The total distance is about 457 miles therefore the halfway distance is about 228.5 miles. If you are seeking a halfway point to remain overnight for trip planning purposes it will be close to but not exactly at the Florida-Georgia border.
Valdosta, GA
~455 miles
460 miles
Savannah, Georgia is halfway between Tampa & Winston-Salem
About 455 miles
Dublin, GA is halfway between Savannah and Atlanta.
Habersham, Georgia is exactly halfway but Atlanta has more hotel and restaurant options.
Anywhere between Atlanta and Chattanooga. Calhoun is halfway.
735 km
It is 457.01 miles according to MapQuest.
793 Miles or 8 hrs
No. Atlanta is. Atlanta's population sits at 400,000+. Tampa's Population is 358,085.