Miles between San Marcos, CA and Marion, IL

There are
1,947 mi
from San Marcos, CA to Marion, IL

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

The flight distance (direct flight from San Marcos, CA to Marion, IL) is 1,614.20 mi.

1,947 mi = 1.61 kms