There are
2,114 mi
from San Mateo, CA to Channahon, IL
That's the driving distance. It would take 1 day 12 hours to go from San Mateo, California to Channahon, Illinois.
The flight distance (direct flight from San Mateo, CA to Channahon, IL) is 1,825.50 mi.
2,114 mi = 3.22 kms