What is the sister company of the airline which serves Sauce Viejo Airport?
Sauce Viejo Airport Sauce Viejo Airport (Spanish: "Aeropuerto de Santa Fe – Sauce Viejo" ) (IATA: SFN, ICAO: SAAV) is an airport in Santa Fe Province, Argentina serving the city of Santa Fe. It is served by Austral Líneas Aéreas.
Cubana de Aviación Cubana de Aviación S.A., commonly known as Cubana, is a national airline based in Cuba, as well as the country's largest airline. It was founded in  1929 (1929-) , becoming one of the earliest airlines to emerge in Latin America. It has its corporate headquarters in Havana, and its main base is located at José Martí International Airport. Originally a subsidiary of Pan American World Airways and later a private company owned by Cuban investors, Cubana has been wholly owned by the Cuban government since May 1959 and celebrated its 80th anniversary in 2009.