Travelers are voting Bozeman Yellowstone International Airport as the best airport in Belgrade. There are 1 airport in Ennis a city just 34 km from Belgrade and 1 airport in Boulder which is 50 km distant. The most popular of these are Twin Bridges Airport in Ennis and Bert Mooney Airport in Boulder. You can find 6 airports in Montana and 692 airports in the country of United States. Our members favorite in Montana is Bozeman Yellowstone International Airport and Ofu Island Airport is the top pick in United States. Want more? Check out our map of airports in Belgrade.