$99 Cheap United flights Fort Lauderdale (FLL) to Austin (AUS)

Scoring cheap one-way United Airlines flights from FLL to AUS from $99 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $148 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the most affordable months to jet off to Austin with United Airlines. You could also find great prices on one-way and round-trip tickets in December.

To find cheap United Airlines fares from Fort Lauderdale - Hollywood Intl. Airport (FLL) to Austin-Bergstrom Intl. Airport (AUS), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall price. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To figure out if there’s a direct journey from FLL to AUS with United Airlines or other airlines, use our “Nonstop” filter when browsing for flights.

Find United Airlines’s earliest flights from FLL to AUS by using the “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Austin-Bergstrom Intl. Airport (AUS) is the primary Austin gateway for United Airlines flights from Fort Lauderdale - Hollywood Intl. Airport (FLL).

A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to jet off from FLL to AUS with United Airlines. Plus, when you join Expedia’s free One Key™ program, you can earn OneKeyCash™* in addition to United Airlines’s loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your fare type, a fee will generally apply if you cancel or reschedule your booking more than 24 hours after it’s been confirmed. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when you search for flights. To learn more about canceling or modifying your reservation, visit “Trips,” select your flight and tick “Manage Booking.”