There are
1,990 mi
from Wheaton, IL to Tustin, CA
That's the driving distance. It would take 1 day 10 hours to go from Wheaton, Illinois to Tustin, California.
The flight distance (direct flight from Wheaton, IL to Tustin, CA) is 1,706.45 mi.
1,990 mi = 3,201.86 kms