There are
2,475 mi
from Johnson City, TN to Atwater, CA
That's the driving distance. It would take 1 day 19 hours to go from Johnson City, Tennessee to Atwater, California.
The flight distance (direct flight from Johnson City, TN to Atwater, CA) is 2,102.28 mi.
2,475 mi = 3,982.34 kms