There are
635 mi
from Tuscaloosa, AL to Gahanna, OH
That's the driving distance. It would take 11 hours 52 mins to go from Tuscaloosa, Alabama to Gahanna, Ohio.
The flight distance (direct flight from Tuscaloosa, AL to Gahanna, OH) is 537.38 mi.
635 mi = 1,021.30 kms