The present study intended to investigate the effect of utilizing Learning Management System (LMS), Blackboard® on enhancing English as a Foreign Language (EFL) female students' satisfaction in the Saudi context. It is found that the effectiveness of utilizing the supplementary materials on Blackboard® is leading up to EFL students' satisfaction. Since, Blended Learning (BL) model could stimulate a classroom setting with activities that are carried out under flexible and engaging manner. The sample consisted of ninety-eight students from proficiency level -104. The data of the study was collected using a questionnaire to identify students' level of satisfaction. The results revealed that students' satisfaction was apparent as their positive responses outweighed their negative responses mainly in terms of richness of learning resources, opportunity to interact in foreign language, appropriateness and variety of content, and ease of using Blackboard®. Based on the results, the study recommends considering the positive assets and challenges to plan the future of both teaching and learning English language effectively. The study suggested several areas to be investigated in the future such as examining the motivational behavior of both the teachers and the students and finding out the factors that will affect the environment of BL in EFL.