Background: Obviously, stress is an integral part of human life .This study was aimed to examine the relationship between personality traits and stress among the employees of the air corps base in Kerman. Materials and methods: The study was descriptive and the correlational kind. The participants were 250 employees of Kerman air corps base that were selected by simple randomized sampling method and they were measured by the NEO personality trait questionnaire and the inventory of depression, anxiety and stress (DASS) and data by using descriptive statistics such as mean, standard deviation, and inferential statistics such as stepwise regression were analyzed. Results: The results showed that there is a significant and positive relationship between neuroticism personality trait and the employees’ stress. In addition, there is a significant and negative relationship between the extroversion, openness, and conscientiousness types of personality traits and stress. Conclusion: It is concluded that the employees become more neurotic personality type, they become more stressful and with the increase of extraversion, openness, agreeableness, and conscientiousness their stress is decreased.