The purpose of this research is to determine the influence of Quality of Work Life on the intention to leave among millennial employees in state-owned banking sector in Surabaya. This type of research is basic research, which provides solutions to a specific problem and validates existing theories. Employees have a balanced time between work and family according to their needs. Having a good quality of work life can increase job satisfaction and help organizations retain their employees. The satisfaction felt by employees then manifests in a lower desire to leave the company. Based on data processing, hypothesis testing, and discussion, the researcher concludes that the four hypotheses are supported. Quality of Work Life has a negative and significant impact on the intention to leave among millennial employees in state-owned banking sector in Surabaya. Quality of Work Life has a positive and significant impact on job satisfaction among millennial employees in state-owned banking sector in Surabaya. Job satisfaction has a negative and significant impact on the intention to leave among millennial employees in state-owned banking sector in Surabaya. Quality of Work Life has a significant impact on the intention to leave through job satisfaction as a mediating variable among millennial employees in state-owned banking sector in Surabaya.