There are
825 mi
from Hayward, CA to Evanston, WY
That's the driving distance. It would take 14 hours 13 mins to go from Hayward, California to Evanston, Wyoming.
The flight distance (direct flight from Hayward, CA to Evanston, WY) is 642.43 mi.
825 mi = 1,328.09 kms