This project aims to study the fluent factors and the satisfaction of the traveler to choose a travel agency owing to the tourism industry in Thailand have various entrepreneurs manage the business of accommodations, restaurant, amusement park, exhibition and transportation to facilitate for the travelers. We researched answer from the objective by gathering the data from 260 participants who are the English major students in the Faculty of Humanities and Social Sciences at Burapha University by using a questionnaire, the questionnaire was assigned by using concept for the 4ps, the generic consumer decision-making model and Sample size corresponding to the different population size table. We analyzed all of the data by using average. From the result of this project, we found the main factor that can effect to the decision in choosing the travel agency. The first factor was the product and the service. The second was travel agency’s promotion. The third was purchased channel and the last factor was the price of the product. In the result of satisfied overall image, 198 participants who have used the travel agency, mostly satisfied the overall image of travel agency service. And the participant 62 people have never had to use a travel agency.