# Distance from Koumac (KOC) to London (LHR)

> 16,329 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,329 km / 10,147 mi / 8,817 nm
- **Estimated flight time**: 20h
- **Heading**: 343° (north northwest)
- **Return heading**: 27° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (New Caledonia) → United Kingdom
- **Intercontinental**: Oceania → Europe
- **Time difference**: -10h (When it's 23:24 in Koumac, it's 13:24 in London)
- **Elevation difference**: 41 ft (LHR is higher than KOC)

## Airports

### [Koumac Airport (KOC)](https://www.flightduration.online/airport/koc-koumac-koumac-airport/1ef266df-750c-66f8-93b6-06bb2780ed98)

- City: Koumac, New Caledonia
- ICAO: NWWK
- Timezone: Pacific/Noumea
- Coordinates: -20.550000, 164.260000
- Elevation: 42 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 23:24 in Koumac, it's 13:24 in London.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Koumac Airport (KOC)](https://www.flightduration.online/airport/koc-koumac-koumac-airport/1ef266df-750c-66f8-93b6-06bb2780ed98)
- [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)
- [Flight duration calculator](/#calculator)