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Washington, D.C.

$167+ Cheap flights from Rapid City (RAP) to Washington, D.C. (WAS)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — WAS
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Cheap flight deals from Rapid City to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Washington, D.C. (WAS). 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 octubre 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$269
(United Airlines)

One-way from

$167
(Kiwi.com)

Popular in

February

Cheapest in

October

Average price

$318
Provider with most accurate pricing for Rapid City-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Rapid City-Washington, D.C. (WAS) flights.
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From Rapid City to Washington, D.C. (WAS)
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One-way flight from Rapid City to Washington, D.C. (WAS)
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Highest demand for flights based on searches. 28% potential increase in price ($182 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Rapid City to Washington, D.C.

Cheapest flights from Rapid City to Washington, D.C.
Explore the most affordable flight options available from Rapid City to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 29, 2025.

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.
vie. 12/52:55 pmRAP - BWI
1 stop6h 05mUnited Airlines
mar. 12/98:20 amBWI - RAP
1 stop9h 15mUnited Airlines
Deal found 10/27$269
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.
vie. 12/52:51 pmRAP - DCA
1 stop5h 24mDelta
mar. 12/96:10 amDCA - RAP
1 stop6h 12mDelta
Deal found 10/27$269
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.
vie. 12/55:15 amRAP - IAD
1 stop6h 08mUnited Airlines
mar. 12/912:45 pmIAD - RAP
1 stop8h 09mUnited Airlines
Deal found 10/27$269
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.
vie. 12/52:51 pmRAP - IAD
2 stops7h 21mDelta
mar. 12/96:03 amIAD - RAP
1 stop6h 19mDelta
Deal found 10/27$274
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.
vie. 12/52:51 pmRAP - BWI
2 stops7h 28mDelta
mar. 12/95:36 pmBWI - RAP
2 stops7h 10mDelta
Deal found 10/27$279
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.
sáb. 12/611:00 amRAP - DCA
2 stops10h 40mDelta
jue. 12/113:06 pmDCA - RAP
2 stops9h 40mDelta
Deal found 10/27$279
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.
mar. 12/25:15 amRAP - IAD
1 stop7h 46mUnited Airlines
dom. 12/75:25 pmIAD - RAP
1 stop6h 50mUnited Airlines
Deal found 10/27$294
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.
mar. 12/24:25 pmRAP - BWI
1 stop5h 56mDelta
dom. 12/76:56 pmBWI - RAP
1 stop5h 50mDelta
Deal found 10/28$304
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.
mié. 11/192:51 pmRAP - DCA
1 stop5h 17mDelta
dom. 11/236:10 amDCA - RAP
1 stop6h 17mDelta
Deal found 10/27$304
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.
mié. 11/124:25 pmRAP - IAD
1 stop5h 27mDelta
vie. 11/2111:50 amIAD - RAP
1 stop5h 55mDelta
Deal found 10/28$304
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.
jue. 11/2011:07 amRAP - DCA
2 stops10h 34mDelta
lun. 11/243:06 pmDCA - RAP
2 stops9h 33mDelta
Deal found 10/28$314
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.
jue. 11/276:05 amRAP - IAD
2 stops13h 17mDelta
jue. 12/46:00 amIAD - RAP
2 stops10h 09mDelta
Deal found 10/28$314

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Washington, D.C. 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 octubre 29, 2025.
Use the filters below to find and compare flights from Rapid City to Washington, D.C. that are best for you.

Fly from

Rapid City

Fly to

Washington, D.C.

