This report investigates the relationship between low-cost airlines and customer satisfaction, employing a descriptive research design. The study utilizes both primary and secondary data, collected through surveys administered to customers and employees of airlines in the UK and Europe, alongside information gathered from journals and online resources. The research employs a positivism approach and deductive method, with simple random sampling for participant selection. Data analysis incorporates both quantitative and qualitative techniques to ensure data integrity, while ethical considerations are addressed throughout the research process, including obtaining consent and avoiding harm to participants. The conclusion highlights the significance of the research findings and the methodologies employed in the study.