Yongsan International School offers an academic course of study based on the American educational model for its international student body. At the high school level, YISS has an enriched college preparatory curriculum offering a range of Advanced Placement (AP) courses. The school's curriculum director, administrators and curriculum review committee are responsible for selecting the textbook(s) for each particular course of study. Since YISS is accredited by both WASC and ACSI, students who attend YISS are easily able to transfer to schools and universities in other countries.