There are
2,106 mi
from Wheaton, IL to Rohnert Park, CA
That's the driving distance. It would take 1 day 12 hours to go from Wheaton, Illinois to Rohnert Park, California.
The flight distance (direct flight from Wheaton, IL to Rohnert Park, CA) is 1,831.87 mi.
2,106 mi = 3,389.41 kms