# Distance from Changsha (CSX) to Washington (IAD)

> 12,472 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,472 km / 7,750 mi / 6,735 nm
- **Estimated flight time**: 16h
- **Heading**: 9° (north)
- **Return heading**: 350° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 11:16 in Changsha, it's 23:16 in Washington)
- **Elevation difference**: 95 ft (IAD is higher 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

### [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)

- City: Washington, United States
- ICAO: KIAD
- Timezone: America/New_York
- Coordinates: 38.900000, -77.500000
- Elevation: 312 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 11:16 in Changsha, it's 23:16 in Washington.
With a 12-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)
- [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Flight duration calculator](/#calculator)