This report provides an in-depth analysis of EasyJet's business environment, focusing on its operations within the UK market. It begins by explaining the market structure, highlighting the oligopolistic nature of the aviation industry and EasyJet's position within it. The report then examines the key economic factors influencing EasyJet, such as fuel prices, currency fluctuations, interest rates, taxes, and government policies, and their impacts on the airline's pricing strategies and profitability. Furthermore, the report assesses the likely effects of Brexit on EasyJet's business operations, considering the regulatory and market changes. Finally, it analyzes the impact of the COVID-19 pandemic on the company, evaluating the challenges and potential long-term consequences for EasyJet's performance in the aviation industry.