There are
2,008 mi
from Irvine, CA to Champaign, IL
That's the driving distance. It would take 1 day 11 hours to go from Irvine, California to Champaign, Illinois.
The flight distance (direct flight from Irvine, CA to Champaign, IL) is 1,683.58 mi.
2,008 mi = 3.22 kms