Roanake, Virginia is just about half-way.
700 miles
It is 704.43 miles according to MapQuest.
The driving distance from Baltimore, Maryland to Bristol, Tennessee is about 414 miles / 666 km
The driving distance between Knoxville, TN and Baltimore, MD is approximately 525 miles. The driving time would be approximately 9 hours if you were to travel non-stop in good driving conditions. (The driving time does not take into consideration conditions which may extend trip time such as weather, road work, border crossings and rush hour traffic in urban areas.)
The halfway point between Evensville Tennesee and Knoxville Tennesee is Dogwood Shores Tennessee.
About 180 miles
178 miles taking I-40.
around 180 miles
It is 113.37 miles according to MapQuest.
0. Baltimore City is right inside Maryland State.
about 390 miles