This study focuses on the fairness of hotel services as a differentiating strategy to secure competitive advantage of hotel companies. Specifically, current study conducted to explore the impact of the fairness of hotel services on trust and customer citizenship behavior through hotel companies. Data was distributed to hotel customers through self-administered questionnaire, and a total of 231 usable responses were used for the analysis. Results are as followed. First, the distributive fairness has a significant positive impact on trust. Second, procedural fairness has a significantly positive impact on trust. Third, components of interactional fairness(courtesy, kindness, empathy, goodwill, and honesty) have significantly influence on trust. Fourth, trust has a significantly impact on customer citizenship behavior. In conclusion, this study will suggest to improve secure trust and further engage customer citizenship behavior for the hotel by enhancing the fairness of the service of hotel customers.