# Distance from Buffalo (BUF) to Hong Kong (HKG)

> 12,645 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,645 km / 7,857 mi / 6,828 nm
- **Estimated flight time**: 16h
- **Heading**: 347° (north northwest)
- **Return heading**: 10° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Hong Kong
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 00:56 in Buffalo, it's 12:56 in Hong Kong)
- **Elevation difference**: 699 ft (HKG is lower than BUF)

## Airports

### [Buffalo Niagara International Airport (BUF)](https://www.flightduration.online/airport/buf-buffalo-buffalo-niagara-international-airport/1ef266df-1191-6c40-ba5f-06bb2780ed98)

- City: Buffalo, United States
- ICAO: KBUF
- Timezone: America/New_York
- Coordinates: 42.940000, -78.730000
- Elevation: 727 ft

### [Chek Lap Kok International Airport (HKG)](https://www.flightduration.online/airport/hkg-hong-kong-chek-lap-kok-international-airport/1ef266df-f178-6656-ae1f-06bb2780ed98)

- City: Hong Kong, Hong Kong
- ICAO: VHHH
- Timezone: Asia/Hong_Kong
- Coordinates: 22.310000, 113.920000
- Elevation: 28 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 00:56 in Buffalo, it's 12:56 in Hong Kong.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Buffalo Niagara International Airport (BUF)](https://www.flightduration.online/airport/buf-buffalo-buffalo-niagara-international-airport/1ef266df-1191-6c40-ba5f-06bb2780ed98)
- [Chek Lap Kok International Airport (HKG)](https://www.flightduration.online/airport/hkg-hong-kong-chek-lap-kok-international-airport/1ef266df-f178-6656-ae1f-06bb2780ed98)
- [Flight duration calculator](/#calculator)