Purpose This study aims to investigate the influence of learning organization characteristics on sustainability outcomes in the tourism sector, with a specific focus on sustainable tourism practices. It seeks to gain insights into how organizations in the tourism industry contribute to sustainability efforts. Design/methodology/approach This research used a survey method to gather data from employees working in five leading Indian tourism companies. The study was designed based on the theoretical frameworks of triple bottom line theory and organizational learning theory, with quantitative analysis conducted using structural equation modeling through Smart PLS 4 software. Findings This study reveals that learning organizations play a crucial role in promoting sustainable practices and yielding positive sustainability outcomes in the tourism sector. The results demonstrated significant positive relationships and mediation effects, highlighting the substantial impact of learning organization characteristics on enhancing sustainability efforts within the industry. Research limitations/implications This study’s findings provide actionable insights for refining organizational strategies and formulating policy recommendations to strengthen sustainability initiatives within the tourism sector. In addition, this research contributes valuable knowledge to the expanding field of sustainable tourism management and best organizational practices. Originality/value This study contributes to the field by offering empirical evidence on the interplay between learning organization characteristics, sustainable tourism practices and sustainability outcomes within the tourism sector. Its focus on addressing sustainability challenges in this industry context provides valuable insights for industry stakeholders and policymakers, guiding them in formulating effective strategies and decisions to enhance sustainability efforts.