TWU Local 557 proudly represents the Flight Crew Training Instructors at Southwest Airlines — a team of experienced aviation professionals dedicated to preparing and empowering pilots with the highest standards of training, safety, and operational excellence.

As a chartered member of the Transport Workers Union of America, Local 557 serves as the collective voice for our instructors, advocating for fair representation, strong working conditions, and continued professional development. We play a critical role in maintaining Southwest’s renowned safety culture by delivering rigorous, FAA-compliant training that ensures every pilot is equipped for success on every flight.

Our members bring decades of flying and instructional experience to the classroom and simulator, working behind the scenes to uphold the reputation and reliability that passengers trust. United in purpose and proud of our role in shaping the future of flight, TWU 557 is committed to excellence, integrity, and the advancement of aviation training.