There are
2,264 mi
from Clemson, SC to Upland, CA
That's the driving distance. It would take 1 day 15 hours to go from Clemson, South Carolina to Upland, California.
The flight distance (direct flight from Clemson, SC to Upland, CA) is 1,975.19 mi.
2,264 mi = 3,644.32 kms