# Distance from Niau (NIU) to Sofia (SOF)

> 16,904 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,904 km / 10,504 mi / 9,127 nm
- **Estimated flight time**: 21h
- **Heading**: 16° (north northeast)
- **Return heading**: 339° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (French Polynesia) → Bulgaria
- **Intercontinental**: Oceania → Europe
- **Time difference**: +13h (When it's 20:29 in Niau, it's 09:29 in Sofia)
- **Elevation difference**: 1,692 ft (SOF is higher than NIU)

## Airports

### [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

### [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)

- City: Sofia, Bulgaria
- ICAO: LBSF
- Timezone: Europe/Sofia
- Coordinates: 42.700000, 23.410000
- Elevation: 1,742 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 20:29 in Niau, it's 09:29 in Sofia.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Niau Airport (NIU)](https://www.flightduration.online/airport/niu-niau-niau-airport/1ef266df-73a2-67ea-8245-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)