There are
2,557 mi
from San Clemente, CA to Harrisonburg, VA
That's the driving distance. It would take 1 day 20 hours to go from San Clemente, California to Harrisonburg, Virginia.
The flight distance (direct flight from San Clemente, CA to Harrisonburg, VA) is 2,178.72 mi.
2,557 mi = 4,115.81 kms