Buenos Aires (disambiguation)

Buenos Aires is the capital city of Argentina.

Buenos Aires may also refer to:
 Buenos Aires Province
 Lake Buenos Aires, Argentina
 Buenos Aires, Pernambuco
 Buenos Aires, Cauca
 Concepción de Buenos Aires, a municipality in the Mexican state of Jalisco
 San Nicolás Buenos Aires, a municipality in the Mexican state of Puebla
 Little Buenos Aires, a neighborhood in Miami Beach, United States
 Buenos Aires, Trujillo, Peru
 Buenos Aires (Costa Rica)