With the development of the Internet, life patterns have changed to online-oriented, which has affected the various activities related to tourism, and information search behavior has also changed. Recently, tourists have been constantly searching for information through all stages of tourism activities, and online information media is increasingly being preferred in offline information media. As a result, it became very important to understand what types of tourism information are searched for by using any online information source for each stage of tourism behavior. Research was held in online survey to domestic tourists who traveled in last year. With the cross-tabulation analysis, it searches the information mainly about destination information, restaurant / restaurant information, accommodation information, and traffic information with all kinds of information sources. Through the results, it can be seen that domestic travelers are steadily searching for specific information at every stage through a single source of information. Also, it became possible to know what kind of information the domestic travelers mainly explored.