There are
742 mi
from Irvine, CA to Evanston, WY
That's the driving distance. It would take 13 hours 9 mins to go from Irvine, California to Evanston, Wyoming.
The flight distance (direct flight from Irvine, CA to Evanston, WY) is 643.68 mi.
742 mi = 1,194.93 kms