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 7h 07m. Delta provides one of the quickest options available for as low as $281. The distance between Rapid City and Washington, D.C. is about 1387 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 United Airlines is currently your cheapest option to Washington, D.C., with prices starting at $201. Another option worth looking into is Delta, starting at $288 round trip. Users have found that United Airlines is 60% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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

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

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Rapid City to Washington, D.C. as you normally would.

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 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 Rapid City-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 2 different airlines.

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.

$219+ Cheap Flights from Rapid City to Washington, D.C.

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

Cheapest

Best

Last-minute

One-way

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 August 24, 2026.

Wed 9/304:31 pm -

1 stop5h 28m

Wed 10/76:05 am -

1 stop6h 40m

Deal found 8/23

$281

Wed 9/304:31 pm -

1 stop4h 52m

Wed 10/77:23 am -

1 stop5h 22m

Deal found 8/23

$281

Tue 10/204:38 pm -

1 stop5h 06m

Wed 10/286:00 am -

2 stops9h 57m

Deal found 8/23

$286

Tue 10/202:37 pm -

1 stop6h 49m

Wed 10/285:13 pm -

2 stops7h 17m

Deal found 8/23

$286

Tue 11/34:38 pm -

1 stop5h 06m

Mon 11/96:59 pm -

1 stop5h 38m

Deal found 8/23

$310

Tue 11/34:38 pm -

1 stop4h 48m

Mon 11/96:58 pm -

1 stop5h 39m

Deal found 8/23

$310

Tue 11/36:39 am -

1 stop5h 18m

Mon 11/97:25 pm -

1 stop5h 12m

Deal found 8/23

$339

Wed 9/236:07 pm -

1 stop13h 13m

Wed 9/305:00 am -

1 stop6h 47m

Deal found 8/23

$354

Thu 10/14:31 pm -

1 stop4h 52m

Sun 10/46:10 am -

1 stop5h 51m

Deal found 8/21

$369

Sat 12/56:00 am -

1 stop7h 23m

Wed 12/95:10 pm -

1 stop6h 32m

Deal found 8/21

$371

Sat 12/55:30 am -

1 stop5h 27m

Tue 12/85:30 pm -

1 stop6h 38m

Deal found 8/20

$371

Thu 9/34:41 pm -

1 stop5h 51m

Mon 9/76:16 am -

1 stop6h 10m

Deal found 8/19

$409

Best flights from Rapid City to Washington, D.C.
Discover carefully curated flight deals from Rapid City to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Tue 10/202:37 pm -

