There are
2,442 mi
from Garden Grove, CA to Roanoke, VA
That's the driving distance. It would take 1 day 18 hours to go from Garden Grove, California to Roanoke, Virginia.
The flight distance (direct flight from Garden Grove, CA to Roanoke, VA) is 2,136.15 mi.
2,442 mi = 3,929.73 kms