AirportsSamui International Airport is a large airport serving Na Thon (Ko Samui Island), in Surat Thani Province, Thailand. It has scheduled airline flights. Its IATA code, the three letters printed on tickets and baggage tags, is USM.
Key facts
- IATA code
- USM
- ICAO code
- VTSM
- City
- Na Thon (Ko Samui Island)
- State or region
- Surat Thani Province
- Country
- Thailand
- Kind
- Large airport
- Coordinates
- 9.5478° N, 100.0620° E
- Elevation
- 20 m (64 ft)
- Runways
- 1
- Longest runway
- 2,060 m (6,759 ft)
Airport codes
On a ticket or a baggage tag, USM means Samui International Airport. Pilots and air traffic controllers use a different, four-letter ICAO code: VTSM. ICAO codes that begin with V belong to South Asia and mainland South-East Asia. How the two kinds of code differ.
Where it is
The airport lies at 9.5478° N, 100.0620° E. It stands 20 metres (64 feet) above sea level. The nearest large city in our data is Surat Thani, about 92 km away in a straight line.
Local time
Time now at the airport: loading
Time zone Asia/Bangkok, taken from the nearest town in the data. Flight times on tickets are always in the local time of each airport.
Runways
Samui International Airport has 1 runway in the data. The longest is 2,060 metres (6,759 feet). That suits narrow-body jets and regional aircraft. Among the 33 airports of Thailand on this site with runway data, its longest runway ranks number 26.
| Runway | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 17/35 | 2,060 m 6,759 ft | 45 m | Asphalt | Yes |
The numbers in a runway name give its compass direction. How runway numbers work.
Nearest airports with scheduled flights
| Airport | Code | Distance |
|---|---|---|
| Surat Thani AirportSurat Thani | URT | 112 km |
| Nakhon Si Thammarat AirportNakhon Si Thammarat | NST | 113 km |
| Chumphon AirportChumphon | CJM | 150 km |
| Ranong AirportRanong | UNN | 164 km |
| Kawthoung AirportKawthoung, Myanmar | KAW | 176 km |
Distance to major airports
| To | Distance | Rough flying time |
|---|---|---|
| Delhi (DEL)India | 3,196 km | 4 h 20 min |
| Mumbai (BOM)India | 3,111 km | 4 h 15 min |
| Dubai (DXB)United Arab Emirates | 5,024 km | 6 h 35 min |
| London Heathrow (LHR)United Kingdom | 9,896 km | 12 h 25 min |
| New York JFK (JFK)United States | 14,399 km | 17 h 50 min |
| Los Angeles (LAX)United States | 13,702 km | 17 h 00 min |
| Singapore (SIN)Singapore | 1,010 km | 1 h 45 min |
| Tokyo Haneda (HND)Japan | 4,946 km | 6 h 30 min |
| Sydney (SYD)Australia | 7,240 km | 9 h 15 min |
Distances are the shortest path over the globe, worked out from the coordinates. Flying times are rough estimates for a direct jet flight. They do not mean that a direct flight exists. Work out the distance to any airport.
Links
Airport data: OurAirports, as downloaded on 11 November 2026. This page does not show live flights, terminals or airlines. For those, use the airport's or the airline's own site. See About and data sources.