# Distance from Greymouth Airport (GMN) to London (LHR)

> 18,831 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,831 km / 11,701 mi / 10,168 nm
- **Estimated flight time**: 23h
- **Heading**: 331° (north northwest)
- **Return heading**: 35° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → United Kingdom
- **Intercontinental**: Oceania → Europe
- **Time difference**: -11h (When it's 05:28 in Greymouth Airport, it's 18:28 in London)
- **Elevation difference**: 73 ft (LHR is higher than GMN)

## Airports

### [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

### [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)

- City: London, United Kingdom
- ICAO: EGLL
- Timezone: Europe/London
- Coordinates: 51.470000, -0.460000
- Elevation: 83 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 05:28 in Greymouth Airport, it's 18:28 in London.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Greymouth Airport (GMN)](https://www.flightduration.online/airport/gmn-greymouth-airport/1ef266df-76a1-6bee-b617-06bb2780ed98)
- [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)
- [Flight duration calculator](/#calculator)