There are
1,781 mi
from Diamond Bar, CA to Clarksdale, MS
That's the driving distance. It would take 1 day 6 hours to go from Diamond Bar, California to Clarksdale, Mississippi.
The flight distance (direct flight from Diamond Bar, CA to Clarksdale, MS) is 1,553.54 mi.
1,781 mi = 2,865.69 kms