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There are 2 airports in Butte. Butte Airport (BTM) is Butte’s primary airport with at least domestic flights and international flights departing from its runways every week. As of today, airlines operate out of Butte Airport (BTM). Butte Airport (BTM) is 3.8 miles from Butte and offers nonstop flights to cities. Butte’s secondary airport Helena Airport (HLN) is 49.1 miles from Butte and has airlines operating out of it and offers nonstop flights to cities with at least domestic flights and international flights departing each week.