# Distance from Washington (IAD) to Zhaotong (ZAT)

> 12,650 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,650 km / 7,860 mi / 6,830 nm
- **Estimated flight time**: 16h
- **Heading**: 359° (north)
- **Return heading**: 1° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → China
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 12:35 in Washington, it's 00:35 in Zhaotong)
- **Elevation difference**: 312 ft (ZAT is lower than IAD)

## Airports

### [Washington Dulles International Airport (IAD)](https://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

### [Zhaotong Airport (ZAT)](https://flightduration.online/airport/zat-zhaotong-zhaotong-airport/1ef266e0-1fc1-6c6a-a227-06bb2780ed98)

- City: Zhaotong, China
- ICAO: ZPZT
- Timezone: Asia/Shanghai
- Coordinates: 27.330000, 103.750000
- Elevation: 0 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 12:35 in Washington, it's 00:35 in Zhaotong.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Washington Dulles International Airport (IAD)](https://flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Zhaotong Airport (ZAT)](https://flightduration.online/airport/zat-zhaotong-zhaotong-airport/1ef266e0-1fc1-6c6a-a227-06bb2780ed98)
- [Flight duration calculator](/#calculator)