# Distance from Changsha (CSX) to Houston (IAH)

> 12,871 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,871 km / 7,998 mi / 6,950 nm
- **Estimated flight time**: 16h
- **Heading**: 27° (north northeast)
- **Return heading**: 332° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 14:37 in Changsha, it's 01:37 in Houston)
- **Elevation difference**: 121 ft (IAH is lower than CSX)

## Airports

### [Changsha Huanghua Airport (CSX)](https://www.flightduration.online/airport/csx-changsha-changsha-huanghua-airport/1ef266e0-1e79-6e7a-826c-06bb2780ed98)

- City: Changsha, China
- ICAO: ZGHA
- Timezone: Asia/Shanghai
- Coordinates: 28.190000, 113.220000
- Elevation: 217 ft

### [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)

- City: Houston, United States
- ICAO: KIAH
- Timezone: America/Chicago
- Coordinates: 29.980000, -95.340000
- Elevation: 96 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 14:37 in Changsha, it's 01:37 in Houston.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Changsha Huanghua Airport (CSX)](https://www.flightduration.online/airport/csx-changsha-changsha-huanghua-airport/1ef266e0-1e79-6e7a-826c-06bb2780ed98)
- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Flight duration calculator](/#calculator)