$210+ Cheap flights from Reagan-National (DCA) to Rapid City (RAP)
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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — RAP
Sep 23 — Sep 301
Round-trip
1 adult, Economy
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Find cheap flights from Reagan-National to Rapid City 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 Reagan-National to Rapid City
Cheapest
Best
Last-minute
One-way
Cheapest flights from Reagan-National to Rapid CityExplore the most affordable flight options available from Reagan-National to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.
Explore the most affordable flight options available from Reagan-National to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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 10/36:05 am -
1 stop5h 57m
Tue 10/64:38 pm -
1 stop5h 06m
Deal found 8/19![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 8/20. 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 10/76:05 am -
1 stop6h 40m
Tue 10/202:37 pm -
2 stops6h 30m
Deal found 8/20![Delta logo]()
$286
This Delta deal was found by Cheapflights users on 8/19. 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 10/286:05 am -
1 stop6h 40m
Sun 11/16:39 am -
1 stop5h 21m
Deal found 8/19![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 8/19. 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 8/226:59 pm -
1 stop5h 38m
Sat 12/54:36 pm -
1 stop5h 03m
Deal found 8/19![Delta logo]()
$326
This Delta deal was found by Cheapflights users on 8/20. 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 11/56:59 pm -
1 stop5h 31m
Sun 11/152:23 pm -
1 stop7h 16m
Deal found 8/20![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 8/20. 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 10/76:05 am -
1 stop6h 40m
Thu 10/152:37 pm -
1 stop7h 07m
Deal found 8/20![Delta logo]()
$340
This United Airlines deal was found by Cheapflights users on 8/22. 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 10/146:30 am -
1 stop5h 45m
Sat 10/171:37 pm -
1 stop7h 15m
Deal found 8/22![United Airlines logo]()
$342
Best flights from Reagan-National to Rapid CityDiscover carefully curated flight deals from Reagan-National to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
Discover carefully curated flight deals from Reagan-National to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
This Delta deal was found by Cheapflights users on 8/20. 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 10/286:00 am -
2 stops9h 57m
Sun 11/16:39 am -
1 stop5h 21m
Deal found 8/20![Delta logo]()
$315
This American Airlines deal was found by Cheapflights users on 8/23. 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 8/3010:00 am -
1 stop8h 34m
Sat 9/53:25 pm -
1 stop6h 34m
Deal found 8/23![American Airlines logo]()
$461
This Delta deal was found by Cheapflights users on 8/20. 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 11/45:35 pm -
2 stops6h 55m
Sun 11/154:36 pm -
1 stop5h 03m
Deal found 8/20![Delta logo]()
$315
This Delta deal was found by Cheapflights users on 8/20. 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 10/86:05 am -
1 stop6h 40m
Fri 10/164:38 pm -
1 stop5h 06m
Deal found 8/20![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 8/22. 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 10/146:00 am -
2 stops9h 57m
Sat 10/174:38 pm -
1 stop5h 06m
Deal found 8/22![Delta logo]()
$474
This Delta deal was found by Cheapflights users on 8/23. 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 10/156:05 am -
1 stop18h 25m
Mon 10/192:37 pm -
1 stop7h 07m
Deal found 8/23![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 8/23. 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.
Fri 10/166:05 am -
1 stop11h 53m
Mon 10/192:37 pm -
1 stop7h 07m
Deal found 8/23![Delta logo]()
$524
This Delta deal was found by Cheapflights users on 8/22. 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 10/12:45 pm -
2 stops9h 33m
Sun 10/42:30 pm -
1 stop7h 29m
Deal found 8/22![Delta logo]()
$563
Last-minute flights from Reagan-National to Rapid CityDiscover last-minute flight deals from Reagan-National to Rapid City. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Reagan-National to Rapid City. Data last updated August 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/19. 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 8/226:59 pm -
1 stop5h 38m
Sat 12/54:36 pm -
1 stop5h 03m
Deal found 8/19![Delta logo]()
$326
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 8/226:50 am -
2 stops10h 05m
Sat 12/51:09 pm -
2 stops8h 50m
Deal found 8/20![American Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 8/23. 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 8/296:00 am -
1 stop7h 26m
Tue 9/810:42 am -
2 stops11h 02m
Deal found 8/23![Delta logo]()
$457
This Delta deal was found by Cheapflights users on 8/19. 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 8/306:05 am -
1 stop5h 57m
Sat 9/510:46 am -
2 stops11h 02m
Deal found 8/19![Delta logo]()
$430
This American Airlines deal was found by Cheapflights users on 8/19. 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 8/3010:00 am -
1 stop8h 34m
Sat 9/53:25 pm -
1 stop6h 34m
Deal found 8/19![American Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/26:30 am -
1 stop5h 56m
Sat 9/57:00 am -
1 stop6h 03m
Deal found 8/20![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/21. 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 9/96:05 am -
1 stop5h 57m
Wed 9/162:30 pm -
1 stop7h 29m
Deal found 8/21![Delta logo]()
$455
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/165:00 am -
1 stop6h 47m
Mon 9/216:07 pm -
1 stop14h 45m
Deal found 8/19![American Airlines logo]()
$476
One-way flights from Reagan-National to Rapid CitySearch for one-way flight options from Reagan-National to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
Search for one-way flight options from Reagan-National to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Tue 9/156:00 pm -
2 stops20h 15m
Deal found 8/22![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Wed 9/237:00 am -
3 stops33h 44m
Deal found 8/22![Multiple Airlines logo]()
$256
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/154:20 pm -
1 stop6h 18m
Deal found 8/22![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/16:30 am -
1 stop5h 56m
Deal found 8/19![United Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 8/19. 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.
