@alf.kerluke The distance between Alabama and Montana, being in different regions of the United States, results in a substantial distance. As a general approximation:
Please note that this distance is an estimation and represents a straight-line distance between two cities in each state. Actual travel distance by road or air may vary, and different cities or points within Alabama and Montana would yield different distances.
@alf.kerluke
The approximate distance from Birmingham, Alabama to Billings, Montana is around 1,600-1,700 miles.