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 08m. 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 $268, 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 38% lower than the current average price of a flight leaving 3 months from now.

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.

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).

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.

What are the most popular airlines that fly from Washington, D.C. to Rapid City?

When booking a flight from Washington, D.C. to Rapid City, you may want to consider flying on United Airlines, American Airlines or Delta as they are the most popular for this route.

Most accurate provider : When it comes to deals on Washington, D.C.-Rapid City flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Rapid City flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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.

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.

$216+ Flights from Washington, D.C. to Rapid City

Q: How much does it cost to fly round-trip from Washington, D.C. to Rapid City?

Airfare is below average for this route at the moment. Washington, D.C. to Rapid City flights typically cost between $445 and $505 in January. The cheapest round-trip price found within the last 3 days was $289 on Delta (Jan 19-Jan 24).

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Cheapflights Tip: The best prices from Washington, D.C. to Rapid City are usually found in March or February, booked 72 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

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 December 15, 2025.

Fri 12/196:30 amDCA - RAP

1 stop6h 00mUnited Airlines

Mon 12/227:00 amRAP - DCA

1 stop5h 59mUnited Airlines

Deal found 12/14

$452

Fri 12/196:15 amBWI - RAP

1 stop6h 15mUnited Airlines

Mon 12/223:35 pmRAP - BWI

1 stop5h 41mUnited Airlines

Deal found 12/14

$500

Fri 12/196:30 amIAD - RAP

1 stop6h 00mUnited Airlines

Mon 12/225:15 amRAP - IAD

1 stop6h 01mUnited Airlines

Deal found 12/14

$529

Thu 12/187:06 pmBWI - RAP

1 stop5h 40mDelta

Sat 12/204:14 pmRAP - BWI

1 stop5h 18mDelta

Deal found 12/13

$620

Thu 12/1810:44 amBWI - RAP

2 stops12h 05mUnited Airlines

Sat 12/205:15 amRAP - BWI

2 stops9h 43mUnited Airlines

Deal found 12/13

$668

Fri 12/197:35 amDCA - RAP

1 stop8h 34mDelta

Mon 12/226:19 amRAP - DCA

2 stops9h 30mDelta

Deal found 12/14

$795

Mon 12/2910:25 pmIAD - RAP

2 stops14h 05mUnited Airlines

Fri 1/25:15 amRAP - IAD

1 stop6h 01mUnited Airlines

Deal found 12/14

$798

Tue 12/306:15 amBWI - RAP

1 stop6h 15mUnited Airlines

Sat 1/33:35 pmRAP - BWI

1 stop11h 49mUnited Airlines

Deal found 12/15

$802

Mon 12/294:17 pmDCA - RAP

1 stop6h 32mUnited Airlines

Fri 1/28:45 amRAP - DCA

2 stops13h 14mUnited Airlines

Deal found 12/14

$926

Sat 12/276:20 amIAD - RAP

1 stop14h 52mUnited Airlines

Fri 1/25:15 amRAP - IAD

1 stop6h 01mUnited Airlines

Deal found 12/13

$926

Fri 12/1912:59 pmDCA - RAP

2 stops10h 32mAmerican Airlines

Mon 12/225:30 amRAP - DCA

2 stops11h 27mAmerican Airlines

Deal found 12/15

$949

Mon 12/2910:44 amBWI - RAP

1 stop25h 46mUnited Airlines

Fri 1/25:15 amRAP - BWI

2 stops9h 43mUnited Airlines

Deal found 12/14

$972

Best flights from Washington, D.C. to Rapid City
Discover carefully curated flight deals from Washington, D.C. to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

