Tres Coroas is located in Porto Alegre city, Brazil at the -29.5169, -50.7778 coordinates. Distance from Tres Coroas to other cities. are listed below, click on the city name to find distance between. Distance from Três Coroas to Caxias do Sul 55 km, to Canoas 59 km, to Pelotas 292 km. The green marker indicates the location of Três Coroas.