There are
1,947 mi
from Wheaton, IL to Fontana, CA
That's the driving distance. It would take 1 day 10 hours to go from Wheaton, Illinois to Fontana, California.
The flight distance (direct flight from Wheaton, IL to Fontana, CA) is 1,675.49 mi.
1,947 mi = 3,133.53 kms