There are
2,193 mi
from San Mateo, CA to Paducah, KY
That's the driving distance. It would take 1 day 15 hours to go from San Mateo, California to Paducah, Kentucky.
The flight distance (direct flight from San Mateo, CA to Paducah, KY) is 1,843.32 mi.
2,193 mi = 3,529.67 kms