Miles between Diamond Bar, CA and Collinsville, IL

There are
1,816 mi
from Diamond Bar, CA to Collinsville, IL

That's the driving distance. It would take 1 day 7 hours to go from Diamond Bar, California to Collinsville, Illinois.

The flight distance (direct flight from Diamond Bar, CA to Collinsville, IL) is 1,574.91 mi.

1,816 mi = 2,922.35 kms