PSA AIRLINES. 1976. Pacific Southwest Airlines (PSA) was a United States airline headquartered in San Diego, California, that operated from 1949 to 1998. The airline initially operated as an intrastate airline wholly within the state of California. This strategy which avoided the steep costs from federal regulation would later serve as the model for Southwest Airlines, doing in Texas what PSA had done in California. In 1974-75 PSA flew two wide-body Lockheed L-1011 TriStars, which were unique in

At PSA, we are part of an industry that moves quickly and experiences consistent change. So, in order to create a foundation for operation, we’ve created a value system that helps us get it done. The PSA Way. | PSA Airlines