1 stop7h 07m

Wed 10/286:05 am -

1 stop6h 40m

Deal found 8/23

$281

Sat 12/56:00 am -

1 stop7h 23m

Wed 12/95:10 pm -

1 stop6h 32m

Deal found 8/23

$371

Tue 10/202:37 pm -

1 stop6h 49m

Wed 10/285:13 pm -

2 stops7h 17m

Deal found 8/23

$286

Tue 11/34:38 pm -

1 stop5h 06m

Mon 11/96:59 pm -

1 stop5h 38m

Deal found 8/23

$310

Sat 12/57:00 am -

1 stop8h 35m

Tue 12/812:35 pm -

1 stop8h 46m

Deal found 8/22

$371

Tue 11/34:38 pm -

1 stop4h 48m

Mon 11/96:58 pm -

1 stop5h 39m

Deal found 8/23

$310

Thu 9/34:41 pm -

1 stop5h 51m

Mon 9/76:16 am -

1 stop6h 10m

Deal found 8/19

$409

Tue 11/36:39 am -

1 stop5h 18m

Mon 11/97:25 pm -

1 stop5h 12m

Deal found 8/23

$339

Thu 9/31:31 pm -

1 stop7h 21m

Mon 9/76:30 am -

1 stop5h 56m

Deal found 8/19

$424

Thu 10/11:37 pm -

1 stop7h 15m

Sun 10/46:10 am -

1 stop6h 05m

Deal found 8/22

$429

Wed 10/212:37 pm -

1 stop6h 49m

Sun 10/256:00 am -

2 stops9h 57m

Deal found 8/19

$414

Sat 9/55:00 am -

1 stop8h 03m

Sat 9/124:20 pm -

1 stop6h 18m

Deal found 8/22

$445

Sat 9/512:32 pm -

1 stop6h 51m

Sat 9/126:15 am -

1 stop5h 47m

Deal found 8/19

$443

Sat 9/57:00 am -

1 stop8h 53m

Sat 9/122:43 pm -

1 stop7h 55m

Deal found 8/23

$461

Sat 9/510:46 am -

2 stops11h 02m

Sat 9/126:59 pm -

1 stop5h 19m

Deal found 8/20

$444

Sat 9/57:00 am -

1 stop6h 16m

Sat 9/124:22 pm -

1 stop6h 16m

Deal found 8/22

$464

Fri 9/44:30 pm -

1 stop4h 51m

Tue 9/83:15 pm -

2 stops9h 03m

Deal found 8/20

$449

Sat 9/510:46 am -

2 stops11h 48m

Sat 9/125:15 pm -

2 stops7h 03m

Deal found 8/20

$465

Sat 1/162:40 pm -

1 stop6h 20m

Wed 1/204:10 pm -

1 stop6h 23m

Deal found 8/19

$528

Sat 10/247:05 am -

1 stop6h 02m

Wed 10/286:10 am -

1 stop6h 21m

Deal found 8/22

$528

Last-minute flights from Rapid City to Washington, D.C.
Discover last-minute flight deals from Rapid City to Washington, D.C.. Data last updated August 24, 2026 and is based on user searches.

Sat 8/224:30 pm -

1 stop5h 20m

Mon 8/242:45 pm -

2 stops9h 52m

Deal found 8/22

$457

Thu 9/34:41 pm -

1 stop5h 51m

Mon 9/76:16 am -

1 stop6h 10m

Deal found 8/19

$409

Thu 9/31:31 pm -

1 stop7h 21m

Mon 9/76:30 am -

1 stop5h 56m

Deal found 8/19

$424

Fri 9/44:30 pm -

1 stop4h 51m

Tue 9/83:15 pm -

2 stops9h 03m

Deal found 8/20

$449

Sat 9/512:32 pm -

1 stop6h 51m

Sat 9/126:15 am -

1 stop5h 47m

Deal found 8/19

$443

Sat 9/510:46 am -

2 stops11h 02m

Sat 9/126:59 pm -

1 stop5h 19m

Deal found 8/20

$444

Sat 9/57:00 am -

1 stop6h 03m

Sat 9/124:20 pm -

1 stop6h 18m

Deal found 8/21

$445

Sat 9/57:00 am -

1 stop8h 53m

Sat 9/122:43 pm -

1 stop7h 55m

Deal found 8/21

$445

Wed 9/162:30 pm -

1 stop7h 29m

Wed 9/236:05 am -

1 stop5h 56m

Deal found 8/22

$449

Wed 9/236:07 pm -

1 stop13h 13m

Wed 9/305:00 am -

1 stop6h 47m

Deal found 8/23

$354

Wed 9/304:31 pm -

1 stop5h 28m

Wed 10/76:05 am -

1 stop6h 40m

Deal found 8/23

$281

Wed 9/304:31 pm -

1 stop4h 52m

Wed 10/77:23 am -

1 stop5h 22m

Deal found 8/23

$281

One-way flights from Rapid City to Washington, D.C.
Search for one-way flight options from Rapid City to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.

