In this study, the marketing mix factors have seven dimensions: product, price, place, promotion, people, process and physical evidence. Findings from this research highlight that the product, price, promotion, people, process, and physical evidence factors have relationship with the passenger for decision selecting low-cost airline. For the airline company, In order to better satisfy their customers, this airline company should give importance to improve its service marketing mix such as quality of in-flight services; on-time performance; information about cancelled/delayed flights; frequent flyer incentives;