# Distance from Honolulu (HNL) to Sanya (SYX)

> 9,542 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,542 km / 5,929 mi / 5,152 nm
- **Estimated flight time**: 12h
- **Heading**: 288° (west northwest)
- **Return heading**: 69° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → China
- **Intercontinental**: North America → Asia
- **Time difference**: +18h (When it's 09:30 in Honolulu, it's 03:30 in Sanya)
- **Elevation difference**: 79 ft (SYX is higher than HNL)

## Airports

### [Daniel K Inouye International Airport (HNL)](https://www.flightduration.online/airport/hnl-honolulu-daniel-k-inouye-international-airport/1ef266df-8953-6d78-a54a-06bb2780ed98)

- City: Honolulu, United States
- ICAO: PHNL
- Timezone: Pacific/Honolulu
- Coordinates: 21.320000, -157.920000
- Elevation: 13 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 09:30 in Honolulu, it's 03:30 in Sanya.
With a 18-hour time difference, expect significant jet lag.

## Related

- [Daniel K Inouye International Airport (HNL)](https://www.flightduration.online/airport/hnl-honolulu-daniel-k-inouye-international-airport/1ef266df-8953-6d78-a54a-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)