Miles between San Marcos, CA and Chatham, IL

There are
1,943 mi
from San Marcos, CA to Chatham, IL

That's the driving distance. It would take 1 day 10 hours to go from San Marcos, California to Chatham, Illinois.

The flight distance (direct flight from San Marcos, CA to Chatham, IL) is 1,585.22 mi.

1,943 mi = 1.61 kms