Sao Sebastiao do Cai is located in Porto Alegre city, Brazil at the -29.5867, -51.3756 coordinates. Distance from Sao Sebastiao do Cai to other cities. are listed below, click on the city name to find distance between. Distance from São Sebastião do Caí to Caxias do Sul 50 km, to Canoas 41 km, to Pelotas 260 km. The green marker indicates the location of São Sebastião do Caí.