There are
2,263 mi
from Sunnyvale, CA to Clarksville, TN
That's the driving distance. It would take 1 day 15 hours to go from Sunnyvale, California to Clarksville, Tennessee.
The flight distance (direct flight from Sunnyvale, CA to Clarksville, TN) is 1,904.78 mi.
2,263 mi = 3,641.32 kms