# Distance from Christchurch (CHC) to Grand-Santi (GSI)

> 13,686 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,686 km / 8,504 mi / 7,390 nm
- **Estimated flight time**: 17h
- **Heading**: 120° (east southeast)
- **Return heading**: 219° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → GF
- **Intercontinental**: Oceania → South America
- **Time difference**: -15h (When it's 14:47 in Christchurch, it's 23:47 in Grand-Santi)
- **Elevation difference**: 84 ft (GSI 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

### [Grand-Santi Airport (GSI)](https://www.flightduration.online/airport/gsi-grand-santi-grand-santi-airport/1ef266df-c2f6-65b2-9095-06bb2780ed98)

- City: Grand-Santi, GF
- ICAO: SOGS
- Timezone: America/Cayenne
- Coordinates: 4.290000, -54.370000
- Elevation: 207 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 14:47 in Christchurch, it's 23:47 in Grand-Santi.
With a 15-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)
- [Grand-Santi Airport (GSI)](https://www.flightduration.online/airport/gsi-grand-santi-grand-santi-airport/1ef266df-c2f6-65b2-9095-06bb2780ed98)
- [Flight duration calculator](/#calculator)