# Distance from Koumac (KOC) to Portland (PDX)

> 10,395 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,395 km / 6,459 mi / 5,613 nm
- **Estimated flight time**: 13h
- **Heading**: 42° (northeast)
- **Return heading**: 244° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Caledonia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -18h (When it's 09:25 in Koumac, it's 15:25 in Portland)
- **Elevation difference**: 11 ft (PDX is lower 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

### [Portland International Airport (PDX)](https://www.flightduration.online/airport/pdx-portland-portland-international-airport/1ef266df-3254-60d6-87f6-06bb2780ed98)

- City: Portland, United States
- ICAO: KPDX
- Timezone: America/Los_Angeles
- Coordinates: 45.590000, -122.600000
- Elevation: 31 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 09:25 in Koumac, it's 15:25 in Portland.
With a 18-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)
- [Portland International Airport (PDX)](https://www.flightduration.online/airport/pdx-portland-portland-international-airport/1ef266df-3254-60d6-87f6-06bb2780ed98)
- [Flight duration calculator](/#calculator)