There are
1,930 mi
from San Diego, CA to Paducah, KY
That's the driving distance. It would take 1 day 10 hours to go from San Diego, California to Paducah, Kentucky.
The flight distance (direct flight from San Diego, CA to Paducah, KY) is 1,639.73 mi.
1,930 mi = 1.61 kms