# Distance from Adelaide (ADL) to Harper (CPA)

> 15,157 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,157 km / 9,418 mi / 8,184 nm
- **Estimated flight time**: 19h
- **Heading**: 233° (southwest)
- **Return heading**: 139° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Liberia
- **Intercontinental**: Oceania → Africa
- **Time difference**: -9.5h (When it's 06:58 in Adelaide, it's 21:28 in Harper)
- **Elevation difference**: 0 ft (CPA is equal 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

### [Cape Palmas Airport (CPA)](https://www.flightduration.online/airport/cpa-harper-cape-palmas-airport/1ef266de-e823-63fe-adfc-06bb2780ed98)

- City: Harper, Liberia
- ICAO: GLCP
- Timezone: Africa/Monrovia
- Coordinates: 4.380000, -7.700000
- Elevation: 20 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 06:58 in Adelaide, it's 21:28 in Harper.
With a 9.5-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)
- [Cape Palmas Airport (CPA)](https://www.flightduration.online/airport/cpa-harper-cape-palmas-airport/1ef266de-e823-63fe-adfc-06bb2780ed98)
- [Flight duration calculator](/#calculator)