There are
2,402 mi
from Chattanooga, TN to Sunnyvale, CA
That's the driving distance. It would take 1 day 18 hours to go from Chattanooga, Tennessee to Sunnyvale, California.
The flight distance (direct flight from Chattanooga, TN to Sunnyvale, CA) is 2,040.92 mi.
2,402 mi = 3.22 kms