Sat 1/106:05 amDCA - RAP

1 stop6h 08mDelta

Sat 1/176:00 amRAP - DCA

1 stop5h 53mDelta

Deal found 12/12

$289

Wed 1/76:30 amDCA - RAP

1 stop9h 04mAmerican Airlines

Tue 1/132:08 pmRAP - DCA

1 stop6h 52mAmerican Airlines

Deal found 12/14

$289

Wed 1/712:35 pmIAD - RAP

1 stop8h 39mUnited Airlines

Tue 1/1310:45 amRAP - IAD

1 stop6h 36mUnited Airlines

Deal found 12/14

$289

Tue 1/66:59 pmDCA - RAP

1 stop5h 29mDelta

Tue 1/134:10 pmRAP - DCA

1 stop5h 13mDelta

Deal found 12/13

$289

Sat 1/1010:02 amIAD - RAP

1 stop7h 20mUnited Airlines

Sat 1/1710:45 amRAP - IAD

1 stop6h 36mUnited Airlines

Deal found 12/12

$289

Fri 1/911:13 amBWI - RAP

2 stops12h 02mAmerican Airlines

Sun 1/112:08 pmRAP - BWI

1 stop7h 10mAmerican Airlines

Deal found 12/14

$294

Sun 2/226:05 amDCA - RAP

1 stop6h 06mDelta

Sat 2/284:26 pmRAP - DCA

1 stop5h 02mDelta

Deal found 12/13

$289

Wed 1/78:23 amBWI - RAP

1 stop8h 59mUnited Airlines

Tue 1/137:00 amRAP - BWI

1 stop6h 04mUnited Airlines

Deal found 12/14

$289

Mon 1/196:05 amDCA - RAP

1 stop6h 08mDelta

Sat 1/244:10 pmRAP - DCA

1 stop5h 26mDelta

Deal found 12/13

$289

Sun 2/225:19 pmIAD - RAP

1 stop6h 57mUnited Airlines

Sat 2/285:20 amRAP - IAD

1 stop5h 45mUnited Airlines

Deal found 12/13

$314

Sun 2/226:04 amBWI - RAP

1 stop6h 07mDelta

Sat 2/284:26 pmRAP - BWI

1 stop4h 46mDelta

Deal found 12/13

$289

Thu 1/19:55 amBWI - RAP

1 stop9h 05mUnited Airlines

Tue 1/67:00 amRAP - BWI

1 stop6h 04mUnited Airlines

Deal found 12/14

$314

Wed 1/75:26 pmIAD - RAP

2 stops7h 02mDelta

Tue 1/134:10 pmRAP - IAD

1 stop5h 47mDelta

Deal found 12/14

$294

Wed 1/75:25 pmBWI - RAP

2 stops7h 03mDelta

Tue 1/1310:54 amRAP - BWI

2 stops10h 11mDelta

Deal found 12/14

$299

Sat 1/108:15 amIAD - RAP

1 stop6h 57mUnited Airlines

Tue 1/1312:35 pmRAP - IAD

1 stop6h 32mUnited Airlines

Deal found 12/12

$369

Mon 1/1212:35 pmIAD - RAP

1 stop6h 37mUnited Airlines

Thu 1/1512:35 pmRAP - IAD

1 stop6h 32mUnited Airlines

Deal found 12/15

$371

Sat 1/105:27 pmIAD - RAP

2 stops7h 01mDelta

Sat 1/1710:54 amRAP - IAD

1 stop6h 02mDelta

Deal found 12/12

$349

Mon 1/124:10 pmBWI - RAP

1 stop6h 22mUnited Airlines

Thu 1/1512:35 pmRAP - BWI

1 stop8h 40mUnited Airlines

Deal found 12/15

$371

Sat 1/1010:05 amBWI - RAP

2 stops11h 09mUnited Airlines

Tue 1/132:40 pmRAP - BWI

1 stop6h 35mUnited Airlines

Deal found 12/12

$374

Mon 1/125:26 pmIAD - RAP

2 stops7h 02mDelta

Thu 1/154:10 pmRAP - IAD

1 stop5h 47mDelta

Deal found 12/15

$376

Tue 1/65:26 pmIAD - RAP

2 stops7h 02mDelta

Tue 1/136:00 amRAP - IAD

1 stop5h 38mDelta

Deal found 12/13

$379

Last-minute flights from Washington, D.C. to Rapid City
Discover last-minute flight deals from Washington, D.C. to Rapid City. Data last updated December 15, 2025 and is based on user searches.

