There are
2,278 mi
from Clemson, SC to Walnut, CA
That's the driving distance. It would take 1 day 15 hours to go from Clemson, South Carolina to Walnut, California.
The flight distance (direct flight from Clemson, SC to Walnut, CA) is 1,988.42 mi.
2,278 mi = 3,666.77 kms