The Allegiant Air Austin Office is here to provide friendly, personalized service with all the answers. Agents are available to clarify fare regulations assist with baggage policies and finalize check-in procedures so you are prepared for your flight. For faster service be sure to have your confirmation number and government-issued ID ready along with a brief list of questions. Office hours can vary during the busy holiday seasons so don't forget to allow plenty of time for your trip to the office. The majority of your travel needs can be conveniently taken care of online or through your mobile device if it's more convenient. Check office hours and services before you visit to keep your trip planning uncomplicated.