There are
2,136 mi
from San Mateo, CA to La Grange Park, IL
That's the driving distance. It would take 1 day 12 hours to go from San Mateo, California to La Grange Park, Illinois.
The flight distance (direct flight from San Mateo, CA to La Grange Park, IL) is 1,843.15 mi.
2,136 mi = 3.22 kms