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$234+ Cheap flights from Rapid City to Austin (RAP - AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — AUS
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheap flight deals from Rapid City to Austin

Cheapest flights from Rapid City to Austin
Explore the most affordable flight options available from Rapid City to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.

This American Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:32 am
RAP
-
AUS
1 stop4h 44m
American Airlines
Sat 4/115:40 pm
AUS
-
RAP
1 stop5h 18m
American Airlines
Deal found 3/15$317
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/212:00 pm
RAP
-
AUS
1 stop6h 02m
United Airlines
Sun 4/57:00 am
AUS
-
RAP
1 stop7h 08m
United Airlines
Deal found 3/12$319
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:47 pm
RAP
-
AUS
2 stops7h 28m
United Airlines
Tue 4/712:45 pm
AUS
-
RAP
1 stop6h 15m
United Airlines
Deal found 3/12$324
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/54:01 pm
RAP
-
AUS
1 stop5h 57m
Delta
Sat 4/115:22 am
AUS
-
RAP
2 stops10h 56m
Delta
Deal found 3/15$344
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:47 pm
RAP
-
AUS
2 stops7h 28m
United Airlines
Mon 4/67:00 am
AUS
-
RAP
1 stop7h 08m
United Airlines
Deal found 3/13$366
This American Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:08 pm
RAP
-
AUS
1 stop6h 51m
American Airlines
Wed 5/63:44 pm
AUS
-
RAP
1 stop7h 14m
American Airlines
Deal found 3/15$376
This American Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:57 pm
RAP
-
AUS
1 stop4h 53m
American Airlines
Sun 5/245:00 am
AUS
-
RAP
1 stop5h 49m
American Airlines
Deal found 3/13$379
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:58 am
RAP
-
AUS
2 stops12h 19m
Delta
Wed 5/66:15 pm
AUS
-
RAP
1 stop5h 05m
Delta
Deal found 3/15$390
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:00 pm
RAP
-
AUS
1 stop7h 05m
United Airlines
Wed 5/612:55 pm
AUS
-
RAP
1 stop5h 05m
United Airlines
Deal found 3/12$399

Find flight deals from Rapid City to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(American Airlines)

One-way from

$234
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$484
Provider with most accurate pricing for Rapid City-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Austin Bergstrom flights.
Search Deals
From Rapid City to Austin Bergstrom
Search Deals
One-way flight from Rapid City to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 15, 2026.
Use the filters below to find and compare flights from Rapid City to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Mon 6/1

5:00 am-11:15 am

1 stop5h 15m

Austin Bergstrom

Sat 6/6

5:39 am-11:30 am

1 stop6h 51m

$319
Quickest round-trip

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Fri 4/17

2:47 pm-9:14 pm

1 stop5h 27m

Austin Bergstrom

Mon 4/20

6:25 pm-10:28 pm

1 stop5h 03m

$319

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Sun 4/5

11:03 am-12:21 am

2 stops12h 18m

Austin Bergstrom

Sat 4/11

5:22 am-3:18 pm

2 stops10h 56m

$349

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Wed 4/29

10:58 am-12:17 am

2 stops12h 19m

Austin Bergstrom

Wed 5/6

10:19 am-10:20 pm

2 stops13h 01m

$395

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Wed 4/15

2:47 pm-9:15 pm

1 stop5h 28m

Austin Bergstrom

Mon 4/20

6:25 pm-10:28 pm

1 stop5h 03m

$399

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Sat 5/2

8:25 am-4:58 pm

1 stop7h 33m

Austin Bergstrom

Wed 5/6

10:50 am-5:00 pm

1 stop7h 10m

$399
Cheapest one-way
Quickest one-way

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Fri 7/24

5:00 am-11:15 am

1 stop5h 15m

$332

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Fri 7/24

10:40 am-12:26 am

2 stops12h 46m

$405

Rapid CityAustin

RAP - AUS

RAPAUS

Rapid City

Fri 7/24

9:58 pm-12:22 am

2 stops25h 24m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Sorted by cheapest first

Compare providers for flights from Rapid City to Austin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Austin in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rapid City-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rapid City to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Rapid City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rapid City to Austin

What is the cheapest month to book a flight from Rapid City to Austin?

Currently, January is the cheapest month in which you can book a flight from Rapid City to Austin (average of $196). Flying from Rapid City to Austin in August is currently the most expensive (average of $379). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Rapid City to Austin?

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated March 15, 2026.
Get a feel of what it's like to fly with United Airlines from Rapid City to Austin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,427 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,427 reviews
United Airlines
7.4
Good
9,427 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Rapid City to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rapid City to Austin?

    For as low as $319, United Airlines can have you in Austin from Rapid City in 5h 15m. Airlines will cover a distance of 1000 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Rapid City to Austin round-trip?

    Cheapflights users have booked flights from Rapid City to Austin round-trip from $258. Users have found that United Airlines is 31% cheaper than the other options available to this destination.

  • Can I find deals for flights from Rapid City to Austin that include hotel bookings?

    Yes. In addition to deals on Rapid City to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Austin.

  • Can I find deals for business class flights from Rapid City to Austin?

    Yes. Cheapflights offers flight deals from Rapid City to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rapid City to Austin?

    Currently, January is the cheapest month in which you can book a flight from Rapid City to Austin (average of $196). Flying from Rapid City to Austin in August is currently the most expensive (average of $379). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Cedar Park
San Marcos
Fredericksburg
Round Rock
Georgetown
Bastrop
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Rapid City to Austin

Discover the top airline that operate flights from Rapid City to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$373FlexibilityNo cancel feeOn-time69%

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