There are
2,354 mi
from Vacaville, CA to Sandusky, OH
That's the driving distance. It would take 1 day 16 hours to go from Vacaville, California to Sandusky, Ohio.
The flight distance (direct flight from Vacaville, CA to Sandusky, OH) is 2,075.02 mi.
2,354 mi = 3.22 kms