US Airways was a major American airline that operated from 1939 until its merger with American Airlines in 2013. Headquartered in Tempe, Arizona, it provided domestic and international flights, serving numerous destinations across North America, Europe, and the Caribbean. The airline was known for its extensive route network and was a member of the Oneworld airline alliance. US Airways offered various services, including frequent flyer programs and in-flight amenities, catering to both business and leisure travelers. After the merger, the US Airways brand was retired, and operations were fully integrated into American Airlines.