There are
2,393 mi
from Vallejo, CA to Hilliard, OH
That's the driving distance. It would take 1 day 17 hours to go from Vallejo, California to Hilliard, Ohio.
The flight distance (direct flight from Vallejo, CA to Hilliard, OH) is 2,084.77 mi.
2,393 mi = 3.22 kms