Miles between Billings, MT and Calumet City, IL

There are
1,247 mi
from Billings, MT to Calumet City, IL

That's the driving distance. It would take 21 hours 59 mins to go from Billings, Montana to Calumet City, Illinois.

The flight distance (direct flight from Billings, MT to Calumet City, IL) is 1,082.90 mi.

1,247 mi = 1.61 kms