# Distance from Columbus (CMH) to Washington (IAD)

> 479 km · estimated flight time 2h · Regional route.

## Summary

- **Distance**: 479 km / 297 mi / 258 nm
- **Estimated flight time**: 2h
- **Heading**: 103° (east southeast)
- **Return heading**: 287° (west northwest)
- **Classification**: Regional
- **Type**: Domestic (United States)
- **Time difference**: +0h (When it's 20:41 in Columbus, it's 20:41 in Washington)
- **Elevation difference**: 503 ft (IAD is lower than CMH)

## Airports

### [John Glenn Columbus International Airport (CMH)](https://www.flightduration.online/airport/cmh-columbus-john-glenn-columbus-international-airport/1ef266df-1458-66ea-b64c-06bb2780ed98)

- City: Columbus, United States
- ICAO: KCMH
- Timezone: America/New_York
- Coordinates: 40.000000, -82.890000
- Elevation: 815 ft

### [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

## Route notes

This is a short regional route, typically operated by turboprop or small regional jet aircraft. Flight time is minimal and passengers can expect a quick, efficient journey.

## Related

- [John Glenn Columbus International Airport (CMH)](https://www.flightduration.online/airport/cmh-columbus-john-glenn-columbus-international-airport/1ef266df-1458-66ea-b64c-06bb2780ed98)
- [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Flight duration calculator](/#calculator)