There are
2,831 mi
from Vallejo, CA to Knightdale, NC
That's the driving distance. It would take 2 days 2 hours to go from Vallejo, California to Knightdale, North Carolina.
The flight distance (direct flight from Vallejo, CA to Knightdale, NC) is 2,400.21 mi.
2,831 mi = 3.22 kms