There are
2,037 mi
from La Mesa, CA to Machesney Park, IL
That's the driving distance. It would take 1 day 11 hours to go from La Mesa, California to Machesney Park, Illinois.
The flight distance (direct flight from La Mesa, CA to Machesney Park, IL) is 1,659.72 mi.
2,037 mi = 3,278.90 kms