# Distance from Changzhi (CIH) to Washington (IAD)

> 11,588 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,588 km / 7,200 mi / 6,257 nm
- **Estimated flight time**: 15h
- **Heading**: 9° (north)
- **Return heading**: 351° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 12:31 in Changzhi, it's 00:31 in Washington)
- **Elevation difference**: 312 ft (IAD is higher than CIH)

## Airports

### [Changzhi Airport (CIH)](https://www.flightduration.online/airport/cih-changzhi-changzhi-airport/1ef266e0-1e19-66e2-befa-06bb2780ed98)

- City: Changzhi, China
- ICAO: ZBCZ
- Timezone: Asia/Shanghai
- Coordinates: 36.250000, 113.130000
- Elevation: 0 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 12:31 in Changzhi, it's 00:31 in Washington.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Changzhi Airport (CIH)](https://www.flightduration.online/airport/cih-changzhi-changzhi-airport/1ef266e0-1e19-66e2-befa-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)