BOZEMAN, MT (September 9, 2015). Bozeman Yellowstone International Airport (BZN) enplaned 500,011 passengers for the 12 month period ending August 31, 2015. This is the first time a Montana airport has surpassed 500,000 enplanements in any twelve consecutive month period. In addition, August 2015 set an all-time single month enplanement record with 62,236 passengers boarding flights during the month, up 1.1% over the previous all-time record set in August 2014....