# Distance from Heihe (HEK) to Washington (IAD)

> 9,818 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,818 km / 6,101 mi / 5,301 nm
- **Estimated flight time**: 13h
- **Heading**: 19° (north northeast)
- **Return heading**: 344° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 00:17 in Heihe, it's 12:17 in Washington)
- **Elevation difference**: 8,218 ft (IAD is lower than HEK)

## Airports

### [Heihe Airport (HEK)](https://www.flightduration.online/airport/hek-heihe-heihe-airport/1ef266e0-2140-6e10-86b3-06bb2780ed98)

- City: Heihe, China
- ICAO: ZYHE
- Timezone: Asia/Shanghai
- Coordinates: 50.170000, 127.310000
- Elevation: 8,530 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 00:17 in Heihe, it's 12:17 in Washington.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Heihe Airport (HEK)](https://www.flightduration.online/airport/hek-heihe-heihe-airport/1ef266e0-2140-6e10-86b3-06bb2780ed98)
- [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)