# Distance from Harper (CPA) to Honolulu (HNL)

> 15,691 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,691 km / 9,750 mi / 8,473 nm
- **Estimated flight time**: 19h
- **Heading**: 313° (northwest)
- **Return heading**: 52° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Liberia) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -10h (When it's 20:42 in Harper, it's 10:42 in Honolulu)
- **Elevation difference**: 7 ft (HNL is lower than CPA)

## Airports

### [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

### [Daniel K Inouye International Airport (HNL)](https://www.flightduration.online/airport/hnl-honolulu-daniel-k-inouye-international-airport/1ef266df-8953-6d78-a54a-06bb2780ed98)

- City: Honolulu, United States
- ICAO: PHNL
- Timezone: Pacific/Honolulu
- Coordinates: 21.320000, -157.920000
- Elevation: 13 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 20:42 in Harper, it's 10:42 in Honolulu.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Cape Palmas Airport (CPA)](https://www.flightduration.online/airport/cpa-harper-cape-palmas-airport/1ef266de-e823-63fe-adfc-06bb2780ed98)
- [Daniel K Inouye International Airport (HNL)](https://www.flightduration.online/airport/hnl-honolulu-daniel-k-inouye-international-airport/1ef266df-8953-6d78-a54a-06bb2780ed98)
- [Flight duration calculator](/#calculator)