There are
2,184 mi
from Wheaton, IL to Mendota, CA
That's the driving distance. It would take 1 day 13 hours to go from Wheaton, Illinois to Mendota, California.
The flight distance (direct flight from Wheaton, IL to Mendota, CA) is 1,750.37 mi.
2,184 mi = 3,515.20 kms