Tue 9/19:39 am -
2 stops8h 10m
Deal found 8/19![Delta logo]()
$381
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/2411:57 am -
2 stops10h 55m
Deal found 8/22![United Airlines logo]()
$511
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/246:00 pm -
3 stops26h 44m
Deal found 8/22![Multiple Airlines logo]()
$672
Find flight deals from Reagan-National to Rapid City
Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Rapid City (RAP). 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 August 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $281 (Delta) |
One-way from | $210 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $418 |
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National to Rapid City 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 August 24, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Rapid City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Wed 10/28
6:00 am-1:57 pm
2 stops9h 57m
Rapid City
Sun 11/1
6:39 am-2:00 pm
1 stop5h 21m
$315
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Wed 11/4
5:35 pm-10:30 pm
2 stops6h 55m
Rapid City
Sun 11/15
4:36 pm-11:39 pm
1 stop5h 03m
$315
Quickest round-trip
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Thu 10/8
6:05 am-10:45 am
1 stop6h 40m
Rapid City
Fri 10/16
4:38 pm-11:44 pm
1 stop5h 06m
$438
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sun 8/30
10:00 am-4:34 pm
1 stop8h 34m
Rapid City
Sat 9/5
3:25 pm-11:59 pm
1 stop6h 34m
$461
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Wed 10/14
6:00 am-1:57 pm
2 stops9h 57m
Rapid City
Sat 10/17
4:38 pm-11:44 pm
1 stop5h 06m
$474
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Thu 10/15
6:05 am-10:30 pm
1 stop18h 25m
Rapid City
Mon 10/19
2:37 pm-11:44 pm
1 stop7h 07m
$515
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Fri 10/16
6:05 am-3:58 pm
1 stop11h 53m
Rapid City
Mon 10/19
2:37 pm-11:44 pm
1 stop7h 07m
$524
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Thu 10/1
2:45 pm-10:18 pm
2 stops9h 33m
Rapid City
Sun 10/4
2:30 pm-11:59 pm
1 stop7h 29m
$563
Cheapest one-way
Quickest one-way
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Thu 9/24
6:30 am-10:15 am
1 stop5h 45m
$329
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Tue 9/15
4:20 pm-8:38 pm
1 stop6h 18m
$329
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Reagan-National to Rapid City
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 Reagan-National to Rapid City in August.
| 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 Washington, D.C. Reagan-National Airport-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Rapid City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Rapid City 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 Washington, D.C. Reagan-National Airport-Rapid City 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 Reagan-National to Rapid City
Have a flexible travel schedule? Discover the best time to fly to Rapid City from Reagan-National with our price prediction graph.
DCA-RAP
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 Washington, D.C. Reagan-National Airport to Rapid City
Reviews of airlines servicing Rapid City
Get insights into the airlines that provide service to Rapid City. 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 Rapid City. Reviews last updated August 24, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Washington, D.C. Reagan-National Airport to Rapid City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Reagan-National to Rapid City. 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 Rapid City?
Book flights to Rapid City if you plan to visit one of these locationsDeadwood
Keystone
Spearfish
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Reagan-National and Rapid City flights
Browse other Reagan-National and Rapid City flight options. Last updated on August 24, 2026.
Other flights from Reagan-National
Browse through other flights departing from Reagan-National. Flights are based on user searches made on Cheapflights and were last updated on August 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Rapid City
Explore flights to Rapid City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 24, 2026.
Top 3 airlines flying from Reagan-National to Rapid City
Discover the top 3 airlines that operate flights from Reagan-National to Rapid City. 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 August 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$270 | Average$469 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$718 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$348 | Average$500 | FlexibilityNo cancel fee | On-time69% |