated nonstop flight time
-1h
time difference · heading south
See live XNN→USM fares Phone-only fares on this route — call free
Flight time details
1,868 miles nonstop takes roughly 4h 8m gate to gate, flying south. 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
- XNN — Xining Caojiabu Airport · Xining, China
- USM — Samui Airport · Ko Samui, Thailand
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 XNN
- LHW · Lanzhou Zhongchuan Airport88 mi away
- GXH · Gannan Xiahe Airport123 mi away
- JIC · Jinchuan Airport140 mi away
Near USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Frequently asked questions
How far is XNN from USM?
The flight distance from Xining (XNN) to Ko Samui (USM) is 1,868 miles (3,007 km, 1,623 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from XNN to USM?
A nonstop flight takes about 4h 8m 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 Xining and Ko Samui?
Ko Samui is 1 hour behind Xining.
What is the cheapest way to fly from XNN to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on XNN–USM that never appear on search engines, with no booking fees.