# Distance from Christchurch (CHC) to Houston (CXO)

> 12,423 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,423 km / 7,719 mi / 6,708 nm
- **Estimated flight time**: 16h
- **Heading**: 68° (east northeast)
- **Return heading**: 231° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -17h (When it's 14:20 in Christchurch, it's 21:20 in Houston)
- **Elevation difference**: 122 ft (CXO is higher 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

### [Conroe/North Houston Regional Airport (CXO)](https://www.flightduration.online/airport/cxo-houston-conroenorth-houston-regional-airport/1ef266df-159e-67fc-ab71-06bb2780ed98)

- City: Houston, United States
- ICAO: KCXO
- Timezone: America/Chicago
- Coordinates: 30.350000, -95.420000
- Elevation: 245 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 14:20 in Christchurch, it's 21:20 in Houston.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)
- [Conroe/North Houston Regional Airport (CXO)](https://www.flightduration.online/airport/cxo-houston-conroenorth-houston-regional-airport/1ef266df-159e-67fc-ab71-06bb2780ed98)
- [Flight duration calculator](/#calculator)