The purpose of this study was to investigate dining-out behavior at ethnic restaurants and its relationship with ethnic restaurant satisfaction based on the food-related lifestyle (FRL) of undergraduate students. A total 306 of questionnaires were analyzed using SPSS ver. 12.0 package. The data were analysed using frequency, chi-square, one-way ANOVA, factor analysis and multiple regression analysis. According to the results of factor analysis, the FRL of undergraduate students categorized into health factor, taste factor, convenience factor and ethnic restaurant satisfaction was influenced by four elements: service & hygiene, food quality & convenience, atmosphere & image and unique culture. In addition, visiting frequency and visiting motivation of all dining-out behaviors at ethnic restaurants were significantly different and the FRL groups had differences in the influence of food quality & convenience, atmosphere & image and unique culture. Futhermore, the health factor of FRL was influenced by all elements of ethnic restaurant satisfaction. The findings indicate that ethnic restaurant owners should provide food with healthy ingredients in addition to unique culture and atmosphere to customers.