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USM to COJ: distance & flight time
Ko Samui (Samui Airport) → Coonabarabran (Coonabarabran Airport)
4,308 mi
6,933 km · 3,743 nm
8h 55m
estimated nonstop flight time
+3h
time difference · heading southeast
See live USM→COJ fares Phone-only fares on this route — call free
Flight time details
4,308 miles nonstop takes roughly 8h 55m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- COJ — Coonabarabran Airport · Coonabarabran, Australia
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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Near COJ
- CNB · Coonamble Airport58 mi away
- GUH · Gunnedah Airport64 mi away
- DBO · Dubbo City Regional Airport73 mi away
- NAA · Narrabri Airport77 mi away
Frequently asked questions
How far is USM from COJ?
The flight distance from Ko Samui (USM) to Coonabarabran (COJ) is 4,308 miles (6,933 km, 3,743 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to COJ?
A nonstop flight takes about 8h 55m 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 Ko Samui and Coonabarabran?
Coonabarabran is 3 hours ahead of Ko Samui.
What is the cheapest way to fly from USM to COJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–COJ that never appear on search engines, with no booking fees.