There are
2,157 mi
from Half Moon Bay, CA to Matteson, IL
That's the driving distance. It would take 1 day 13 hours to go from Half Moon Bay, California to Matteson, Illinois.
The flight distance (direct flight from Half Moon Bay, CA to Matteson, IL) is 1,859.50 mi.
2,157 mi = 3,470.85 kms