The Austin-Bergstrom International Airport in Texas has signed new use and lease agreements, which will support an expansion plan exceeding $5 billion. The plan aims to add 32 new gates, with Southwest Airlines (LUV) set to occupy Terminal B. Companies including Delta Air Lines (DAL), United Airlines (UAL), American Airlines (AAL), Alaska Air (ALK), FedEx (FDX), and United Parcel Service Inc (UPS) have all committed to long-term operations.