Essence and features of the system of financial stability of enterprises of aviation industry of Ukraine is certain. The enterprises of the aviation industry of Ukraine occupy a special place in the development of the country's economy. Taking into account the peculiarities of the aviation industry, the financial stability of an enterprise is the ability of an aviation enterprise to function on the basis of effective management of financial resources through an adequate response to changes in the external and internal environment. The main conditions for ensuring the financial stability of aviation industry enterprises are: the provision of assets with a high degree of liquidity; predominance of own sources of property formation over borrowed and borrowed ones; continuity of business activities; legal capacity and legal capacity of a legal entity. The analysis of indexes of estimation of modern development of aviation industry of Ukraine status is carried out. Based on the study, we note that the aviation industry of Ukraine in 2021 is focused on the same problems as during the second half of 2020: managing daily financial losses, improving safety and offering attractive prices aimed at returning passenger demand, as causes the need to build a more effective system for assessing and managing the financial condition of enterprises in a particular industry. Separate conclusions are formed in relation to determination of separate terms of the use of indexes of financial stability taking into account the modern state of aviation industry of Ukraine. Presented recommendation in relation to the process of management financial stability on the enterprises of aviation industry of Ukraine taking into account the modern terms of menage.