There are
2,005 mi
from Irvine, CA to Mchenry, IL
That's the driving distance. It would take 1 day 11 hours to go from Irvine, California to Mchenry, Illinois.
The flight distance (direct flight from Irvine, CA to Mchenry, IL) is 1,704.50 mi.
2,005 mi = 3.22 kms