It is important to know that what is essential for making tourism possible, comfortable, and satisfactory to tourists. This study focused on the constituents or essential elements of tourism that influence tourist's satisfaction. This study is undertaken in the Sylhet region in 2019. It is conducted following a quantitative method through regression analysis. Though the study it is found that there are three main constituents of tourism and they are namely transportation, accommodation, and food. These three elements have a huge influence on tourist satisfaction in Sylhet. The infrastructure and facilities of transportation should be developed in the Sylhet region in the near future. The two other elements, accommodation, and food, are satisfactory for welcoming tourists in the region while the availability of healthy and tasty food around different remote spots will make tourists more relaxed.