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CNB to USM: distance & flight time
Coonamble (Coonamble Airport) → Ko Samui (Samui Airport)
4,251 mi
6,841 km · 3,694 nm
8h 48m
estimated nonstop flight time
-3h
time difference · heading northwest
See live CNB→USM fares Phone-only fares on this route — call free
Flight time details
4,251 miles nonstop takes roughly 8h 48m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- CNB — Coonamble Airport · Coonamble, Australia
- 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 CNB
- COJ · Coonabarabran Airport58 mi away
- QRR · Warren Airport62 mi away
- WGE · Walgett Airport67 mi away
- DBO · Dubbo City Regional Airport86 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 CNB from USM?
The flight distance from Coonamble (CNB) to Ko Samui (USM) is 4,251 miles (6,841 km, 3,694 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNB to USM?
A nonstop flight takes about 8h 48m 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 Coonamble and Ko Samui?
Ko Samui is 3 hours behind Coonamble.
What is the cheapest way to fly from CNB to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNB–USM that never appear on search engines, with no booking fees.