# Distance from Koumac (KOC) to Ottawa (YOW)

> 13,945 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,945 km / 8,665 mi / 7,530 nm
- **Estimated flight time**: 17h
- **Heading**: 48° (northeast)
- **Return heading**: 276° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (New Caledonia) → Canada
- **Intercontinental**: Oceania → North America
- **Time difference**: -15h (When it's 02:36 in Koumac, it's 11:36 in Ottawa)
- **Elevation difference**: 332 ft (YOW 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

### [Ottawa / Macdonald-Cartier International Airport (YOW)](https://www.flightduration.online/airport/yow-ottawa-ottawa-macdonald-cartier-international-airport/1ef266de-b189-6992-9daf-06bb2780ed98)

- City: Ottawa, Canada
- ICAO: CYOW
- Timezone: America/Toronto
- Coordinates: 45.320000, -75.670000
- Elevation: 374 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 02:36 in Koumac, it's 11:36 in Ottawa.
With a 15-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)
- [Ottawa / Macdonald-Cartier International Airport (YOW)](https://www.flightduration.online/airport/yow-ottawa-ottawa-macdonald-cartier-international-airport/1ef266de-b189-6992-9daf-06bb2780ed98)
- [Flight duration calculator](/#calculator)