There are
1,927 mi
from La Mesa, CA to Taylorville, IL
That's the driving distance. It would take 1 day 10 hours to go from La Mesa, California to Taylorville, Illinois.
The flight distance (direct flight from La Mesa, CA to Taylorville, IL) is 1,608.88 mi.
1,927 mi = 3,101.01 kms