Westfield-Barnes Regional Airport (IATA: BAF, ICAO: KBAF, FAA LID: BAF) is a public/military airport in Hampden County, Massachusetts, United States. It is owned by the City of Westfield and is three miles (6 km) north of it. The airport is northwest of the larger city of Springfield. Formerly known as Barnes Municipal Airport, it is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.