# Distance from Adelaide (ADL) to Nkayi (NKY)

> 12,837 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,837 km / 7,976 mi / 6,931 nm
- **Estimated flight time**: 16h
- **Heading**: 244° (west southwest)
- **Return heading**: 132° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Congo
- **Intercontinental**: Oceania → Africa
- **Time difference**: -8.5h (When it's 06:47 in Adelaide, it's 22:17 in Nkayi)
- **Elevation difference**: 521 ft (NKY is higher than ADL)

## Airports

### [Adelaide International Airport (ADL)](https://www.flightduration.online/airport/adl-adelaide-adelaide-international-airport/1ef266e0-1682-610e-a772-06bb2780ed98)

- City: Adelaide, Australia
- ICAO: YPAD
- Timezone: Australia/Adelaide
- Coordinates: -34.950000, 138.530000
- Elevation: 20 ft

### [Yokangassi Airport (NKY)](https://www.flightduration.online/airport/nky-nkayi-yokangassi-airport/1ef266de-d643-6620-8f12-06bb2780ed98)

- City: Nkayi, Congo
- ICAO: FCBY
- Timezone: Africa/Brazzaville
- Coordinates: -4.220000, 13.280000
- Elevation: 541 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 06:47 in Adelaide, it's 22:17 in Nkayi.
With a 8.5-hour time difference, expect significant jet lag.

## Related

- [Adelaide International Airport (ADL)](https://www.flightduration.online/airport/adl-adelaide-adelaide-international-airport/1ef266e0-1682-610e-a772-06bb2780ed98)
- [Yokangassi Airport (NKY)](https://www.flightduration.online/airport/nky-nkayi-yokangassi-airport/1ef266de-d643-6620-8f12-06bb2780ed98)
- [Flight duration calculator](/#calculator)