Miles between Carlsbad, CA and Alton, IL

There are
1,873 mi
from Carlsbad, CA to Alton, IL

That's the driving distance. It would take 1 day 9 hours to go from Carlsbad, California to Alton, Illinois.

The flight distance (direct flight from Carlsbad, CA to Alton, IL) is 1,562.49 mi.

1,873 mi = 1.61 kms