FSX/Prepar3D Scenery--Cataratas Int'l Airport. Foz do Iguacu/Cataratas International Airport (IATA: IGU, ICAO: SBFI), is the airport serving Foz do Iguacu, Brazil. It is named after the Iguazu Falls (Portuguese: Cataratas do Iguacu). It is operated by Infraero. Photo-terrain area improved with autogen files. Includes a friendly auto-install and pics inside. By Fernando Angel Gonzalez.