Billings Logan International Airport (BIL) is the second-busiest airport in Montana, with nearly 400 thousand passengers on a yearly basis. As its name suggests, the airport is located near the state’s largest city, Billings. The distance from the city center to the entrance to the park is about 65 miles.

This airport is served by several airlines, which connect it to a number of airports across the United States, including those located in Salt Lake City, Dallas, Denver, Seattle, and so on.

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