Miles between San Marcos, CA and Downers Grove, IL

There are
2,025 mi
from San Marcos, CA to Downers Grove, IL

That's the driving distance. It would take 1 day 11 hours to go from San Marcos, California to Downers Grove, Illinois.

The flight distance (direct flight from San Marcos, CA to Downers Grove, IL) is 1,697.04 mi.

2,025 mi = 3.22 kms