There are
1,977 mi
from San Clemente, CA to Middleton, WI
That's the driving distance. It would take 1 day 11 hours to go from San Clemente, California to Middleton, Wisconsin.
The flight distance (direct flight from San Clemente, CA to Middleton, WI) is 1,654.60 mi.
1,977 mi = 3,181.67 kms