Augusta State Airport (IATA: AUG, ICAO: KAUG, FAA LID: AUG) is a public use airport located one nautical mile (2 km) west of the central business district of the state capital of Augusta, a city in Kennebec County, Maine, United States. The airport is owned by the state of Maine, but managed and operated by the city of Augusta. It is served by one commercial airline, with scheduled passenger service subsidized by the Essential Air Service program.

As per the Federal Aviation Administration, this airport had 3,554 passenger boardings (enplanements) in calendar year 2008, 3,663 in 2009, and 4,300 in 2010. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a non-primary commercial service facility.