United States - Government current expenditures: Federal: Economic affairs: Transportation: Air was 27.36000 Bil. of $ in January of 2022, according to the United States Federal Reserve. Historically, United States - Government current expenditures: Federal: Economic affairs: Transportation: Air reached a record high of 27.36000 in January of 2022 and a record low of 0.49700 in January of 1959. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Government current expenditures: Federal: Economic affairs: Transportation: Air - last updated from the United States Federal Reserve on April of 2024.