The purpose of this study was to analyze the factors which affect the development of internal sport tourism in Iran. The sample was composed of 59 graduated experts and Ph.D students of sport management. In this study, 52 factors related to the sport tourism were found and classified into 12 areas. In order to achieve the research goals, a questionnaire was used. The validity and reliability of the questionnaire were examined and approved (?= 0.93). For data analysis, some statistical techniques such as Delphi method, Friedman and Spearman correlation were used. The results of the current study indicated that customer service, safety and accommodation were the most important areas in internal sport tourism. Education, economy and tourism attractions bore the most correlation with other factors.