There are
2,170 mi
from Cupertino, CA to Paducah, KY
That's the driving distance. It would take 1 day 14 hours to go from Cupertino, California to Paducah, Kentucky.
The flight distance (direct flight from Cupertino, CA to Paducah, KY) is 1,830.18 mi.
2,170 mi = 3,492.90 kms