There are
2,395 mi
from Sunnyvale, CA to Dayton, OH
That's the driving distance. It would take 1 day 18 hours to go from Sunnyvale, California to Dayton, Ohio.
The flight distance (direct flight from Sunnyvale, CA to Dayton, OH) is 2,036.01 mi.
2,395 mi = 3.22 kms