# Distance from Heihe (HEK) to Sydney (SYD)

> 9,644 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,644 km / 5,993 mi / 5,207 nm
- **Estimated flight time**: 12h
- **Heading**: 160° (south southeast)
- **Return heading**: 345° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → Australia
- **Intercontinental**: Asia → Oceania
- **Time difference**: +2h (When it's 09:01 in Heihe, it's 11:01 in Sydney)
- **Elevation difference**: 8,509 ft (SYD 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

### [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)

- City: Sydney, Australia
- ICAO: YSSY
- Timezone: Australia/Sydney
- Coordinates: -33.950000, 151.180000
- Elevation: 21 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 09:01 in Heihe, it's 11:01 in Sydney.

## Related

- [Heihe Airport (HEK)](https://www.flightduration.online/airport/hek-heihe-heihe-airport/1ef266e0-2140-6e10-86b3-06bb2780ed98)
- [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)
- [Flight duration calculator](/#calculator)