Miles between Billings, MT and Defiance, OH

There are
1,438 mi
from Billings, MT to Defiance, OH

That's the driving distance. It would take 1 day 1 hour to go from Billings, Montana to Defiance, Ohio.

The flight distance (direct flight from Billings, MT to Defiance, OH) is 1,243.48 mi.

1,438 mi = 1.61 kms