Judging from the current development of the internet where almost every community activity has been supported by internet technology, which can connect each individual to the global network. Therefore, business people use this internet technology to run their business, making it easier for business people to market and develop their businesses the increasingly high use of the internet, it opens up opportunities for entrepreneurs to develop their business in the virtual world or what is commonly called e-commerce. In this study, the analysis of the influence of website quality aims to find out whether usability, information quality and interaction quality affect user satisfaction partially and simultaneously. In this study, the object of research is PT Trinusa Travelindo or better known as traveloka. The data used is primary data collected from respondents using a questionnaire instrument created using the webqual method. Webqual is one of the methods or techniques for measuring website quality based on the perception of the end user. Website quality can be assessed by three dimensions of WebQual 4.0 which consists of user quality, information quality and interaction quality From the results of this study, it can be concluded that usability, information quality and interaction quality partially affect the user satisfaction of the Traveloka website. And simultaneously (together) usability, information quality and interaction quality affect the user satisfaction of the Traveloka website

Keywords : E-commerce; Webqual, Usability; User satisfaction; Quality of Information; Quality of Interaction.