There are
1,998 mi
from Irvine, CA to Darien, IL
That's the driving distance. It would take 1 day 11 hours to go from Irvine, California to Darien, Illinois.
The flight distance (direct flight from Irvine, CA to Darien, IL) is 1,712.33 mi.
1,998 mi = 1.61 kms