J Salsabilla Primary Author N Chairunnisa Additional Author Darmawan Apriyadi Primary Author J Sandra Primary Author Yulianti Keke Additional Author

This study aims to identify the effect of service quality and customer satisfaction on customer loyalty in Garuda Indonesia Soekarno Hatta Jakarta. The data collection method used in this study are quantitative research methods by obtaining primary data sources and secondary data. The sample used in this study is probability sampling technique that is a random sampling system and the sample calculation method uses the method of Isaac and Michael with data obtained processed using SPSS 23.0 for Windows. While the method of data analysis uses statistical analysis, validity, and reliability, basic assumption test, simple linear regression analysis, coefficient of determination analysis and T test (Partial Test). The results showed that service quality and customer satisfaction had a strong influence on customer loyalty. Service quality and customer satisfaction have an influence of 77.2% on customer satisfaction and the remaining 22.8% is influenced by other factors.(100% - 77.2% = 22,8%).