$329+ Cheap flights from Rapid City to San Antonio (RAP - SAT)
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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SAT
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Rapid City to San Antonio 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 San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Rapid City to San AntonioExplore the most affordable flight options available from Rapid City to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Rapid City to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/52:35 pm -
1 stop4h 59m
Sat 12/128:45 am -
1 stop5h 18m
Deal found 10/29![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/108:30 am -
1 stop7h 25m
Sat 11/141:52 pm -
1 stop6h 27m
Deal found 10/26![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/57:00 am -
1 stop4h 46m
Wed 12/91:50 pm -
1 stop6h 56m
Deal found 10/28![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 11/511:29 am -
2 stops10h 57m
Sat 11/143:16 pm -
2 stops8h 25m
Deal found 10/27![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 10/29. 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.
Sat 12/56:42 am -
2 stops12h 17m
Sat 12/1212:51 pm -
2 stops10h 55m
Deal found 10/29![Delta logo]()
$504
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/315:50 pm -
1 stop5h 09m
Sun 1/35:26 am -
1 stop4h 43m
Deal found 10/29![United Airlines logo]()
$523
Best flights from Rapid City to San AntonioDiscover carefully curated flight deals from Rapid City to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Rapid City to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/52:35 pm -
1 stop4h 59m
Sat 12/128:45 am -
1 stop5h 18m
Deal found 10/29![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/108:30 am -
1 stop7h 25m
Sat 11/141:52 pm -
1 stop6h 27m
Deal found 10/26![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/57:00 am -
1 stop4h 46m
Wed 12/91:50 pm -
1 stop6h 56m
Deal found 10/29![United Airlines logo]()
$439
Last-minute flights from Rapid City to San AntonioDiscover last-minute flight deals from Rapid City to San Antonio. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Rapid City to San Antonio. Data last updated October 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 11/511:29 am -
2 stops10h 57m
Sat 11/143:16 pm -
2 stops8h 25m
Deal found 10/27![Delta logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/512:39 pm -
1 stop7h 14m
Sat 11/144:48 pm -
1 stop6h 42m
Deal found 10/27![United Airlines logo]()
$550
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/108:30 am -
1 stop7h 25m
Sat 11/141:52 pm -
1 stop6h 27m
Deal found 10/26![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1212:39 pm -
2 stops7h 47m
Mon 11/164:19 pm -
2 stops7h 11m
Deal found 10/28![United Airlines logo]()
$586
This Delta deal was found by Cheapflights users on 10/28. 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.
Sat 11/1411:29 am -
2 stops11h 03m
Sun 11/156:30 pm -
1 stop5h 11m
Deal found 10/28![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/145:00 am -
1 stop6h 46m
Sun 11/154:48 pm -
1 stop6h 42m
Deal found 10/29![United Airlines logo]()
$608
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/2112:39 pm -
1 stop7h 14m
Fri 11/278:56 am -
1 stop4h 52m
Deal found 10/29![United Airlines logo]()
$564
One-way flights from Rapid City to San AntonioSearch for one-way flight options from Rapid City to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Rapid City to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/1412:39 pm -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$394
Find flight deals from Rapid City to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to San Antonio (SAT). 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $329 (United Airlines) |
Popular in | October |
Cheapest in | July |
Average price | $718 |
Cheapflights Fare Finder
Customize your flight search to find flights from Rapid City to San Antonio 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 October 30, 2026.
Use the filters below to find and compare flights from Rapid City to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Rapid CitySan Antonio
RAP Rapid City - SAT San Antonio
RAPSAT
Rapid City
Sat 12/5
2:35 pm-8:34 pm
1 stop4h 59m
San Antonio
Sat 12/12
8:45 am-1:03 pm
1 stop5h 18m
$329
Quickest round-trip
Rapid CitySan Antonio
RAP Rapid City - SAT San Antonio
RAPSAT
Rapid City
Sat 11/14
12:39 pm-8:53 pm
1 stop7h 14m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$394
Rapid CitySan Antonio
RAP Rapid City - SAT San Antonio
RAPSAT
Rapid City
Tue 11/10
8:30 am-4:55 pm
1 stop7h 25m
San Antonio
Sat 11/14
1:52 pm-7:19 pm
1 stop6h 27m
$399
Rapid CitySan Antonio
RAP Rapid City - SAT San Antonio
RAPSAT
Rapid City
Sat 12/5
7:00 am-12:46 pm
1 stop4h 46m
San Antonio
Wed 12/9
1:50 pm-7:46 pm
1 stop6h 56m
$439
Sorted by cheapest first
Compare providers for flights from Rapid City to San Antonio
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 San Antonio in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Rapid City-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Rapid City-San Antonio 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-San Antonio 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 San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Rapid City with our price prediction graph.
RAP-SAT
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 San Antonio
Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated October 30, 2026.
See what other customers who have flown with United Airlines from Rapid City to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Overall
7.3
Food
6.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Overall
7.3
Food
6.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Rapid City to San Antonio. 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 San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Rapid City and San Antonio flights
Browse other Rapid City and San Antonio flight options. Last updated on October 30, 2026.
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Top airline flying from Rapid City to San Antonio
Discover the top airline that operate flights from Rapid City to San Antonio. 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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$406 | FlexibilityNo cancel fee | On-time69% |