$74 Cheap Frontier Airlines flights Las Vegas (LAS) to Austin (AUS)

Use the “Price (lowest to highest)” filter on Expedia to find cheap Frontier Airlines round-trip flights from $109 from LAS to AUS. Affordable one-way fares from $74 are available as well.**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.

Frontier Airlines flights to Austin are often cheaper in the quieter months of January and December. Whether you’re searching for a return or one-way ticket, you could find a better deal then.

For cheap Frontier Airlines fares from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS), start searching one to three months before your planned 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 affect the overall price. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey 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.

Frontier Airlines offers direct flights from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS), with 5 weekly departures. Simply select the “Nonstop” and “Airline” filters during your search on Expedia to see all direct Frontier Airlines flights to AUS.

It takes approximately 2h 47m to travel nonstop from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS) with Frontier Airlines.

The first flight from LAS to AUS with Frontier Airlines departs at 10:17AM UTC-8. You’ll land at 3:05PM UTC-6. The final Frontier Airlines flight of the day leaves at 4:15PM UTC-8 and arrives at 9:02PM UTC-6. With around 20% fewer cancellations for departures before noon, starting your travel day early is often the best option.**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.

Frontier Airlines flights from Harry Reid Intl. Airport (LAS) to Austin come in to land at Austin-Bergstrom Intl. Airport (AUS). This is the main entry point to this city.

A rewarding loyalty program and the chance to rack up points through Frontier Miles are the start of the reasons to travel from LAS to AUS with Frontier Airlines. Plus, when you sign up to Expedia’s free One Key™ program, you can earn OneKeyCash™* on top of any airline loyalty program earnings. It’s yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll probably be on an Airbus A320neo for your Frontier Airlines flight from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS). However, you could be switched to another aircraft if there are operational changes.

Depending on your fare type, a fee generally applies if you modify or cancel your flight more than 24 hours after confirmation. To secure plane tickets with more flexibility, select our “No cancel fee” or “Changes included” filter while looking for flights. To learn more about canceling or modifying your reservation, go to “Trips,” select your flight and click on “Manage Booking.”