There are
2,220 mi
from Riverside, CA to Greeneville, TN
That's the driving distance. It would take 1 day 14 hours to go from Riverside, California to Greeneville, Tennessee.
The flight distance (direct flight from Riverside, CA to Greeneville, TN) is 1,950.59 mi.
2,220 mi = 3,573.35 kms