One of the key issues facing the Egyptian Government is a way to give a development of Slums and boost its livelihood to satisfy the needs of its people. In this context, sustainable slum tourism is the key driver of real development , the current research shows that it is important to lead slum development within the sustainable slum tourism framework in order to optimize the benefits of tourism sector targeting the informal regions of Egypt since it takes up 38.60% of Egyptian urbanization, but to do it sustainably takes an optimistic and positive vision, especially since there are dozens of opportunities that can Benefiting from the development of sustainable slum tourism and its impact on informal areas in Egypt, , similar to many developing countries such as India, Brazil, Kenya, Mexico, South Africa and Indonesia, in which this type of tourism started. To deal with the slum tourism system, the study in slum Egypt must be determined within the framework of both the supply and demand issues. In the context of the supply issue, all the elements of the Egyptian informal areas are studied and identified of various kinds (slums on agriculture land, slums on desert land, and Housing in the cemeteries), which reflects the vocabulary available for development, while the issue of demand is all about the quality of tourism demand in this pattern, which is referred to as the increase due to the desire of tourists to go to this type of areas. And then the paper concludes with a summary of the findings and recommendations to operationalize the sustainability of the system, that must be addressed within the framework of a set of pillars on which sustainability principles are based and are:(the environmental framework-the social framework-the economic framework-the institutional framework).