If you are flying with Allegiant Air from Austin, it’s important to know that the airline operates out of the South Terminal at Austin-Bergstrom International Airport. The Allegiant Air terminal Austin TX is separate from the main Barbara Jordan Terminal, so travelers should plan extra time for transportation and check-in. The South Terminal offers a simple, convenient travel experien... https://airlinesairportterminals.com/allegiant-air/allegiant-air-austin-bergstrom-international-airport-aus-terminal/