$42 Cheap Flights from Las Vegas (LAS) to Austin (AUS)

View $42 flight on Mon, Nov 3, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)

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Cheap Flights from Las Vegas to Austin (LAS-AUS)

Prices were available within the past 7 days and start at $42 for one-way flights and $84 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Fri, Nov 7 - Mon, Nov 10
LAS
Las Vegas
AUS
Austin
$84 Roundtrip, found 1 hour ago
$84
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Fri, Nov 7 from Las Vegas to Austin, returning Mon, Nov 10, priced at $84 found 1 hour ago
Spirit Airlines
Fri, Oct 24 - Wed, Oct 29
LAS
Las Vegas
AUS
Austin
$95 Roundtrip, found 9 hours ago
$95
Roundtrip
found 9 hours ago
Select Spirit Airlines flight, departing Fri, Oct 24 from Las Vegas to Austin, returning Wed, Oct 29, priced at $95 found 9 hours ago
Spirit Airlines
Fri, Oct 24 - Sat, Oct 25
LAS
Las Vegas
AUS
Austin
$106 Roundtrip, found 1 day ago
$106
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Fri, Oct 24 from Las Vegas to Austin, returning Sat, Oct 25, priced at $106 found 1 day ago
Frontier Airlines
Thu, Jul 24 - Mon, Nov 3
LAS
Las Vegas
AUS
Austin
$110 Roundtrip, found 18 hours ago
$110
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Thu, Jul 24 from Las Vegas to Austin, returning Mon, Nov 3, priced at $110 found 18 hours ago
Frontier Airlines
Sat, Sep 27 - Wed, Oct 8
LAS
Las Vegas
AUS
Austin
$112 Roundtrip, found 3 days ago
$112
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Sep 27 from Las Vegas to Austin, returning Wed, Oct 8, priced at $112 found 3 days ago
Spirit Airlines
Fri, Aug 8 - Fri, Aug 15
LAS
Las Vegas
AUS
Austin
$113 Roundtrip, found 11 hours ago
$113
Roundtrip
found 11 hours ago
Select Spirit Airlines flight, departing Fri, Aug 8 from Las Vegas to Austin, returning Fri, Aug 15, priced at $113 found 11 hours ago
Frontier Airlines
Fri, Aug 8 - Sun, Aug 10
LAS
Las Vegas
AUS
Austin
$114 Roundtrip, found 1 hour ago
$114
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Aug 8 from Las Vegas to Austin, returning Sun, Aug 10, priced at $114 found 1 hour ago
Southwest Airlines
Fri, Oct 3 - Wed, Oct 8
LAS
Las Vegas
AUS
Austin
$116 Roundtrip, found 10 hours ago
$116
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Fri, Oct 3 from Las Vegas to Austin, returning Wed, Oct 8, priced at $116 found 10 hours ago
Alaska Airlines
Fri, Nov 7 - Mon, Nov 10
LAS
Las Vegas
AUS
Austin
$127 Roundtrip, found 1 hour ago
$127
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Fri, Nov 7 from Las Vegas to Austin, returning Mon, Nov 10, priced at $127 found 1 hour ago
Delta
Fri, Sep 5 - Sun, Sep 7
LAS
Las Vegas
AUS
Austin
$137 Roundtrip, just found
$137
Roundtrip
just found
Select Delta flight, departing Fri, Sep 5 from Las Vegas to Austin, returning Sun, Sep 7, priced at $137 just found

Find the cheapest month to fly from Las Vegas (LAS) to Austin (AUS)

August is typically the cheapest month to fly

From $61 - $154 per traveler.

Graph displaying average flight prices per month

Flights from Las Vegas (LAS) to Austin (AUS)
Origin airport
Harry Reid Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$84
Distance
1087 mi
Average flight time
4 hours 42 mins

Las Vegas to Austin Flights

The cheapest times to fly from Las Vegas to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Las Vegas to Austin are during the month of November. You can find some of the cheapest flights from Las Vegas to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Austin

Sunday is one of the best days to book for cheap flights from Las Vegas to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Las Vegas to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Las Vegas to Austin in 2025. You can also book with separate airlines for your outbound and return journeys, from $42 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Las Vegas to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Las Vegas to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS) cost?
You can score affordable return tickets from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS) starting from $74. Grab your seat and get ready for takeoff. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Spirit Airlines flight leaving LAS on August 8 2025 and touching down at AUS. The price was last updated on July 13 2025 and has not changed since.
What is the cheapest month to fly from LAS to AUS?
The cheapest flights from LAS to AUS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)?
Avoid the layovers and fly nonstop from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS) with 4 airlines, including:

  • Southwest Airlines
  • Delta Air Lines
  • Frontier Airlines

What is the cheapest airline that flies from LAS to AUS?
With fares starting at $37 for a one-way journey from LAS to AUS, Spirit Airlines is currently the cheapest airline operating this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from LAS on October 8 2025. Prices were last updated on July 13 2025 and have not changed since.
How many flights per day from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)?
When jetting out of Harry Reid Intl. Airport (LAS), you can take your pick from an average of 7 daily direct flights to Austin-Bergstrom Intl. Airport (AUS).
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)?
Flights between LAS and AUS are their busiest at 5 PM. If you want a more relaxed trip and possibly cheaper fares, look for a departure outside the usual busy windows.
What day of the week has the most flights from LAS to AUS?
If you travel on a Sunday, you'll get the widest range of choices for flights from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS).
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)?
Harry Reid Intl. Airport (LAS)'s earliest flight to Austin-Bergstrom Intl. Airport (AUS) departs at approximately 5:50AM UTC-8. With a travel time of 2h 30m, you'll touch down at around 10:20AM UTC-6.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)?
The average flight duration from LAS to AUS is 2 hours and 39 minutes, covering a total distance of 1,100 mi.
What airline has the least delays from LAS to AUS?
United Airlines has the best track record for on-time direct flights from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS), with an on-time rating of 100%. Use the Expedia App to see your flight schedule before you head off and get immediate updates about any trip changes.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)?
To avoid potential delays on the Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS) route, travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Austin from Harry Reid Intl. Airport (LAS)?
Austin-Bergstrom Intl. Airport (AUS) is the only airport in Austin with direct flights from Harry Reid Intl. Airport (LAS). Consider the available options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS) last-minute?
Last-minute bookings from LAS to AUS are generally more expensive. To secure the lowest rates, start looking for flights well ahead of time. That said, if you're flexible with your travel plans, it's possible to score a cheap ticket just before your departure.
Is it cheaper to book a LAS to AUS flight and hotel package?
Compared with arranging hotels and flights separately, booking a LAS to AUS flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place takes the hassle out of travel planning. Just pick your flights and choose from our wide range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Austin-Bergstrom Intl. Airport (AUS)?
In most cases, you can cancel or modify your LAS to AUS flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you need more information, visit our Customer Service portal.

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