# Distance from Christchurch (CHC) to Grenoble/Saint-Geoirs (GNB)

> 18,979 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,979 km / 11,793 mi / 10,248 nm
- **Estimated flight time**: 23h
- **Heading**: 286° (west northwest)
- **Return heading**: 83° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → France
- **Intercontinental**: Oceania → Europe
- **Time difference**: -10h (When it's 22:20 in Christchurch, it's 12:20 in Grenoble/Saint-Geoirs)
- **Elevation difference**: 1,179 ft (GNB 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

### [Grenoble-Isere Airport (GNB)](https://www.flightduration.online/airport/gnb-grenoblesaint-geoirs-grenoble-isere-airport/1ef266df-4a62-61be-ba35-06bb2780ed98)

- City: Grenoble/Saint-Geoirs, France
- ICAO: LFLS
- Timezone: Europe/Paris
- Coordinates: 45.360000, 5.330000
- Elevation: 1,302 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 22:20 in Christchurch, it's 12:20 in Grenoble/Saint-Geoirs.
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)
- [Grenoble-Isere Airport (GNB)](https://www.flightduration.online/airport/gnb-grenoblesaint-geoirs-grenoble-isere-airport/1ef266df-4a62-61be-ba35-06bb2780ed98)
- [Flight duration calculator](/#calculator)