Pirai is located in Rio de Janeiro city, Brazil at the -22.6292, -43.8981 coordinates. Distance from Pirai to other cities. are listed below, click on the city name to find distance between. Distance from Piraí to Nova Iguacu 48 km, to Duque de Caxias 63 km, to Belford Roxo 53 km. The green marker indicates the location of Piraí.