Fazenda Santa Lúcia Airport is a small private airstrip located near Barão de Melgaço in the state of Mato Grosso, Brazil. It operates under the ICAO code SISL and serves the agricultural estate (fazenda) for which it is named, providing light aircraft access to an otherwise remote area. The airstrip is typical of many private farm airports in Brazil's interior, supporting general aviation and agricultural operations rather than scheduled commercial passenger service. It has no IATA code assigned, reflecting its non-commercial status.