# Distance from Christchurch (CHC) to Trieste (TRS)

> 18,344 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,344 km / 11,398 mi / 9,905 nm
- **Estimated flight time**: 23h
- **Heading**: 286° (west northwest)
- **Return heading**: 89° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → Italy
- **Intercontinental**: Oceania → Europe
- **Time difference**: -10h (When it's 20:20 in Christchurch, it's 10:20 in Trieste)
- **Elevation difference**: 84 ft (TRS 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

### [Trieste / Ronchi Dei Legionari (TRS)](https://www.flightduration.online/airport/trs-trieste-trieste-ronchi-dei-legionari/1ef266df-50f8-6c9e-9333-06bb2780ed98)

- City: Trieste, Italy
- ICAO: LIPQ
- Timezone: Europe/Rome
- Coordinates: 45.830000, 13.470000
- Elevation: 39 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 20:20 in Christchurch, it's 10:20 in Trieste.
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)
- [Trieste / Ronchi Dei Legionari (TRS)](https://www.flightduration.online/airport/trs-trieste-trieste-ronchi-dei-legionari/1ef266df-50f8-6c9e-9333-06bb2780ed98)
- [Flight duration calculator](/#calculator)