There are
1,916 mi
from San Clemente, CA to Tupelo, MS
That's the driving distance. It would take 1 day 9 hours to go from San Clemente, California to Tupelo, Mississippi.
The flight distance (direct flight from San Clemente, CA to Tupelo, MS) is 1,654.39 mi.
1,916 mi = 3,082.93 kms