# Distance from Washington (DCA) to Koulamoutou (KOU)

> 10,045 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,045 km / 6,242 mi / 5,424 nm
- **Estimated flight time**: 13h
- **Heading**: 91° (east)
- **Return heading**: 309° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Gabon
- **Intercontinental**: North America → Africa
- **Time difference**: +5h (When it's 14:25 in Washington, it's 19:25 in Koulamoutou)
- **Elevation difference**: 1,056 ft (KOU is higher than DCA)

## Airports

### [Ronald Reagan Washington Ntl Airport (DCA)](https://www.flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)

- City: Washington, United States
- ICAO: KDCA
- Timezone: America/New_York
- Coordinates: 38.850000, -77.040000
- Elevation: 14 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 14:25 in Washington, it's 19:25 in Koulamoutou.
The 5-hour time difference may cause some jet lag.

## Related

- [Ronald Reagan Washington Ntl Airport (DCA)](https://www.flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)
- [Koulamoutou Airport (KOU)](https://www.flightduration.online/airport/kou-koulamoutou-koulamoutou-airport/1ef266de-dd33-64b2-8b27-06bb2780ed98)
- [Flight duration calculator](/#calculator)