In an ever changing and competitive environment, the tourism industry of each country must be developed in a sustainable manner, able to generate substantial economic benefits for key stakeholders and minimize negative environmental impacts. Thus, the pronounced dynamism of the tourism sector currently makes tourist destinations to be in fierce competition where the long-term success is conditioned by the sustainable development strategy adopted and operationalized by management organizations destinations. In this context, the minimum requirements for sustainable tourism development are: supporting the diversity of ecosystems; conservation and management of natural resources; finding ways to reduce uncontrolled population growth and unification of national decisions concerning the environment and the economy. Based on these considerations and the fact that Romania has a valuable ecotourism potential, internationally recognized by profile associations and other stakeholders, this paper presents an overview regarding the way in which sustainable management of tourist destination influence obtaining sustainable competitive advantage.