Abstract: With the development of air transportation, China’s aviation finance market is showing a strong momentum. In this study, according to the purchase ratio, airfreight, the economic situation at home and abroad, we analyze and forecast the market demand of aviation finance in China for the next 20 years. The results show that till 2030 there will be more than 7000 aircrafts added in aviation transportation market of China, of which more than 4200 planes need to rely on financing through external finance market and the demand of aviation finance will reach $4.2 billion. In order to improve the development of Chinese aviation finance market, it is of great importance to speed up the building of aviation finance market, to improve relevant laws and regulations and to provide proper tax preferences for aviation finance enterprises.