AA126 is a flight designation used by airlines to identify a specific route. It typically refers to a scheduled flight that connects two cities, often operated by major carriers. The number can vary based on the airline and the specific route, but it generally follows a standard numbering system. For example, if American Airlines operates flight AA126, it might connect Los Angeles to New York. Flight numbers like AA126 help passengers and airline staff easily track and manage flights, ensuring smooth operations and clear communication regarding schedules and gate information.