$261+ Cheap flights from Rapid City to Austin (RAP - AUS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — AUS
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Rapid City to Austin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Rapid City to Austin
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Best
Last-minute
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Cheapest flights from Rapid City to AustinExplore 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 September 13, 2026.
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 September 13, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/215:04 pm -
1 stop4h 39m
Wed 10/286:00 am -
1 stop4h 54m
Deal found 9/9![American Airlines logo]()
$261
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 10/215:00 am -
1 stop5h 30m
Wed 10/284:17 pm -
2 stops7h 13m
Deal found 9/9![United Airlines logo]()
$266
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 10/75:00 am -
1 stop5h 30m
Wed 10/146:06 pm -
1 stop5h 24m
Deal found 9/9![United Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/65:53 pm -
1 stop5h 06m
Tue 10/133:13 pm -
1 stop4h 55m
Deal found 9/8![United Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/148:45 am -
1 stop7h 13m
Tue 11/171:00 pm -
1 stop5h 09m
Deal found 9/10![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/244:41 pm -
1 stop6h 18m
Mon 9/286:06 pm -
1 stop5h 24m
Deal found 9/9![United Airlines logo]()
$379
Best flights from Rapid City to AustinDiscover carefully curated flight deals from Rapid City to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Rapid City to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/65:53 pm -
1 stop5h 06m
Tue 10/133:13 pm -
1 stop4h 55m
Deal found 9/8![United Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/148:45 am -
1 stop7h 13m
Tue 11/171:00 pm -
1 stop5h 09m
Deal found 9/10![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 10/2111:17 am -
2 stops10h 37m
Wed 10/289:37 am -
2 stops10h 42m
Deal found 9/9![United Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/244:41 pm -
1 stop6h 18m
Mon 9/286:06 pm -
1 stop5h 24m
Deal found 9/9![United Airlines logo]()
$379
Last-minute flights from Rapid City to AustinDiscover last-minute flight deals from Rapid City to Austin. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Rapid City to Austin. Data last updated September 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/244:41 pm -
1 stop6h 18m
Mon 9/286:06 pm -
1 stop5h 24m
Deal found 9/9![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/65:53 pm -
1 stop5h 06m
Tue 10/133:13 pm -
1 stop4h 55m
Deal found 9/8![United Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/65:04 pm -
1 stop5h 55m
Tue 10/135:00 am -
1 stop5h 54m
Deal found 9/8![American Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 10/75:00 am -
1 stop5h 30m
Wed 10/146:06 pm -
1 stop5h 24m
Deal found 9/9![United Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/215:04 pm -
1 stop4h 39m
Wed 10/286:00 am -
1 stop4h 54m
Deal found 9/9![American Airlines logo]()
$261
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 10/215:00 am -
1 stop5h 30m
Wed 10/284:17 pm -
2 stops7h 13m
Deal found 9/9![United Airlines logo]()
$266
One-way flights from Rapid City to AustinSearch for one-way flight options from Rapid City to Austin. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Rapid City to Austin. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:35 pm -
1 stop28h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/911:17 am -
1 stop4h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:06 pm -
3 stops34h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$483
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 September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (American Airlines) |
Popular in | May |
Cheapest in | January |
Average price | $392 |
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 7,457,451 searches. Data last updated September 13, 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
Cheapest round-trip
Rapid CityAustin
RAP Rapid City - AUS Austin Bergstrom
RAPAUS
Rapid City
Thu 10/8
2:35 pm-8:27 pm
1 stop28h 52m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$304
Quickest round-trip
Rapid CityAustin
RAP Rapid City - AUS Austin Bergstrom
RAPAUS
Rapid City
Fri 10/9
11:17 am-4:57 pm
1 stop4h 40m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$309
Rapid CityAustin
RAP Rapid City - AUS Austin Bergstrom
RAPAUS
Rapid City
Tue 10/6
5:53 pm-11:59 pm
1 stop5h 06m
Austin Bergstrom
Tue 10/13
3:13 pm-7:08 pm
1 stop4h 55m
$315
Rapid CityAustin
RAP Rapid City - AUS Austin Bergstrom
RAPAUS
Rapid City
Sat 11/14
8:45 am-4:58 pm
1 stop7h 13m
Austin Bergstrom
Tue 11/17
1:00 pm-5:09 pm
1 stop5h 09m
$351
Rapid CityAustin
RAP Rapid City - AUS Austin Bergstrom
RAPAUS
Rapid City
Wed 10/21
11:17 am-10:54 pm
2 stops10h 37m
Austin Bergstrom
Wed 10/28
9:37 am-7:19 pm
2 stops10h 42m
$361
Rapid CityAustin
RAP Rapid City - AUS Austin Bergstrom
RAPAUS
Rapid City
Thu 9/24
4:41 pm-11:59 pm
1 stop6h 18m
Austin Bergstrom
Mon 9/28
6:06 pm-10:30 pm
1 stop5h 24m
$379
Rapid CityAustin
RAP Rapid City - AUS Austin Bergstrom
RAPAUS
Rapid City
Fri 10/9
10:06 pm-9:57 am
3 stops34h 51m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$483
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
RAP-AUS
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.
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 September 13, 2026.
Get a feel of what it's like to fly with United Airlines and American 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.
Entertainment
7.1
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
Entertainment
7.1
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
Entertainment
7.1
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
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.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsCedar Park
Round Rock
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake
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Other flights to Austin
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Complete your trip
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Rapid City and Austin flights
Browse other Rapid City and Austin flight options. Last updated on September 13, 2026.
Other flights from Rapid City
Browse through other flights departing from Rapid City. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Rapid City to Austin
Discover the top 2 airlines 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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$392 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$378 | FlexibilityNo cancel fee | On-time69% |