There are
2,543 mi
from Concord, CA to Greeneville, TN
That's the driving distance. It would take 1 day 20 hours to go from Concord, California to Greeneville, Tennessee.
The flight distance (direct flight from Concord, CA to Greeneville, TN) is 2,148.73 mi.
2,543 mi = 3.22 kms