# Distance from Cairo (CAI) to Niau (NIU)

> 18,442 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,442 km / 11,459 mi / 9,958 nm
- **Estimated flight time**: 23h
- **Heading**: 351° (north)
- **Return heading**: 8° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Egypt) → French Polynesia
- **Intercontinental**: Africa → Oceania
- **Time difference**: -13h (When it's 06:25 in Cairo, it's 17:25 in Niau)
- **Elevation difference**: 332 ft (NIU is lower than CAI)

## Airports

### [Cairo International Airport (CAI)](https://www.flightduration.online/airport/cai-cairo-cairo-international-airport/1ef266de-eb26-69e8-bb1a-06bb2780ed98)

- City: Cairo, Egypt
- ICAO: HECA
- Timezone: Africa/Cairo
- Coordinates: 30.120000, 31.410000
- Elevation: 382 ft

### [Niau Airport (NIU)](https://www.flightduration.online/airport/niu-niau-niau-airport/1ef266df-73a2-67ea-8245-06bb2780ed98)

- City: Niau, French Polynesia
- ICAO: NTKN
- Timezone: Pacific/Tahiti
- Coordinates: -16.120000, -146.370000
- Elevation: 50 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 06:25 in Cairo, it's 17:25 in Niau.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Cairo International Airport (CAI)](https://www.flightduration.online/airport/cai-cairo-cairo-international-airport/1ef266de-eb26-69e8-bb1a-06bb2780ed98)
- [Niau Airport (NIU)](https://www.flightduration.online/airport/niu-niau-niau-airport/1ef266df-73a2-67ea-8245-06bb2780ed98)
- [Flight duration calculator](/#calculator)