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Rapid City

$180+ Cheap flights from Washington, D.C. (WAS) 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — RAP
mar. 30 — abr. 61
dom. 3/30
dom. 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Rapid City are usually found in November or March, booked 28 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from Washington, D.C. to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 marzo 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$294
(Delta)

One-way from

$180
(Delta)

Popular in

June

Cheapest in

November

Average price

$378
Provider with most accurate pricing for Washington, D.C. (WAS)-Rapid City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Rapid City flights.
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From Washington, D.C. (WAS) to Rapid City
Search Deals
One-way flight from Washington, D.C. (WAS) to Rapid City
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Washington, D.C. to Rapid City

Cheapest flights from Washington, D.C. to Rapid City
Explore the most affordable flight options available from Washington, D.C. to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2025.

This United Airlines deal was found by Cheapflights users on 3/24. 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.
mié. 4/234:07 pmBWI - RAP
1 stop7h 53mUnited Airlines
mié. 4/301:21 pmRAP - BWI
1 stop8h 09mUnited Airlines
Deal found 3/24$312
This Delta deal was found by Cheapflights users on 3/24. 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. 4/46:00 amBWI - RAP
1 stop7h 04mDelta
vie. 4/184:19 pmRAP - BWI
1 stop5h 40mDelta
Deal found 3/24$324
This American Airlines deal was found by Cheapflights users on 3/24. 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.
vie. 7/47:00 amDCA - RAP
1 stop9h 38mAmerican Airlines
mar. 7/84:38 pmRAP - DCA
1 stop6h 11mAmerican Airlines
Deal found 3/24$341
This American Airlines deal was found by Cheapflights users on 3/24. 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.
sáb. 5/33:20 pmBWI - RAP
1 stop7h 00mAmerican Airlines
sáb. 5/105:36 amRAP - BWI
1 stop7h 01mAmerican Airlines
Deal found 3/24$344
This United Airlines deal was found by Cheapflights users on 3/24. 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. 9/95:40 pmIAD - RAP
1 stop6h 15mUnited Airlines
mar. 9/165:30 amRAP - IAD
1 stop5h 57mUnited Airlines
Deal found 3/24$353
This American Airlines deal was found by Cheapflights users on 3/24. 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.
mar. 9/98:58 amIAD - RAP
2 stops13h 20mAmerican Airlines
mar. 9/165:57 amRAP - IAD
1 stop8h 21mAmerican Airlines
Deal found 3/24$358
This Mytrip deal was found by Cheapflights users on 3/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/206:51 amBWI - RAP
1 stop11h 59mMultiple Airlines
dom. 4/275:40 pmRAP - BWI
3 stops37h 19mMultiple Airlines
Deal found 3/23$378
This Delta deal was found by Cheapflights users on 3/24. 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.
lun. 7/216:10 amDCA - RAP
1 stop5h 42mDelta
mar. 7/292:20 pmRAP - DCA
1 stop7h 08mDelta
Deal found 3/24$403
This Sun Country Air deal was found by Cheapflights users on 3/24. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/2312:25 pmBWI - RAP
1 stop5h 56mSun Country Air
vie. 6/275:21 pmRAP - BWI
1 stop16h 02mSun Country Air
Deal found 3/24$405
This United Airlines deal was found by Cheapflights users on 3/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/143:30 pmDCA - RAP
1 stop7h 44mUnited Airlines
mar. 5/2012:45 pmRAP - DCA
1 stop6h 20mUnited Airlines
Deal found 3/23$408
This Delta deal was found by Cheapflights users on 3/24. 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. 5/276:43 pmIAD - RAP
1 stop5h 51mDelta
mié. 6/44:25 pmRAP - IAD
1 stop5h 09mDelta
Deal found 3/24$451
This Mytrip deal was found by Cheapflights users on 3/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/207:30 amIAD - RAP
2 stops11h 20mMultiple Airlines
dom. 4/275:40 pmRAP - IAD
2 stops14h 57mMultiple Airlines
Deal found 3/23$571

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. 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 2,558,603 searches. Data last updated marzo 25, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Rapid City that are best for you.

