# Distance from Charlotte (CLT) to Udon Thani (UTH)

> 14,153 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,153 km / 8,794 mi / 7,642 nm
- **Estimated flight time**: 18h
- **Heading**: 356° (north)
- **Return heading**: 4° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Thailand
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 20:38 in Charlotte, it's 07:38 in Udon Thani)
- **Elevation difference**: 169 ft (UTH is lower than CLT)

## Airports

### [Charlotte/Douglas International Airport (CLT)](https://www.flightduration.online/airport/clt-charlotte-charlottedouglas-international-airport/1ef266df-1448-633a-a635-06bb2780ed98)

- City: Charlotte, United States
- ICAO: KCLT
- Timezone: America/New_York
- Coordinates: 35.210000, -80.950000
- Elevation: 748 ft

### [Udon Thani Airport (UTH)](https://www.flightduration.online/airport/uth-udon-thani-udon-thani-airport/1ef266df-f5bc-63ac-928e-06bb2780ed98)

- City: Udon Thani, Thailand
- ICAO: VTUD
- Timezone: Asia/Bangkok
- Coordinates: 17.390000, 102.790000
- Elevation: 579 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 20:38 in Charlotte, it's 07:38 in Udon Thani.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Charlotte/Douglas International Airport (CLT)](https://www.flightduration.online/airport/clt-charlotte-charlottedouglas-international-airport/1ef266df-1448-633a-a635-06bb2780ed98)
- [Udon Thani Airport (UTH)](https://www.flightduration.online/airport/uth-udon-thani-udon-thani-airport/1ef266df-f5bc-63ac-928e-06bb2780ed98)
- [Flight duration calculator](/#calculator)