Tue 9/226:07 pm -

1 stop14h 00m

Deal found 8/23

$219

Fri 9/186:07 pm -

2 stops15h 49m

Deal found 8/19

$295

Wed 10/2810:24 am -

1 stop11h 35m

Deal found 8/19

$316

Wed 10/2810:24 am -

1 stop10h 59m

Deal found 8/19

$316

Wed 10/142:37 pm -

1 stop6h 46m

Deal found 8/23

$329

Fri 9/1112:36 pm -

1 stop6h 24m

Deal found 8/21

$329

Fri 9/184:41 pm -

1 stop5h 51m

Deal found 8/19

$329

Wed 10/1412:30 pm -

2 stops8h 29m

Deal found 8/23

$334

Wed 10/286:39 am -

2 stops10h 54m

Deal found 8/19

$334

Wed 10/286:39 am -

2 stops11h 35m

Deal found 8/19

$334

Tue 9/11:16 pm -

1 stop6h 35m

Deal found 8/19

$376

Tue 9/14:30 pm -

1 stop4h 51m

Deal found 8/21

$376

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$281 (Delta)
One-way from	$219 (American Airlines)
Popular in	May
Cheapest in	November
Average price	$460

Provider with most accurate pricing for Rapid City-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Rapid City-Washington, D.C. (WAS) flights.

Search Deals

From Rapid City to Washington, D.C. (WAS)

Search Deals

One-way flight from Rapid City to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($82 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($33 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityWashington, D.C.

RAP Rapid City - DCA Washington, D.C. Reagan-National

RAPDCA

Rapid City

Tue 10/20

2:37 pm-11:44 pm

1 stop7h 07m

Washington, D.C. Reagan-National

Wed 10/28

6:05 am-10:45 am

1 stop6h 40m

$281

Rapid CityWashington, D.C.

RAP Rapid City - IAD Washington, D.C. Dulles Intl

RAPIAD

Rapid City

Tue 10/20

2:37 pm-11:26 pm

1 stop6h 49m

Washington, D.C. Dulles Intl

Wed 10/28

5:13 pm-10:30 pm

2 stops7h 17m

$286

Rapid CityWashington, D.C.

RAP Rapid City - DCA Washington, D.C. Reagan-National

RAPDCA

Rapid City

Tue 11/3

4:38 pm-11:44 pm

1 stop5h 06m

Washington, D.C. Reagan-National

Mon 11/9

6:59 pm-10:37 pm

1 stop5h 38m

$310

Quickest round-trip

Rapid CityWashington, D.C.

RAP Rapid City - IAD Washington, D.C. Dulles Intl

RAPIAD

Rapid City

Tue 11/3

4:38 pm-11:26 pm

1 stop4h 48m

Washington, D.C. Dulles Intl

Mon 11/9

6:58 pm-10:37 pm

1 stop5h 39m

$310

Rapid CityBaltimore

RAP Rapid City - BWI Baltimore/Washington

RAPBWI

Rapid City

Tue 11/3

6:39 am-1:57 pm

1 stop5h 18m

Baltimore/Washington

Mon 11/9

7:25 pm-10:37 pm

1 stop5h 12m

$339

Rapid CityWashington, D.C.

RAP Rapid City - DCA Washington, D.C. Reagan-National

RAPDCA

Rapid City

Sat 12/5

6:00 am-3:23 pm

1 stop7h 23m

Washington, D.C. Reagan-National

Wed 12/9

5:10 pm-9:42 pm

1 stop6h 32m

$371

Rapid CityWashington, D.C.

RAP Rapid City - IAD Washington, D.C. Dulles Intl

RAPIAD

Rapid City

Sat 12/5

7:00 am-5:35 pm

1 stop8h 35m

Washington, D.C. Dulles Intl

Tue 12/8

12:35 pm-7:21 pm

1 stop8h 46m

$371

Rapid CityWashington, D.C.

RAP Rapid City - IAD Washington, D.C. Dulles Intl

RAPIAD

Rapid City

Thu 9/3

4:41 pm-12:32 am

1 stop5h 51m

Washington, D.C. Dulles Intl

Mon 9/7

6:16 am-10:26 am

1 stop6h 10m

$409

Rapid CityWashington, D.C.

RAP Rapid City - IAD Washington, D.C. Dulles Intl

RAPIAD

Rapid City

Wed 10/21

2:37 pm-11:26 pm

1 stop6h 49m

Washington, D.C. Dulles Intl

Sun 10/25

6:00 am-1:57 pm

2 stops9h 57m

$414

Rapid CityWashington, D.C.

