The present study aimed at investigating the effect of using a PBL approach in promoting oral performance skills of prospective tour guides. The study adopted the quasi-experimental one group pre-post administration design. Twelve second-year students major tour guidance department, Al-Alson high Institute for Tourism. The study begins with a review of the literature and previous studies dealing with oral performance and Project Based Learning approach. Instruments of the study included needs analysis to determine the subskills of oral performance that were commonly needed by tour guides students. A designed pre-posttest was done by the researcher and oral performance skills list. A training proposed program based on Project Based Learning approach was designed by the researcher. The researcher also designed a satisfaction questionnaire and an oral scoring rubric. The participants were submitted to an oral pre and posttest. The results were analyzed quantitatively by using Wilcoxon Signed-Ranks Test and qualitatively. The results revealed that Project Based Learning approach was highly effective in enhancing prospective tour guides' oral performance skills. Eventually, recommendations and suggestions for further research were presented.