Miles between Lake Forest, CA and Naperville, IL

There are
1,989 mi
from Lake Forest, CA to Naperville, IL

That's the driving distance. It would take 1 day 10 hours to go from Lake Forest, California to Naperville, Illinois.

The flight distance (direct flight from Lake Forest, CA to Naperville, IL) is 1,699.73 mi.

1,989 mi = 1.61 kms