There are
2,044 mi
from Waukegan, IL to Rancho Santa Margarita, CA
That's the driving distance. It would take 1 day 11 hours to go from Waukegan, Illinois to Rancho Santa Margarita, California.
The flight distance (direct flight from Waukegan, IL to Rancho Santa Margarita, CA) is 1,717.88 mi.
2,044 mi = 3.22 kms