Gross Domestic Product: Air Transportation (NAICS 481) in Montana was 241.00000 Mil. of $ in January of 2022, according to the United States Federal Reserve. Historically, Gross Domestic Product: Air Transportation (NAICS 481) in Montana reached a record high of 241.00000 in January of 2022 and a record low of 28.40000 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Gross Domestic Product: Air Transportation (NAICS 481) in Montana - last updated from the United States Federal Reserve on April of 2024.