It is 2,371 miles according to Google Maps.
The distance between Cincinnati, OH and Washington DC, is 522 miles and will take about 8 Hours 26 Minutes of driving time.
About 50 minutes.
too long grab a flight
Check Mapquest.com
10 hour for a trucker
About 5 hours depending on traffic conditions and where exactly you are in Cincinnati when you start.
It is 717 miles according to Google Maps.
Google Maps estimates the driving time as 3 hours and 32 minutes.
It is 26.6 miles and an estimated 34 minute drive according to Google Maps.
3 hours
15 hours