America West Airlines was a major American airline that operated from 1981 until 2007. Based in Phoenix, Arizona, it provided domestic and international flights, primarily serving the western United States. The airline was known for its low-cost fares and customer service, making it a popular choice among travelers. In 2005, America West Airlines merged with US Airways, creating one of the largest airlines in the country. The combined airline continued to operate under the US Airways brand until it eventually became part of American Airlines in 2013.