There are
1,390 mi
from San Clemente, CA to Kearney, NE
That's the driving distance. It would take 1 day to go from San Clemente, California to Kearney, Nebraska.
The flight distance (direct flight from San Clemente, CA to Kearney, NE) is 1,135.40 mi.
1,390 mi = 2,236.58 kms