# Distance from Hong Kong (HKG) to Olbia (OLB)

> 9,532 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,532 km / 5,923 mi / 5,147 nm
- **Estimated flight time**: 12h
- **Heading**: 313° (northwest)
- **Return heading**: 64° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Hong Kong) → Italy
- **Intercontinental**: Asia → Europe
- **Time difference**: -6h (When it's 06:52 in Hong Kong, it's 00:52 in Olbia)
- **Elevation difference**: 9 ft (OLB is higher than HKG)

## Airports

### [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

### [Olbia / Costa Smeralda Airport (OLB)](https://www.flightduration.online/airport/olb-olbia-olbia-costa-smeralda-airport/1ef266df-5035-6fb4-8dc2-06bb2780ed98)

- City: Olbia, Italy
- ICAO: LIEO
- Timezone: Europe/Rome
- Coordinates: 40.900000, 9.520000
- Elevation: 37 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 06:52 in Hong Kong, it's 00:52 in Olbia.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Chek Lap Kok International Airport (HKG)](https://www.flightduration.online/airport/hkg-hong-kong-chek-lap-kok-international-airport/1ef266df-f178-6656-ae1f-06bb2780ed98)
- [Olbia / Costa Smeralda Airport (OLB)](https://www.flightduration.online/airport/olb-olbia-olbia-costa-smeralda-airport/1ef266df-5035-6fb4-8dc2-06bb2780ed98)
- [Flight duration calculator](/#calculator)