Dubuque Regional Airport (IATA: DBQ, ICAO: KDBQ, FAA LID: DBQ) is a regional airport located eight miles south of Dubuque, in Dubuque County, Iowa. On U.S. Highway 61, the airport is owned by the city of Dubuque and is operated as a department of the city government. The city council appoints people for four-year terms to the Airport Commission board, which oversees the airport. For day-to-day operations, the Commission hires an airport manager. DBQ is used for general aviation and sees one airline. A charter service is run by Sun Country Airlines. The airport offers maintenance and refueling services, including service for jets.

The National Plan of Integrated Airport Systems for 2017–2021 categorized it as a primary commercial service facility. Federal Aviation Administration records say the airport had 42,870 passenger boardings (enplanements) in calendar year 2008, 39,359 in 2009, and 33,861 in 2010.