Route

Depart

Return

Price

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

vie. 12/5

2:55 pm-11:00 pm

1 stop6h 05m

Baltimore/Washington

mar. 12/9

8:20 am-3:35 pm

1 stop9h 15m

$269

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

sáb. 12/6

6:05 am-1:48 pm

1 stop5h 43m

Baltimore/Washington

mié. 12/10

6:56 pm-10:46 pm

1 stop5h 50m

$269

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

mié. 11/19

4:25 pm-11:49 pm

1 stop5h 24m

Baltimore/Washington

dom. 11/23

11:38 am-3:45 pm

1 stop6h 07m

$269

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

vie. 12/5

5:15 am-1:23 pm

1 stop6h 08m

Washington, D.C. Dulles Intl

mar. 12/9

12:45 pm-6:54 pm

1 stop8h 09m

$269

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

sáb. 12/6

2:51 pm-11:16 pm

1 stop6h 25m

Washington, D.C. Reagan-National

mié. 12/10

6:29 am-10:22 am

1 stop5h 53m

$269

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

jue. 11/27

6:05 am-1:38 pm

1 stop5h 33m

Washington, D.C. Reagan-National

jue. 12/4

7:35 am-2:09 pm

1 stop8h 34m

$269

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

vie. 12/5

2:51 pm-10:15 pm

1 stop5h 24m

Washington, D.C. Reagan-National

mar. 12/9

7:35 am-2:09 pm

1 stop8h 34m

$269

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

sáb. 12/6

2:51 pm-11:16 pm

1 stop6h 25m

Washington, D.C. Reagan-National

jue. 12/11

7:35 am-2:09 pm

1 stop8h 34m

$269

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

sáb. 12/6

6:05 am-1:46 pm

1 stop5h 41m

Washington, D.C. Dulles Intl

jue. 12/11

6:03 am-10:22 am

1 stop6h 19m

$269

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

jue. 11/27

6:05 am-2:31 pm

1 stop6h 26m

Washington, D.C. Dulles Intl

jue. 12/4

6:03 am-10:22 am

1 stop6h 19m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 36 results
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Compare providers for flights from Rapid City to Washington, D.C.

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 Washington, D.C. in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Washington, D.C. 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 Rapid City-Washington, D.C. 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 Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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 Washington, D.C.

What is the cheapest month to book a flight from Rapid City to Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from Rapid City to Washington, D.C. (average of $263). Flying from Rapid City to Washington, D.C. in July is currently the most expensive (average of $367). 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.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated octubre 29, 2025.
Read through reviews of airlines operating flights from Rapid City to Washington, D.C., such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,992 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,999 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

  • What airport do you fly from for flights from Rapid City to Washington, D.C.?

    If you book a flight to Washington, D.C. from Rapid City, you will be flying from Rapid City, which is the city’s only airport. Rapid City (RAP) is located 9.0 mi from the center of Rapid City. There are 0 flights from Rapid City to Washington, D.C. per day from 3 different airlines.

  • How long is the flight from Rapid City to Washington, D.C.?

    A quick flight from Rapid City to Washington, D.C. can take about 5h 43m. United Airlines provides one of the quickest options available for as low as $269. The distance between Rapid City and Washington, D.C. is about 1397 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Rapid City to Washington, D.C. round-trip?

    Flying on Delta is currently your cheapest option to Washington, D.C., with prices starting at $268. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $304 and $318, respectively. Users have found that Delta is 41% cheaper than the other options available to this destination.

  • What are the most popular routes from Rapid City to Washington, D.C.?

    Most travelers choose Rapid City - Washington, D.C. Reagan-National, Rapid City - Washington, D.C. Dulles Intl or Rapid City - Baltimore/Washington when deciding on the best route from Rapid City to Washington, D.C..

  • Can I find deals for flights from Rapid City to Washington, D.C. that include hotel bookings?

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

  • How can I find direct flights from Rapid City to Washington, D.C.?

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

  • Can I find deals for business class flights from Rapid City to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Rapid City to Washington, D.C. 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 Washington, D.C.?

    Currently, January is the cheapest month in which you can book a flight from Rapid City to Washington, D.C. (average of $263). Flying from Rapid City to Washington, D.C. in July is currently the most expensive (average of $367). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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Alternative routes for Rapid City to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to Dulles Intl flights
Sioux Falls to Reagan-National flights
Rapid City to Dulles Intl flights
Rapid City to Reagan-National flights
Aberdeen to Reagan-National flights

Top 3 airlines flying from Rapid City to Washington, D.C.

Discover the top 3 airlines that operate flights from Rapid City to Washington, D.C.. 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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$268Average$488FlexibilityNo cancel feeOn-time69%
DeltaCheapest$268Average$403FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$293Average$403FlexibilityNo cancel feeOn-time71%

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