$216 Cheap Flights from Rapid City (RAP) to Austin (AUS)

View $216 flight on Tue, May 26, 2026Opens in a new window

Popular airlines from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS)

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Cheap Flights from Rapid City to Austin (RAP-AUS)

Prices were available within the past 7 days and start at $216 for one-way flights and $259 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Mar 24 - Mon, Mar 30
RAP
Rapid City
AUS
Austin
$259 Roundtrip, found 6 hours ago
$259
Roundtrip
found 6 hours ago
Select Delta flight, departing Tue, Mar 24 from Rapid City to Austin, returning Mon, Mar 30, priced at $259 found 6 hours ago
United
Wed, Mar 25 - Sat, Mar 28
RAP
Rapid City
AUS
Austin
$264 Roundtrip, found 6 hours ago
$264
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Mar 25 from Rapid City to Austin, returning Sat, Mar 28, priced at $264 found 6 hours ago
United
Thu, Mar 26 - Sun, Mar 29
RAP
Rapid City
AUS
Austin
$273 Roundtrip, found 6 hours ago
$273
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Mar 26 from Rapid City to Austin, returning Sun, Mar 29, priced at $273 found 6 hours ago
American Airlines
Thu, Jan 8 - Tue, Jan 13
RAP
Rapid City
AUS
Austin
$273 Roundtrip, found 17 hours ago
$273
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Jan 8 from Rapid City to Austin, returning Tue, Jan 13, priced at $273 found 17 hours ago
United
Tue, Feb 10 - Sat, Feb 14
RAP
Rapid City
AUS
Austin
$277 Roundtrip, found 13 hours ago
$277
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Feb 10 from Rapid City to Austin, returning Sat, Feb 14, priced at $277 found 13 hours ago
United
Tue, Feb 10 - Sat, Feb 14
RAP
Rapid City
AUS
Austin
$278 Roundtrip, found 13 hours ago
$278
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Feb 10 from Rapid City to Austin, returning Sat, Feb 14, priced at $278 found 13 hours ago
United
Fri, Apr 24 - Mon, Apr 27
RAP
Rapid City
AUS
Austin
$279 Roundtrip, found 16 hours ago
$279
Roundtrip
found 16 hours ago
Select United flight, departing Fri, Apr 24 from Rapid City to Austin, returning Mon, Apr 27, priced at $279 found 16 hours ago
United
Mon, Feb 23 - Sat, Feb 28
RAP
Rapid City
AUS
Austin
$280 Roundtrip, found 3 days ago
$280
Roundtrip
found 3 days ago
Select United flight, departing Mon, Feb 23 from Rapid City to Austin, returning Sat, Feb 28, priced at $280 found 3 days ago
United
Thu, Dec 25 - Wed, Jan 21
RAP
Rapid City
AUS
Austin
$281 Roundtrip, found 5 hours ago
$281
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Dec 25 from Rapid City to Austin, returning Wed, Jan 21, priced at $281 found 5 hours ago
United
Thu, Mar 26 - Sun, Mar 29
RAP
Rapid City
AUS
Austin
$283 Roundtrip, found 6 hours ago
$283
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Mar 26 from Rapid City to Austin, returning Sun, Mar 29, priced at $283 found 6 hours ago

Find the cheapest month to fly from Rapid City (RAP) to Austin (AUS)

June is typically the cheapest month to fly

From $258 - $485 per traveler.

Alternative airports near Austin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Austin-Bergstrom Intl. AUS. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $596
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $596
Flights from Rapid City (RAP) to Austin (AUS)
Origin airport
Rapid City Regional
Destination airport
Austin-Bergstrom Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$258
Distance
1000 mi

Rapid City to Austin Flights

The cheapest times to fly from Rapid City 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 Rapid City to Austin are during the month of March. You can find some of the cheapest flights from Rapid City to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rapid City to Austin

Sunday is one of the best days to book for cheap flights from Rapid City 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 Rapid City 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 Rapid City to Austin in 2026. You can also book with separate airlines for your outbound and return journeys, from $216 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 Rapid City 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 Rapid City 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 Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS) cost?
Grab a cheap one-way flight from $216 or cheap return flight from $259 from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS)?
Traveling in March can help you save, as it's the cheapest month for flights between RAP and AUS. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS)?
To find the cheapest airline flying from RAP to AUS, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS)?
Nonstop flights from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RAP to AUS?
Generally you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS)?
To touch down at Austin-Bergstrom Intl. Airport (AUS) without delays, opt for a flight that leaves Rapid City Regional Airport (RAP) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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.
Is it cheaper to buy a plane ticket from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS) last-minute?
Last-minute fares from RAP to AUS are usually more expensive. To lock in the best rates, start searching for flights well in advance. 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 RAP to AUS flight and hotel package?
Opting for a RAP to AUS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Austin-Bergstrom Intl. Airport (AUS)?
If you reserved your RAP to AUS flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.