There are
1,938 mi
from Markham, IL to Hesperia, CA
That's the driving distance. It would take 1 day 9 hours to go from Markham, Illinois to Hesperia, California.
The flight distance (direct flight from Markham, IL to Hesperia, CA) is 1,676.62 mi.
1,938 mi = 3,118.56 kms