# Distance from Washington (IAD) to Selibaby (SEY)

> 6,829 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,829 km / 4,244 mi / 3,688 nm
- **Estimated flight time**: 9h
- **Heading**: 93° (east)
- **Return heading**: 306° (northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Mauritania
- **Intercontinental**: North America → Africa
- **Time difference**: +4h (When it's 03:43 in Washington, it's 07:43 in Selibaby)
- **Elevation difference**: 93 ft (SEY is lower than IAD)

## Airports

### [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)

- City: Washington, United States
- ICAO: KIAD
- Timezone: America/New_York
- Coordinates: 38.900000, -77.500000
- Elevation: 312 ft

### [Selibaby Airport (SEY)](https://www.flightduration.online/airport/sey-selibaby-selibaby-airport/1ef266de-e94f-602a-835b-06bb2780ed98)

- City: Selibaby, Mauritania
- ICAO: GQNS
- Timezone: Africa/Nouakchott
- Coordinates: 15.180000, -12.210000
- Elevation: 219 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 03:43 in Washington, it's 07:43 in Selibaby.
The 4-hour time difference may cause some jet lag.

## Related

- [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Selibaby Airport (SEY)](https://www.flightduration.online/airport/sey-selibaby-selibaby-airport/1ef266de-e94f-602a-835b-06bb2780ed98)
- [Flight duration calculator](/#calculator)