There are
2,720 mi
from Redwood City, CA to Roanoke, VA
That's the driving distance. It would take 1 day 23 hours to go from Redwood City, California to Roanoke, Virginia.
The flight distance (direct flight from Redwood City, CA to Roanoke, VA) is 2,302.15 mi.
2,720 mi = 4,376.97 kms