There are
2,274 mi
from Redwood City, CA to Clarksville, TN
That's the driving distance. It would take 1 day 16 hours to go from Redwood City, California to Clarksville, Tennessee.
The flight distance (direct flight from Redwood City, CA to Clarksville, TN) is 1,914.38 mi.
2,274 mi = 3,659.90 kms