# Distance from Kolkata (CCU) to Na Thon (Ko Samui Island) (USM)

> 1,911 km · estimated flight time 3h · Medium-haul route.

## Summary

- **Distance**: 1,911 km / 1,187 mi / 1,032 nm
- **Estimated flight time**: 3h
- **Heading**: 138° (southeast)
- **Return heading**: 321° (northwest)
- **Classification**: Medium-haul
- **Type**: International (India) → Thailand
- **Time difference**: +1.5h (When it's 07:57 in Kolkata, it's 09:27 in Na Thon (Ko Samui Island))
- **Elevation difference**: 48 ft (USM is higher than CCU)

## Airports

### [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)

- City: Kolkata, India
- ICAO: VECC
- Timezone: Asia/Kolkata
- Coordinates: 22.650000, 88.450000
- Elevation: 16 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 07:57 in Kolkata, it's 09:27 in Na Thon (Ko Samui Island).

## Related

- [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)
- [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)