# Distance from Dunhuang (DNH) to Washington (IAD)

> 11,189 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,189 km / 6,953 mi / 6,042 nm
- **Estimated flight time**: 14h
- **Heading**: 354° (north)
- **Return heading**: 6° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 19:31 in Dunhuang, it's 07:31 in Washington)
- **Elevation difference**: 312 ft (IAD is higher than DNH)

## Airports

### [Dunhuang Airport (DNH)](https://www.flightduration.online/airport/dnh-dunhuang-dunhuang-airport/1ef266e0-1f03-6e36-978a-06bb2780ed98)

- City: Dunhuang, China
- ICAO: ZLDH
- Timezone: Asia/Shanghai
- Coordinates: 40.160000, 94.810000
- 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 19:31 in Dunhuang, it's 07:31 in Washington.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Dunhuang Airport (DNH)](https://www.flightduration.online/airport/dnh-dunhuang-dunhuang-airport/1ef266e0-1f03-6e36-978a-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)