# Distance from Honolulu (HNL) to Koulamoutou (KOU)

> 17,544 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 17,544 km / 10,901 mi / 9,473 nm
- **Estimated flight time**: 22h
- **Heading**: 26° (north northeast)
- **Return heading**: 336° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Gabon
- **Intercontinental**: North America → Africa
- **Time difference**: +11h (When it's 18:50 in Honolulu, it's 05:50 in Koulamoutou)
- **Elevation difference**: 1,057 ft (KOU is higher than HNL)

## Airports

### [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

### [Koulamoutou Airport (KOU)](https://www.flightduration.online/airport/kou-koulamoutou-koulamoutou-airport/1ef266de-dd33-64b2-8b27-06bb2780ed98)

- City: Koulamoutou, Gabon
- ICAO: FOGK
- Timezone: Africa/Libreville
- Coordinates: -1.180000, 12.440000
- Elevation: 1,070 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 18:50 in Honolulu, it's 05:50 in Koulamoutou.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Daniel K Inouye International Airport (HNL)](https://www.flightduration.online/airport/hnl-honolulu-daniel-k-inouye-international-airport/1ef266df-8953-6d78-a54a-06bb2780ed98)
- [Koulamoutou Airport (KOU)](https://www.flightduration.online/airport/kou-koulamoutou-koulamoutou-airport/1ef266de-dd33-64b2-8b27-06bb2780ed98)
- [Flight duration calculator](/#calculator)