Miles between Billings, MT and Gary, IN

There are
1,255 mi
from Billings, MT to Gary, IN

That's the driving distance. It would take 22 hours 13 mins to go from Billings, Montana to Gary, Indiana.

The flight distance (direct flight from Billings, MT to Gary, IN) is 1,092.22 mi.

1,255 mi = 1.61 kms