DALLAS, March 20, 2024 /PRNewswire/ -- Southwest Airlines Co. (NYSE: LUV) today announced a Tentative Agreement with the Transport Workers Union Local 556 (TWU 556) for a new labor contract covering the Company's nearly 20,000 Southwest Airlines® Flight Attendants. "Southwest's Flight Attendants support the Safety and comfort of our Customers while providing legendary Southwest Hospitality," said Adam Carlisle, Vice President Labor Relations at Southwest Airlines. "I am glad they will have the opportunity t ...