$301+ Cheap flights from Reagan-National (DCA) to Rapid City (RAP)
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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — RAP
Oct 21 — Oct 281
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
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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
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Best
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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 September 21, 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 September 21, 2026.
This Delta deal was found by Cheapflights users on 9/18. 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 11/1112:21 pm -
1 stop5h 33m
Sat 11/144:36 pm -
1 stop5h 01m
Deal found 9/18![Delta logo]()
$301
This Delta deal was found by Cheapflights users on 9/19. 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 10/316:05 am -
1 stop6h 40m
Tue 11/311:29 am -
2 stops9h 38m
Deal found 9/19![Delta logo]()
$306
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 10/315:00 am -
1 stop9h 21m
Tue 11/31:09 pm -
1 stop8h 50m
Deal found 9/19![American Airlines logo]()
$312
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/175:00 am -
1 stop6h 54m
Wed 10/2812:51 pm -
1 stop9h 08m
Deal found 9/20![American Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 9/20. 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.
Sat 10/176:05 am -
1 stop6h 40m
Tue 10/272:37 pm -
1 stop5h 27m
Deal found 9/20![Delta logo]()
$330
This Delta deal was found by Cheapflights users on 9/19. 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 10/146:05 am -
1 stop6h 40m
Mon 10/194:38 pm -
1 stop5h 06m
Deal found 9/19![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Wed 10/285:00 am -
1 stop9h 21m
Sun 11/11:09 pm -
1 stop8h 50m
Deal found 9/20![American Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/104:18 pm -
1 stop6h 34m
Sat 10/171:37 pm -
1 stop7h 15m
Deal found 9/18![United Airlines logo]()
$380
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 September 21, 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 September 21, 2026.
This Delta deal was found by Cheapflights users on 9/19. 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 10/316:05 am -
1 stop6h 40m
Tue 11/311:29 am -
2 stops9h 38m
Deal found 9/19![Delta logo]()
$306
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Sat 1/305:10 pm -
1 stop7h 00m
Wed 2/36:00 am -
1 stop7h 32m
Deal found 9/20![United Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 9/20. 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.
Sat 10/176:05 am -
1 stop6h 40m
Wed 10/282:37 pm -
2 stops6h 30m
Deal found 9/20![Delta logo]()
$335
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/2011:57 am -
2 stops10h 55m
Wed 10/287:00 am -
1 stop5h 55m
Deal found 9/16![United Airlines logo]()
$524
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/36:00 am -
2 stops12h 06m
Wed 10/71:37 pm -
1 stop7h 15m
Deal found 9/17![United Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/16. 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 1/96:00 am -
2 stops12h 03m
Tue 1/125:30 am -
2 stops13h 35m
Deal found 9/16![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Sat 10/176:00 am -
2 stops12h 06m
Mon 10/191:37 pm -
1 stop7h 15m
Deal found 9/20![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/1012:00 pm -
2 stops10h 52m
Sat 10/171:37 pm -
1 stop5h 37m
Deal found 9/18![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 10/126:30 am -
1 stop5h 45m
Mon 10/191:37 pm -
1 stop7h 15m
Deal found 9/17![United Airlines logo]()
$563
Last-minute flights from Reagan-National to Rapid CityDiscover last-minute flight deals from Reagan-National to Rapid City. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Reagan-National to Rapid City. Data last updated September 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/17. 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
Wed 10/72:37 pm -
1 stop5h 27m
Deal found 9/17![Delta logo]()
$391
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/104:18 pm -
1 stop6h 34m
Sat 10/171:37 pm -
1 stop7h 15m
Deal found 9/18![United Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 9/19. 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 10/146:05 am -
1 stop6h 40m
Mon 10/194:38 pm -
1 stop5h 06m
Deal found 9/19![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/175:00 am -
1 stop6h 54m
Wed 10/2812:51 pm -
1 stop9h 08m
Deal found 9/20![American Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 9/20. 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.
Sat 10/176:05 am -
1 stop6h 40m
Tue 10/272:37 pm -
1 stop5h 27m
Deal found 9/20![Delta logo]()
$330
This Delta deal was found by Cheapflights users on 9/20. 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.
Sat 10/176:05 am -
1 stop6h 40m
Wed 10/282:37 pm -
2 stops6h 30m
Deal found 9/20![Delta logo]()
$335
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Wed 10/285:00 am -
1 stop9h 21m
Sun 11/11:09 pm -
1 stop8h 50m
Deal found 9/20![American Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 9/19. 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 10/316:05 am -
1 stop6h 40m
Tue 11/311:29 am -
2 stops9h 38m
Deal found 9/19![Delta logo]()
$306
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 10/315:00 am -
1 stop9h 21m
Tue 11/31:09 pm -
1 stop8h 50m
Deal found 9/19![American Airlines logo]()
$312
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 September 21, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $301 (Delta) |
Popular in | December |
Cheapest in | April |
Average price | $383 |
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 September 21, 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
Sat 10/31
6:05 am-10:45 am
1 stop6h 40m
Rapid City
Tue 11/3
11:29 am-11:07 pm
2 stops9h 38m
$306
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sat 10/17
6:05 am-10:45 am
1 stop6h 40m
Rapid City
Wed 10/28
2:37 pm-11:07 pm
2 stops6h 30m
$335
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sat 1/30
5:10 pm-10:10 pm
1 stop7h 00m
Rapid City
Wed 2/3
6:00 am-3:32 pm
1 stop7h 32m
$411
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Tue 10/20
11:57 am-8:52 pm
2 stops10h 55m
Rapid City
Wed 10/28
7:00 am-2:55 pm
1 stop5h 55m
$524
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sat 10/3
6:00 am-4:06 pm
2 stops12h 06m
Rapid City
Wed 10/7
1:37 pm-10:52 pm
1 stop7h 15m
$525
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sat 1/9
6:00 am-4:03 pm
2 stops12h 03m
Rapid City
Tue 1/12
5:30 am-9:05 pm
2 stops13h 35m
$538
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sat 10/17
6:00 am-4:06 pm
2 stops12h 06m
Rapid City
Mon 10/19
1:37 pm-10:52 pm
1 stop7h 15m
$544
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sat 10/10
12:00 pm-8:52 pm
2 stops10h 52m
Rapid City
Sat 10/17
1:37 pm-9:14 pm
1 stop5h 37m
$544
Quickest round-trip
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Mon 10/12
6:30 am-10:15 am
1 stop5h 45m
Rapid City
Mon 10/19
1:37 pm-10:52 pm
1 stop7h 15m
$563
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Rapid City flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Washington, D.C. Reagan-National Airport-Rapid City flight deals on Cheapflights vs. Expedia <90% 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 Expedia the most. Expedia 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.
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 September 21, 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.
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
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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Complete your trip
Complete your trip to Rapid City by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Reagan-National to Rapid City, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Reagan-National and Rapid City flights
Browse other Reagan-National and Rapid City flight options. Last updated on September 21, 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 September 21, 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 September 21, 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 September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$270 | Average$430 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$756 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$348 | Average$500 | FlexibilityNo cancel fee | On-time69% |