# Distance from Washington (DCA) to Dehradun (DED)

> 11,920 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,920 km / 7,407 mi / 6,436 nm
- **Estimated flight time**: 15h
- **Heading**: 22° (north northeast)
- **Return heading**: 340° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → India
- **Intercontinental**: North America → Asia
- **Time difference**: +9.5h (When it's 20:46 in Washington, it's 06:16 in Dehradun)
- **Elevation difference**: 1,817 ft (DED 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

### [Dehradun Airport (DED)](https://www.flightduration.online/airport/ded-dehradun-dehradun-airport/1ef266df-f1fb-6664-aa1d-06bb2780ed98)

- City: Dehradun, India
- ICAO: VIDN
- Timezone: Asia/Kolkata
- Coordinates: 30.190000, 78.180000
- Elevation: 1,831 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 20:46 in Washington, it's 06:16 in Dehradun.
With a 9.5-hour time difference, expect significant 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)
- [Dehradun Airport (DED)](https://www.flightduration.online/airport/ded-dehradun-dehradun-airport/1ef266df-f1fb-6664-aa1d-06bb2780ed98)
- [Flight duration calculator](/#calculator)