There are
1,905 mi
from San Clemente, CA to Monticello, MN
That's the driving distance. It would take 1 day 10 hours to go from San Clemente, California to Monticello, Minnesota.
The flight distance (direct flight from San Clemente, CA to Monticello, MN) is 1,505.07 mi.
1,905 mi = 3,065.60 kms