The purposes of this study are 1) To find out how the student learning outcomes before the use of online learning in Indonesian class X SMA Negeri 1 Tebas subjects. 2) To find out how the learning outcomes after using online learning in Indonesian subjects at SMA Negeri 1 Tebas. 3) To
find out the difference in the average student learning outcomes before and after online learning in Indonesian subjects at SMA Negeri 1 Tebas. This research uses descriptive quantitative research methods. The population in
this study were all students of class X SMA Negeri 1 Tebas totaling 102 students and the sample in this study was class X B students (amounting to 25 students. Data collection techniques used in this study were direct communication techniques, indirect communication techniques and measurement and data collection tools used are questionnaires, interview guides and tests. Student learning outcomes before the use of online learning in Indonesian subjects can be seen from the average score (mean) obtained 78.80 or in good category The learning outcomes after the
implementation of online learning in Indonesian subjects is an average score of 82.60 or in the very high category. The difference in the average student learning outcomes before and after online learning can be tested by t-test by
comparing the significance level ( p-value) with the error Sig (000) > 0.005 means The two data groups have different variances. At the output it is known that Sig (2-tailled) = 113 < 0.005 then Ho is rejected and Ha is accepted, This means that there is a difference in the average student learning outcomes before and after online learning at SMA Negeri 1 Tebas. The average student learning outcomes before online learning is 78.80 and the average student learning outcomes after online learning is 82.60.

Keywords: Online Learning, Learning Outcomes