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Rapid City

$216+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — RAP
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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.
Tue 2/176:05 am
DCA
-
RAP
1 stop6h 04m
Delta
Mon 2/234:29 pm
RAP
-
DCA
1 stop4h 59m
Delta
Deal found 1/27$289
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/242:12 pm
IAD
-
RAP
1 stop8h 32m
United Airlines
Tue 3/35:20 am
RAP
-
IAD
1 stop5h 45m
United Airlines
Deal found 1/26$289
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 2/174:09 pm
BWI
-
RAP
1 stop8h 07m
United Airlines
Mon 2/232:52 pm
RAP
-
BWI
1 stop6h 33m
United Airlines
Deal found 1/27$289
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:13 pm
IAD
-
RAP
2 stops7h 14m
Delta
Tue 3/34:29 pm
RAP
-
IAD
1 stop5h 26m
Delta
Deal found 1/26$294
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/2410:30 am
BWI
-
RAP
2 stops10h 24m
United Airlines
Tue 3/32:52 pm
RAP
-
BWI
1 stop6h 33m
United Airlines
Deal found 1/26$294
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:54 am
DCA
-
RAP
2 stops7h 50m
Delta
Tue 3/310:54 am
RAP
-
DCA
2 stops10h 03m
Delta
Deal found 1/26$300
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:25 pm
BWI
-
RAP
2 stops7h 02m
Delta
Tue 3/310:54 am
RAP
-
BWI
2 stops11h 41m
Delta
Deal found 1/26$300
This United Airlines deal was found by Cheapflights users on 1/28. 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 4/41:10 pm
IAD
-
RAP
1 stop7h 09m
United Airlines
Sat 4/112:42 pm
RAP
-
IAD
1 stop6h 52m
United Airlines
Deal found 1/28$301
This Delta deal was found by Cheapflights users on 1/28. 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.
Wed 2/116:05 am
BWI
-
RAP
1 stop6h 06m
Delta
Wed 2/184:29 pm
RAP
-
BWI
1 stop5h 18m
Delta
Deal found 1/28$314
This Sun Country Air deal was found by Cheapflights users on 1/28. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2612:25 pm
BWI
-
RAP
1 stop5h 57m
Sun Country Air
Mon 6/295:21 pm
RAP
-
BWI
1 stop16h 03m
Sun Country Air
Deal found 1/28$315
This Delta deal was found by Cheapflights users on 1/27. 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.
Tue 2/175:13 pm
IAD
-
RAP
2 stops7h 14m
Delta
Mon 2/234:29 pm
RAP
-
IAD
1 stop5h 26m
Delta
Deal found 1/27$319
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:25 pm
BWI
-
RAP
2 stops7h 02m
Delta
Mon 3/210:54 am
RAP
-
BWI
2 stops9h 59m
Delta
Deal found 1/26$325

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Delta)

One-way from

$216
(Delta)

Popular in

June

Cheapest in

January

Average price

$376
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.
Search Deals
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. 10% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 2/25

6:05 am-10:09 am

1 stop6h 04m

Rapid City

Mon 3/2

10:54 am-6:04 pm

1 stop5h 10m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Tue 2/17

4:09 pm-10:16 pm

1 stop8h 07m

Rapid City

Mon 2/23

2:52 pm-11:25 pm

1 stop6h 33m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 2/24

6:59 pm-10:27 pm

1 stop5h 28m

Rapid City

Tue 3/3

10:54 am-6:04 pm

1 stop5h 10m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Tue 2/24

4:09 pm-8:44 pm

1 stop6h 35m

Rapid City

Tue 3/3

5:20 am-3:07 pm

1 stop7h 47m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 2/17

6:05 am-10:09 am

1 stop6h 04m

Rapid City

Mon 2/23

4:29 pm-11:28 pm

1 stop4h 59m

$289

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 2/24

5:13 pm-10:27 pm

2 stops7h 14m

Rapid City

Tue 3/3

4:29 pm-11:55 pm

1 stop5h 26m

$294

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Wed 2/25

6:05 am-10:09 am

1 stop6h 04m

Rapid City

Mon 3/2

10:54 am-10:53 pm

2 stops9h 59m

$294

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sat 4/4

1:10 pm-6:19 pm

1 stop7h 09m

Rapid City

Sat 4/11

2:42 pm-11:34 pm

1 stop6h 52m

$301

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sat 2/14

6:05 am-10:05 am

1 stop6h 00m

Rapid City

Wed 2/18

4:29 pm-11:47 pm

1 stop5h 18m

$314

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Fri 6/26

12:25 pm-4:22 pm

1 stop5h 57m

Rapid City

Mon 6/29

5:21 pm-11:24 am

1 stop16h 03m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 57 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 January 23, 2026.

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 25 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, February is the cheapest month in which you can book a flight from Washington, D.C. to Rapid City (average of $268). Flying from Washington, D.C. to Rapid City in December is currently the most expensive (average of $547). 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 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 January 29, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Washington, D.C. to Rapid City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,215 reviews
Delta
7.9
Good
8,128 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,205 reviews
Delta
7.9
Good
8,128 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

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

    A quick flight from Washington, D.C. to Rapid City can take about 6h 04m. Delta provides one of the quickest options available for as low as $289. There are 1387 mi between Washington, D.C. and Rapid City. This flight may include one or multiple stops.

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

    Delta, at $293, was found to be the cheapest airline from Washington, D.C. to Rapid City.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Delta is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • 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, February is the cheapest month in which you can book a flight from Washington, D.C. to Rapid City (average of $268). Flying from Washington, D.C. to Rapid City in December is currently the most expensive (average of $547). 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 Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Keystone
Deadwood
Sturgis
Spearfish

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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$451FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$448FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$304Average$488FlexibilityNo cancel feeOn-time69%

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