Introduction: Attract spectators to sporting events and leagues sports teams is one of the basic strategies to increase revenue and differentiate itself is considered. That's why now they understand why spectators at sporting events, helps to identify their needs so that they can provide the necessary conditions to attend again. The aim of this study was to investigate the motivations and constraints, attendance at international events.
Methodology: Correlational study and research tools, self-designed questionnaire which its validity and reliability using confirmatory factor analysis with Cronbach's alpha coefficient was calculated. The population of all the spectators who were watching the national team for the World League volleyball in 1394 in the hall of Azadi sport complex attended. Of the 500 questionnaire that was distributed, 377 questionnaires were completed and returned. To review and conceptual model of factor analysis and path analysis software was used Lisrel.
Results: The results showed that all relationships were significant conceptual model. The factors intrinsic motivation, extrinsic motivation, internal constraints and external constraints affected the attendance at international sporting events.
Discussion: The most important factors intrinsic motivation crowd Volleyball World League of attachment to the team, attachment to community, aesthetics, escape, the excitement of the game. The most important factors extrinsic motivation includes the behavior of the player, event, media and were promoted. Including internal constraints, lack of interest in others, lack of knowledge and lack of success. The most important external factors include position limits competition venue, cost and was replaced in sports entertainment. The organizers of international sporting events to increase motivation and reduce limitations for attendance at sporting events, pay special attention. Our results with the results of Kim and Trial (2010) and Jeffrey (2004) were similar.