There are
2,430 mi
from Simi Valley, CA to Christiansburg, VA
That's the driving distance. It would take 1 day 18 hours to go from Simi Valley, California to Christiansburg, Virginia.
The flight distance (direct flight from Simi Valley, CA to Christiansburg, VA) is 2,147.50 mi.
2,430 mi = 3.22 kms