There are
743 mi
from Irvine, CA to Evanston, WY
That's the driving distance. It would take 13 hours 10 mins to go from Irvine, California to Evanston, Wyoming.
The flight distance (direct flight from Irvine, CA to Evanston, WY) is 643.68 mi.
743 mi = 1,195.03 kms