# Distance from Haikou (HAK) to Washington (IAD)

> 13,421 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,421 km / 8,340 mi / 7,247 nm
- **Estimated flight time**: 17h
- **Heading**: 7° (north)
- **Return heading**: 351° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 00:03 in Haikou, it's 12:03 in Washington)
- **Elevation difference**: 237 ft (IAD is higher than HAK)

## Airports

### [Haikou Meilan International Airport (HAK)](https://www.flightduration.online/airport/hak-haikou-haikou-meilan-international-airport/1ef266e0-1ee3-6852-8714-06bb2780ed98)

- City: Haikou, China
- ICAO: ZJHK
- Timezone: Asia/Shanghai
- Coordinates: 19.930000, 110.460000
- Elevation: 75 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 00:03 in Haikou, it's 12:03 in Washington.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Haikou Meilan International Airport (HAK)](https://www.flightduration.online/airport/hak-haikou-haikou-meilan-international-airport/1ef266e0-1ee3-6852-8714-06bb2780ed98)
- [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)