Fly from

Washington, D.C.

Fly to

Rapid City

Route

Depart

Return

Price

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

mié. 4/23

4:07 pm-10:00 pm

1 stop7h 53m

Rapid City

mié. 4/30

1:21 pm-11:30 pm

1 stop8h 09m

$312

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

vie. 4/4

6:00 am-11:04 am

1 stop7h 04m

Rapid City

vie. 4/18

4:19 pm-11:59 pm

1 stop5h 40m

$324

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

sáb. 5/3

3:20 pm-8:20 pm

1 stop7h 00m

Rapid City

sáb. 5/10

5:36 am-2:37 pm

1 stop7h 01m

$344

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

mar. 9/9

5:40 pm-9:55 pm

1 stop6h 15m

Rapid City

mar. 9/16

5:30 am-1:27 pm

1 stop5h 57m

$353

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

mar. 9/9

8:58 am-8:18 pm

2 stops13h 20m

Rapid City

mar. 9/16

5:57 am-4:18 pm

1 stop8h 21m

$358

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

jue. 9/4

5:30 am-10:38 am

1 stop7h 08m

Rapid City

mar. 9/9

10:23 am-6:59 pm

1 stop6h 36m

$360

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

dom. 4/20

6:51 am-4:50 pm

1 stop11h 59m

Rapid City

dom. 4/27

5:40 pm-8:59 am

3 stops37h 19m

$378

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

sáb. 5/31

6:05 am-10:06 am

1 stop6h 01m

Rapid City

mar. 6/3

6:33 am-6:59 pm

2 stops10h 26m

$397

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

lun. 6/23

12:25 pm-4:21 pm

1 stop5h 56m

Rapid City

vie. 6/27

5:21 pm-11:23 am

1 stop16h 02m

$405

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

mié. 5/14

3:30 pm-9:14 pm

1 stop7h 44m

Rapid City

mar. 5/20

12:45 pm-9:05 pm

1 stop6h 20m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 22 results
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Compare providers for flights from Washington, D.C. 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 Washington, D.C. to Rapid City in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

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

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

How far ahead should I book a flight from Washington, D.C. to Rapid City?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Rapid City. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Rapid City, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Rapid City (average of $348). Flying from Washington, D.C. to Rapid City in May is currently the most expensive (average of $572). 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.

What is the cheapest time of day to fly from WAS to RAP?

Find hourly flight availability from Washington, D.C. to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 25, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Rapid City in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight at noon.

Rainfall in Rapid City by month

Plan your trip to Rapid City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rapid City ranges from 0.3 - 3.2 inches per month. May is typically the wettest month, when rainfall can reach 3.2 in. January is typically the driest time to visit Rapid City when rainfall is around 0.3 in.

Temperature in Rapid City by month

Plan your trip to Rapid City by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rapid City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 marzo 25, 2025.
To help decide which airline to fly from Washington, D.C. to Rapid City, see what other customers have to say about Delta, United Airlines and American Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Rapid City. 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 into for flights to Rapid City from Washington, D.C.?

    Located just 9.0 mi from the city center, Rapid City is the airport most travelers will use when flying to Rapid City from Washington, D.C.. Booking flights from Washington, D.C. to Rapid City (RAP) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 3 different airlines.

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

    Delta, at $294, was found to be the cheapest airline from Washington, D.C. to Rapid City.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is priced at 38% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. to Rapid City one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $180. American Airlines flights start at $208 while deals on United Airlines start at $229 one-way.

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

    While some choose either Baltimore/Washington - Rapid City or Washington, D.C. Reagan-National - Rapid City, Washington, D.C. Dulles Intl - Rapid City is the most popular route from Washington, D.C. to Rapid City.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Rapid City (average of $348). Flying from Washington, D.C. to Rapid City in May is currently the most expensive (average of $572). 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.?

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

Discover the top 3 airlines that operate flights from Washington, D.C. 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 2,558,603 searches. Data last updated marzo 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$247Average$530FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$270Average$516FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$278Average$494FlexibilityNo cancel feeOn-time71%
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