1 | PUA | Pluna Lineas Aereas Urugauyas, S.A. | IATA: PU, Callsign: Pluna, IATA Prefix: 286, Founded in September 1936. Commenced operations on 19 November 1936. Ceased operations on 05 July 2012. Name changed from Primeras Lineas Uruguayas de Navegacion Aerea (PLUNA) | ROU | AVCODES |