# Distance from Christchurch (CHC) to Changhai (CNI)

> 10,477 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,477 km / 6,510 mi / 5,657 nm
- **Estimated flight time**: 13h
- **Heading**: 324° (northwest)
- **Return heading**: 146° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → China
- **Intercontinental**: Oceania → Asia
- **Time difference**: -4h (When it's 15:33 in Christchurch, it's 11:33 in Changhai)
- **Elevation difference**: 43 ft (CNI 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

### [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)

- City: Changhai, China
- ICAO: ZYCH
- Timezone: Asia/Shanghai
- Coordinates: 39.270000, 122.670000
- Elevation: 80 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 15:33 in Christchurch, it's 11:33 in Changhai.
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)
- [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)
- [Flight duration calculator](/#calculator)