There are
2,775 mi
from Vallejo, CA to Manassas Park, VA
That's the driving distance. It would take 2 days to go from Vallejo, California to Manassas Park, Virginia.
The flight distance (direct flight from Vallejo, CA to Manassas Park, VA) is 2,399.38 mi.
2,775 mi = 3.22 kms