# Distance from Koumac (KOC) to San Jose (SJO)

> 12,625 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,625 km / 7,845 mi / 6,817 nm
- **Estimated flight time**: 16h
- **Heading**: 88° (east)
- **Return heading**: 252° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Caledonia) → Costa Rica
- **Intercontinental**: Oceania → North America
- **Time difference**: -17h (When it's 16:30 in Koumac, it's 23:30 in San Jose)
- **Elevation difference**: 2,979 ft (SJO 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

### [Juan Santamaria International Airport (SJO)](https://www.flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)

- City: San Jose, Costa Rica
- ICAO: MROC
- Timezone: America/Costa_Rica
- Coordinates: 9.990000, -84.210000
- Elevation: 3,021 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 16:30 in Koumac, it's 23:30 in San Jose.
With a 17-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)
- [Juan Santamaria International Airport (SJO)](https://www.flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)
- [Flight duration calculator](/#calculator)