Miles between Billings, MT and Cahokia, IL

There are
1,273 mi
from Billings, MT to Cahokia, IL

That's the driving distance. It would take 22 hours 28 mins to go from Billings, Montana to Cahokia, Illinois.

The flight distance (direct flight from Billings, MT to Cahokia, IL) is 1,058.29 mi.

1,273 mi = 1.61 kms