# Distance from Christchurch (CHC) to Simao (SYM)

> 10,359 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,359 km / 6,437 mi / 5,593 nm
- **Estimated flight time**: 13h
- **Heading**: 299° (west northwest)
- **Return heading**: 136° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → China
- **Intercontinental**: Oceania → Asia
- **Time difference**: -4h (When it's 21:33 in Christchurch, it's 17:33 in Simao)
- **Elevation difference**: 123 ft (SYM is lower than CHC)

## Airports

### [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)

- City: Christchurch, New Zealand
- ICAO: NZCH
- Timezone: Pacific/Auckland
- Coordinates: -43.490000, 172.530000
- Elevation: 123 ft

### [Simao Airport (SYM)](https://www.flightduration.online/airport/sym-simao-simao-airport/1ef266e0-1fbd-65b6-a651-06bb2780ed98)

- City: Simao, China
- ICAO: ZPSM
- Timezone: Asia/Shanghai
- Coordinates: 22.790000, 100.960000
- Elevation: 0 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 21:33 in Christchurch, it's 17:33 in Simao.
The 4-hour time difference may cause some jet lag.

## Related

- [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)
- [Simao Airport (SYM)](https://www.flightduration.online/airport/sym-simao-simao-airport/1ef266e0-1fbd-65b6-a651-06bb2780ed98)
- [Flight duration calculator](/#calculator)