There are
2,054 mi
from Wheaton, IL to Santee, CA
That's the driving distance. It would take 1 day 12 hours to go from Wheaton, Illinois to Santee, California.
The flight distance (direct flight from Wheaton, IL to Santee, CA) is 1,693.71 mi.
2,054 mi = 3,306.39 kms