Commercial aviation refers to the operation of aircraft for hire to transport passengers or cargo. This sector plays a crucial role in global travel and trade, connecting people and businesses across vast distances. Major airlines operate scheduled flights, while charter services provide more flexible travel options. The industry encompasses various aspects, including aircraft manufacturing, airport management, and regulatory compliance. Key players include Boeing and Airbus, which design and produce commercial aircraft. Additionally, organizations like the International Air Transport Association (IATA) help set standards and promote safety within the industry.