Thu 1/19:55 amBWI - RAP

1 stop9h 05mUnited Airlines

Tue 1/67:00 amRAP - BWI

1 stop6h 04mUnited Airlines

Deal found 12/14

$314

Tue 1/62:32 pmDCA - RAP

2 stops9h 56mDelta

Tue 1/1310:54 amRAP - DCA

2 stops10h 03mDelta

Deal found 12/13

$299

Wed 1/712:35 pmIAD - RAP

1 stop8h 39mUnited Airlines

Tue 1/1310:45 amRAP - IAD

1 stop6h 36mUnited Airlines

Deal found 12/14

$289

Wed 1/78:23 amBWI - RAP

1 stop8h 59mUnited Airlines

Tue 1/137:00 amRAP - BWI

1 stop6h 04mUnited Airlines

Deal found 12/14

$289

Wed 1/75:26 pmIAD - RAP

2 stops7h 02mDelta

Tue 1/134:10 pmRAP - IAD

1 stop5h 47mDelta

Deal found 12/14

$294

Wed 1/75:25 pmBWI - RAP

2 stops7h 03mDelta

Tue 1/1310:54 amRAP - BWI

2 stops10h 11mDelta

Deal found 12/14

$299

Sat 1/105:27 pmIAD - RAP

2 stops7h 01mDelta

Sat 1/1710:54 amRAP - IAD

1 stop6h 02mDelta

Deal found 12/12

$349

Sat 1/102:24 pmIAD - RAP

1 stop6h 50mUnited Airlines

Tue 1/1312:35 pmRAP - IAD

1 stop8h 47mUnited Airlines

Deal found 12/14

$369

Sat 1/104:10 pmBWI - RAP

1 stop6h 22mUnited Airlines

Tue 1/1312:35 pmRAP - BWI

1 stop8h 40mUnited Airlines

Deal found 12/12

$369

Mon 1/126:05 amDCA - RAP

1 stop6h 08mDelta

Thu 1/154:10 pmRAP - DCA

1 stop5h 13mDelta

Deal found 12/15

$371

Mon 1/196:05 amDCA - RAP

1 stop6h 08mDelta

Sat 1/246:00 amRAP - DCA

1 stop5h 59mDelta

Deal found 12/15

$289

Mon 1/1912:45 pmDCA - RAP

2 stops10h 30mAmerican Airlines

Sat 1/246:00 amRAP - DCA

2 stops8h 50mAmerican Airlines

Deal found 12/13

$354

One-way flights from Washington, D.C. to Rapid City
Search for one-way flight options from Washington, D.C. to Rapid City. Find affordable one-way fares based on user searches. Data last updated December 15, 2025.

Mon 5/46:20 amIAD - RAP

1 stop6h 11mUnited Airlines

Deal found 12/14

$216

Mon 5/47:00 pmBWI - RAP

1 stop4h 58mDelta

Deal found 12/14

$216

Mon 5/43:42 pmBWI - RAP

2 stops8h 46mUnited Airlines

Deal found 12/14

$282

Sat 6/1311:40 amIAD - RAP

1 stop6h 19mAmerican Airlines

Deal found 12/13

$291

Fri 3/276:57 pmBWI - RAP

1 stop5h 29mDelta

Deal found 12/15

$321

Sat 6/136:59 amBWI - RAP

1 stop5h 29mAmerican Airlines

Deal found 12/13

$346

Sat 6/136:00 amDCA - RAP

1 stop7h 19mDelta

Deal found 12/13

$376

Fri 3/276:00 amIAD - RAP

1 stop9h 55mAmerican Airlines

Deal found 12/15

$395

Fri 3/276:06 amDCA - RAP

2 stops9h 49mAmerican Airlines

Deal found 12/13

$400

Fri 3/271:55 pmIAD - RAP

2 stops21h 22mMultiple Airlines

Deal found 12/15

$428

Fri 3/276:00 amBWI - RAP

1 stop9h 55mAmerican Airlines

Deal found 12/13

$436

Sat 6/138:30 amDCA - RAP

2 stops12h 38mUnited Airlines

Deal found 12/13

$520

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

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$289 (Delta)
One-way from	$216 (United Airlines)
Popular in	June
Cheapest in	March
Average price	$468

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. 9% potential increase in price ($43 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 December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sat 1/10

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Sat 1/17

6:00 am-1:53 pm

1 stop5h 53m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 1/7

6:30 am-1:34 pm

1 stop9h 04m

Rapid City

Tue 1/13

2:08 pm-11:00 pm

1 stop6h 52m

$289

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 1/7

12:35 pm-7:14 pm

1 stop8h 39m

Rapid City

Tue 1/13

10:45 am-7:21 pm

1 stop6h 36m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 1/6

6:59 pm-10:28 pm

1 stop5h 29m

Rapid City

Tue 1/13

4:10 pm-11:23 pm

1 stop5h 13m

$289

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sat 1/10

10:02 am-3:22 pm

1 stop7h 20m

Rapid City

Sat 1/17

10:45 am-7:21 pm

1 stop6h 36m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 2/22

6:05 am-10:11 am

1 stop6h 06m

Rapid City

Sat 2/28

4:26 pm-11:28 pm

1 stop5h 02m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Wed 1/7

8:23 am-3:22 pm

1 stop8h 59m

Rapid City

Tue 1/13

7:00 am-3:04 pm

1 stop6h 04m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Mon 1/19

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Sat 1/24

4:10 pm-11:36 pm

1 stop5h 26m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sun 2/22

6:04 am-10:11 am

1 stop6h 07m

Rapid City

Sat 2/28

4:26 pm-11:12 pm

1 stop4h 46m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Fri 1/9

11:13 am-9:15 pm

2 stops12h 02m

Rapid City

Sun 1/11

2:08 pm-11:18 pm

1 stop7h 10m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 38 results

Compare providers for flights from Washington, D.C. to Rapid City

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 December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Rapid City flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

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 $488). 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?

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Rapid City in the afternoon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Washington, D.C. to Rapid City?

Reviews of airlines servicing Rapid City

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

8,008 reviews

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

8,008 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,092 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,051 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

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 08m. 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 $268, 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 38% 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 $488). 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.

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

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$268	Average$438	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$304	Average$507	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$313	Average$483	FlexibilityNo cancel fee	On-time71%

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$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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. to Rapid City are usually found in March or February, booked 72 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

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

Cheapest flights from Washington, D.C. to Rapid CityExplore 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 December 15, 2025.

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 December 15, 2025.

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

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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 December.

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.

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 December 12, 2025.

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

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 December 15, 2025.

How much does it cost to fly round-trip from Washington, D.C. to Rapid City?

Reviews of airlines servicing Rapid City

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.

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.?

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

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

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

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

How can I 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?

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

Traveling to a place near Rapid City?

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

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

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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 December 15, 2025.