There are
2,368 mi
from Pleasanton, CA to Dayton, OH
That's the driving distance. It would take 1 day 17 hours to go from Pleasanton, California to Dayton, Ohio.
The flight distance (direct flight from Pleasanton, CA to Dayton, OH) is 2,021.87 mi.
2,368 mi = 3,810.74 kms