# Distance from Washington (DCA) to Diass (DSS)

> 6,404 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,404 km / 3,979 mi / 3,458 nm
- **Estimated flight time**: 9h
- **Heading**: 97° (east)
- **Return heading**: 307° (northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Senegal
- **Intercontinental**: North America → Africa
- **Time difference**: +4h (When it's 01:50 in Washington, it's 05:50 in Diass)
- **Elevation difference**: 275 ft (DSS 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

### [Blaise Diagne International Airport (DSS)](https://www.flightduration.online/airport/dss-diass-blaise-diagne-international-airport/1ef266de-e8e1-66ba-8968-06bb2780ed98)

- City: Diass, Senegal
- ICAO: GOBD
- Timezone: Africa/Dakar
- Coordinates: 14.670000, -17.070000
- Elevation: 289 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 01:50 in Washington, it's 05:50 in Diass.
The 4-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)
- [Blaise Diagne International Airport (DSS)](https://www.flightduration.online/airport/dss-diass-blaise-diagne-international-airport/1ef266de-e8e1-66ba-8968-06bb2780ed98)
- [Flight duration calculator](/#calculator)