Miles between San Marcos, CA and Decatur, AL

There are
2,011 mi
from San Marcos, CA to Decatur, AL

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

The flight distance (direct flight from San Marcos, CA to Decatur, AL) is 1,727.95 mi.

2,011 mi = 3.22 kms