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CZX to USM: distance & flight time
Changzhou (Changzhou Benniu Airport) → Ko Samui (Samui Airport)
1,995 mi
3,211 km · 1,734 nm
4h 23m
estimated nonstop flight time
-1h
time difference · heading southwest
See live CZX→USM fares Phone-only fares on this route — call free
Flight time details
1,995 miles nonstop takes roughly 4h 23m gate to gate, flying southwest. 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
- CZX — Changzhou Benniu Airport · Changzhou, 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 CZX
- YTY · Yangzhou Taizhou Airport45 mi away
- WUX · Sunan Shuofang International Airport48 mi away
- RUG · Rugao Air Base48 mi away
- NKG · Nanjing Lukou Airport55 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 CZX from USM?
The flight distance from Changzhou (CZX) to Ko Samui (USM) is 1,995 miles (3,211 km, 1,734 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CZX to USM?
A nonstop flight takes about 4h 23m 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 Changzhou and Ko Samui?
Ko Samui is 1 hour behind Changzhou.
What is the cheapest way to fly from CZX to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CZX–USM that never appear on search engines, with no booking fees.