There are
2,829 mi
from Redwood City, CA to Manassas, VA
That's the driving distance. It would take 2 days 2 hours to go from Redwood City, California to Manassas, Virginia.
The flight distance (direct flight from Redwood City, CA to Manassas, VA) is 2,410.15 mi.
2,829 mi = 4,552.24 kms