There are
1,171 mi
from Waltham, MA to Cahokia, IL
That's the driving distance. It would take 22 hours 10 mins to go from Waltham, Massachusetts to Cahokia, Illinois.
The flight distance (direct flight from Waltham, MA to Cahokia, IL) is 1,027.93 mi.
1,171 mi = 1,884.12 kms