# Distance from Chengdu (CTU) to Na Thon (Ko Samui Island) (USM)

> 2,373 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,373 km / 1,474 mi / 1,281 nm
- **Estimated flight time**: 4h
- **Heading**: 191° (south)
- **Return heading**: 9° (north)
- **Classification**: Medium-haul
- **Type**: International (China) → Thailand
- **Time difference**: -1h (When it's 12:45 in Chengdu, it's 11:45 in Na Thon (Ko Samui Island))
- **Elevation difference**: 1,561 ft (USM is lower than CTU)

## Airports

### [Chengdu Shuangliu International Airport (CTU)](https://www.flightduration.online/airport/ctu-chengdu-chengdu-shuangliu-international-airport/1ef266e0-20d1-6f24-8403-06bb2780ed98)

- City: Chengdu, China
- ICAO: ZUUU
- Timezone: Asia/Shanghai
- Coordinates: 30.580000, 103.950000
- Elevation: 1,625 ft

### [Samui Airport (USM)](https://www.flightduration.online/airport/usm-na-thon-ko-samui-island-samui-airport/1ef266df-f5a3-6c12-8349-06bb2780ed98)

- City: Na Thon (Ko Samui Island), Thailand
- ICAO: VTSM
- Timezone: Asia/Bangkok
- Coordinates: 9.550000, 100.060000
- Elevation: 64 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 12:45 in Chengdu, it's 11:45 in Na Thon (Ko Samui Island).

## Related

- [Chengdu Shuangliu International Airport (CTU)](https://www.flightduration.online/airport/ctu-chengdu-chengdu-shuangliu-international-airport/1ef266e0-20d1-6f24-8403-06bb2780ed98)
- [Samui Airport (USM)](https://www.flightduration.online/airport/usm-na-thon-ko-samui-island-samui-airport/1ef266df-f5a3-6c12-8349-06bb2780ed98)
- [Flight duration calculator](/#calculator)