# Distance from London (LHR) to Sanya (SYX)

> 9,723 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,723 km / 6,042 mi / 5,250 nm
- **Estimated flight time**: 12h
- **Heading**: 63° (east northeast)
- **Return heading**: 324° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United Kingdom) → China
- **Intercontinental**: Europe → Asia
- **Time difference**: +7h (When it's 19:45 in London, it's 02:45 in Sanya)
- **Elevation difference**: 9 ft (SYX is higher than LHR)

## Airports

### [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)

- City: London, United Kingdom
- ICAO: EGLL
- Timezone: Europe/London
- Coordinates: 51.470000, -0.460000
- Elevation: 83 ft

### [Sanya Phoenix International Airport (SYX)](https://www.flightduration.online/airport/syx-sanya-sanya-phoenix-international-airport/1ef266e0-1ee7-6c9a-9914-06bb2780ed98)

- City: Sanya, China
- ICAO: ZJSY
- Timezone: Asia/Shanghai
- Coordinates: 18.300000, 109.410000
- Elevation: 92 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 19:45 in London, it's 02:45 in Sanya.
With a 7-hour time difference, expect significant jet lag.

## Related

- [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)
- [Sanya Phoenix International Airport (SYX)](https://www.flightduration.online/airport/syx-sanya-sanya-phoenix-international-airport/1ef266e0-1ee7-6c9a-9914-06bb2780ed98)
- [Flight duration calculator](/#calculator)