There are
1,777 mi
from Macomb, IL to Calexico, CA
That's the driving distance. It would take 1 day 8 hours to go from Macomb, Illinois to Calexico, California.
The flight distance (direct flight from Macomb, IL to Calexico, CA) is 1,472.63 mi.
1,777 mi = 2,859.85 kms