South Texas Regional Airport at Hondo (ICAO: KHDO, FAA LID: HDO) is a public use airport located two nautical miles (4 km) northwest of the central business district of Hondo, a city in Medina County, Texas, United States. It is owned by the City of Hondo and was formerly known as Hondo Municipal Airport. This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.