A sustainable approach ensures that planning today is in line with the wishes and needs of future generations and that the activities taken today do not diminish their ability to undertake them. Sustainable tourism has developed as a special form of tourism due to the increased need for a more thoughtful approach while planning destination development. In a special way, it praises the local community and the tourist destination as a space where tourism takes place, respectively, a sustainable approach seeks to change the awareness of people in general to do their daily activities with respect for resources that primarily enabled them to undertake these activities. In terms of tourism, sustainability is a concept that should generate long-term benefits for all stakeholders in the tourist offer of a particular destination, as well as tourism policy makers, local entrepreneurs, locals in general and tourists as end users of tourism products and services, while respecting and preserving resources and destination space. In the city of Omiš, due to increased tourist trends during the summer months, certain difficulties have been noticed which are brought into the context of sustainable tourism development. For this reason, the attitudes of the local population regarding the development of tourism in the city of Omiš in general, and the economic, socio-cultural and environmental effects of tourism development as important elements of sustainable tourism were examined. The results showed that there is potential for the development of sustainable tourism in the area of Omiš, but additional efforts are needed so that further tourism development can ensure that Omiš really becomes a sustainable tourist destination.