Aerovías de Integración Regional S.A. (Aires), was the second largest air carrier in Colombia. The airline operated scheduled regional domestic and international services, as well as a domestic cargo service. Its main base was El Dorado International Airport in Bogotá.
The airline was founded and started operations in 1981. In 2010, it was announced that 98% of the shares in Aires had been acquired by Chilean carrier LAN Airlines. In December 2011, it started operations as LAN Colombia.