# Distance from Algiers (ALG) to Greymouth Airport (GMN)

> 18,802 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,802 km / 11,683 mi / 10,153 nm
- **Estimated flight time**: 23h
- **Heading**: 126° (southeast)
- **Return heading**: 242° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Algeria) → New Zealand
- **Intercontinental**: Africa → Oceania
- **Time difference**: +11h (When it's 04:43 in Algiers, it's 15:43 in Greymouth Airport)
- **Elevation difference**: 72 ft (GMN is lower than ALG)

## Airports

### [Houari Boumediene Airport (ALG)](https://www.flightduration.online/airport/alg-algiers-houari-boumediene-airport/1ef266de-b53b-6ce8-aaed-06bb2780ed98)

- City: Algiers, Algeria
- ICAO: DAAG
- Timezone: Africa/Algiers
- Coordinates: 36.690000, 3.220000
- Elevation: 82 ft

### [Greymouth Airport (GMN)](https://www.flightduration.online/airport/gmn-greymouth-airport/1ef266df-76a1-6bee-b617-06bb2780ed98)

- City: Greymouth Airport, New Zealand
- ICAO: NZGM
- Timezone: Pacific/Auckland
- Coordinates: -42.460000, 171.190000
- Elevation: 10 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 04:43 in Algiers, it's 15:43 in Greymouth Airport.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Houari Boumediene Airport (ALG)](https://www.flightduration.online/airport/alg-algiers-houari-boumediene-airport/1ef266de-b53b-6ce8-aaed-06bb2780ed98)
- [Greymouth Airport (GMN)](https://www.flightduration.online/airport/gmn-greymouth-airport/1ef266df-76a1-6bee-b617-06bb2780ed98)
- [Flight duration calculator](/#calculator)