This technical report presents data insights on the world's major airlines, focusing on key performance metrics for the top 20 airlines in 2024. It outlines capacity trends, operational insights, routes operated, market insights, key airports, flight routes, fleet metrics, and average airfares. The report details the capacity trends for 2023 and 2024, highlighting growth and recovery patterns. It provides a breakdown of domestic and international capacity shares, along with the number of routes operated and comparisons to previous years. The methodology section describes the data sources and the criteria for the analysis, including the number of routes served and the frequency of flights. Additionally, the report includes specific airline performance metrics, such as growth percentages in capacity and airfares, as well as insights into market share by region. The document aims to provide a comprehensive view of the airline industry's performance and trends in the current year.