# Distance from Christchurch (CHC) to Portoroz (POW)

> 18,332 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,332 km / 11,391 mi / 9,899 nm
- **Estimated flight time**: 23h
- **Heading**: 285° (west northwest)
- **Return heading**: 90° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → Slovenia
- **Intercontinental**: Oceania → Europe
- **Time difference**: -10h (When it's 18:34 in Christchurch, it's 08:34 in Portoroz)
- **Elevation difference**: 116 ft (POW 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

### [Portoroz Airport (POW)](https://www.flightduration.online/airport/pow-portoroz-portoroz-airport/1ef266df-51a0-6dae-a987-06bb2780ed98)

- City: Portoroz, Slovenia
- ICAO: LJPZ
- Timezone: Europe/Ljubljana
- Coordinates: 45.470000, 13.620000
- Elevation: 7 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 18:34 in Christchurch, it's 08:34 in Portoroz.
With a 10-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)
- [Portoroz Airport (POW)](https://www.flightduration.online/airport/pow-portoroz-portoroz-airport/1ef266df-51a0-6dae-a987-06bb2780ed98)
- [Flight duration calculator](/#calculator)