There are
1,977 mi
from Upland, CA to Palos Hills, IL
That's the driving distance. It would take 1 day 10 hours to go from Upland, California to Palos Hills, Illinois.
The flight distance (direct flight from Upland, CA to Palos Hills, IL) is 1,699.19 mi.
1,977 mi = 1.61 kms