# Distance from Casablanca (CMN) to Koumac (KOC)

> 18,378 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,378 km / 11,420 mi / 9,923 nm
- **Estimated flight time**: 23h
- **Heading**: 31° (north northeast)
- **Return heading**: 332° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Morocco) → New Caledonia
- **Intercontinental**: Africa → Oceania
- **Time difference**: +10h (When it's 23:46 in Casablanca, it's 09:46 in Koumac)
- **Elevation difference**: 614 ft (KOC is lower than CMN)

## Airports

### [Mohammed V International Airport (CMN)](https://www.flightduration.online/airport/cmn-casablanca-mohammed-v-international-airport/1ef266de-e8ad-668a-ad31-06bb2780ed98)

- City: Casablanca, Morocco
- ICAO: GMMN
- Timezone: Africa/Casablanca
- Coordinates: 33.370000, -7.590000
- Elevation: 656 ft

### [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

## 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 23:46 in Casablanca, it's 09:46 in Koumac.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Mohammed V International Airport (CMN)](https://www.flightduration.online/airport/cmn-casablanca-mohammed-v-international-airport/1ef266de-e8ad-668a-ad31-06bb2780ed98)
- [Koumac Airport (KOC)](https://www.flightduration.online/airport/koc-koumac-koumac-airport/1ef266df-750c-66f8-93b6-06bb2780ed98)
- [Flight duration calculator](/#calculator)