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KCO to USM: distance & flight time
Topel (Cengiz Topel Airport) → Ko Samui (Samui Airport)
4,743 mi
7,633 km · 4,122 nm
9h 46m
estimated nonstop flight time
+4h
time difference · heading east
See live KCO→USM fares Phone-only fares on this route — call free
Flight time details
4,743 miles nonstop takes roughly 9h 46m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- KCO — Cengiz Topel Airport · Topel, Turkey
- 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 KCO
- IST · Istanbul Airport79 mi away
- SAW · Sabiha Gökçen International Airport42 mi away
- YEI · Bursa Yenişehir Airport43 mi away
- BTZ · Bursa Airport66 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 KCO from USM?
The flight distance from Topel (KCO) to Ko Samui (USM) is 4,743 miles (7,633 km, 4,122 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KCO to USM?
A nonstop flight takes about 9h 46m 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 Topel and Ko Samui?
Ko Samui is 4 hours ahead of Topel.
What is the cheapest way to fly from KCO to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KCO–USM that never appear on search engines, with no booking fees.