There are
2,403 mi
from Hayward, CA to Chattanooga, TN
That's the driving distance. It would take 1 day 18 hours to go from Hayward, California to Chattanooga, Tennessee.
The flight distance (direct flight from Hayward, CA to Chattanooga, TN) is 2,041.02 mi.
2,403 mi = 3,867.34 kms