RAP Rapid City - DCA Washington, D.C. Reagan-National

RAPDCA

Rapid City

Thu 9/3

1:31 pm-10:52 pm

1 stop7h 21m

Washington, D.C. Reagan-National

Mon 9/7

6:30 am-10:26 am

1 stop5h 56m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/23

Showing 1-10 of 33 resultsSorted by cheapest first

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

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 August.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	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 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 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 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.

RAP-WAS

RAP-DCA

RAP-IAD

RAP-BWI

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.

RAP-WAS

RAP-DCA

RAP-IAD

RAP-BWI

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

Currently, December is the cheapest month in which you can book a flight from Rapid City to Washington, D.C. (average of $348). Flying from Rapid City to Washington, D.C. in July is currently the most expensive (average of $693). 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.

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

Airfare is below average for this route at the moment.

Rapid City to Washington, D.C. flights typically cost between $310 and $639 in September.
The cheapest round-trip price found within the last 5 days was $281 on Delta (Sep 30-Oct 7).

Reviews of airlines servicing Washington, D.C.

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

7.8

Good

8,518 reviews

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

Delta

7.8

Good

8,518 reviews

Delta

7.8

Good

8,518 reviews

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

United Airlines

7.4

Good

10,116 reviews

Delta

7.8

Good

8,518 reviews

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

Related info for your journey

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 2 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 7h 07m. Delta provides one of the quickest options available for as low as $281. The distance between Rapid City and Washington, D.C. is about 1387 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 United Airlines is currently your cheapest option to Washington, D.C., with prices starting at $201. Another option worth looking into is Delta, starting at $288 round trip. Users have found that United Airlines is 60% 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. Dulles Intl, Rapid City - Washington, D.C. Reagan-National 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, December is the cheapest month in which you can book a flight from Rapid City to Washington, D.C. (average of $348). Flying from Rapid City to Washington, D.C. in July is currently the most expensive (average of $693). 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

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

Sioux Falls to Reagan-National flights

Rapid City to Dulles Intl flights

Rapid City to Reagan-National flights

Aberdeen to Reagan-National flights

Top 2 airlines flying from Rapid City to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$201	Average$474	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$288	Average$451	FlexibilityNo cancel fee	On-timeN/A

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$219+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Rapid City to Washington, D.C. with Cheapflights

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Cheap 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 August 24, 2026.

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 August 24, 2026.

Best flights from Rapid City to Washington, D.C.Discover carefully curated flight deals from Rapid City to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Discover carefully curated flight deals from Rapid City to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Last-minute flights from Rapid City to Washington, D.C.Discover last-minute flight deals from Rapid City to Washington, D.C.. Data last updated August 24, 2026 and is based on user searches.

Discover last-minute flight deals from Rapid City to Washington, D.C.. Data last updated August 24, 2026 and is based on user searches.

One-way flights from Rapid City to Washington, D.C.Search for one-way flight options from Rapid City to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.

Search for one-way flight options from Rapid City to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.

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

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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 August.

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.

Cheapflights Insights

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

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

Airfare is below average for this route at the moment.

Rapid City to Washington, D.C. flights typically cost between $310 and $639 in September.The cheapest round-trip price found within the last 5 days was $281 on Delta (Sep 30-Oct 7).

Reviews of airlines servicing Washington, D.C.

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.

Related info for your journey

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

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

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Complete your trip

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Rapid City and Washington, D.C. flights

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Other flights from Rapid City

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Popular flight searches

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Rapid City to Washington, D.C. flights

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Other flights to Washington, D.C.

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Top 2 airlines flying from Rapid City to Washington, D.C.

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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 August 24, 2026.

Best flights from Rapid City to Washington, D.C.
Discover carefully curated flight deals from Rapid City to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.

Last-minute flights from Rapid City to Washington, D.C.
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One-way flights from Rapid City to Washington, D.C.
Search for one-way flight options from Rapid City to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.

Rapid City to Washington, D.C. flights typically cost between $310 and $639 in September.
The cheapest round-trip price found within the last 5 days was $281 on Delta (Sep 30-Oct 7).