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District of Columbia

$216+ Cheap flights from Rapid City (RAP) to District of Columbia

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — IAD
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Rapid City to District of Columbia

Keep the following information in mind while searching for Rapid City to District of Columbia flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$269
(United Airlines)

One-way from

$216
(Delta)

Popular in

February

Cheapest in

December

Average price

$411
From Rapid City to District of Columbia
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One-way flight from Rapid City to District of Columbia
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Highest demand for flights based on searches. 20% potential increase in price ($128 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Rapid City to District of Columbia

Cheapest flights from Rapid City to District of Columbia
Explore the most affordable flight options available from Rapid City to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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.
sáb. 10/47:00 amRAP - IAD
1 stop7h 58mUnited Airlines
dom. 10/56:30 amIAD - RAP
1 stop5h 43mUnited Airlines
Deal found 9/11$269
This United Airlines deal was found by Cheapflights users on 9/11. 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.
sáb. 10/45:30 amRAP - IAD
1 stop5h 56mUnited Airlines
sáb. 10/45:17 pmIAD - RAP
2 stops18h 56mUnited Airlines
Deal found 9/11$344
This United Airlines deal was found by Cheapflights users on 9/9. 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. 9/247:00 amRAP - DCA
1 stop6h 06mUnited Airlines
dom. 9/286:25 amDCA - RAP
1 stop5h 48mUnited Airlines
Deal found 9/9$349
This United Airlines deal was found by Cheapflights users on 9/11. 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. 10/78:30 amRAP - IAD
1 stop6h 13mUnited Airlines
mar. 10/146:30 amIAD - RAP
1 stop5h 43mUnited Airlines
Deal found 9/11$349
This United Airlines deal was found by Cheapflights users on 9/11. 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. 10/78:30 amRAP - IAD
1 stop6h 13mUnited Airlines
sáb. 10/112:45 pmIAD - RAP
1 stop5h 55mUnited Airlines
Deal found 9/11$374
This United Airlines deal was found by Cheapflights users on 9/11. 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.
lun. 10/65:50 pmRAP - IAD
1 stop9h 32mUnited Airlines
mar. 10/146:30 amIAD - RAP
1 stop5h 43mUnited Airlines
Deal found 9/11$424
This United Airlines deal was found by Cheapflights users on 9/11. 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.
jue. 10/912:56 pmRAP - IAD
1 stop8h 26mUnited Airlines
sáb. 10/112:45 pmIAD - RAP
1 stop5h 55mUnited Airlines
Deal found 9/11$427
This American Airlines deal was found by Cheapflights users on 9/9. 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.
mié. 9/246:00 amRAP - DCA
2 stops7h 54mAmerican Airlines
dom. 9/285:00 amDCA - RAP
1 stop8h 22mAmerican Airlines
Deal found 9/9$430
This Delta deal was found by Cheapflights users on 9/9. 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. 10/64:34 pmRAP - IAD
1 stop5h 06mDelta
mar. 10/76:18 amIAD - RAP
1 stop5h 35mDelta
Deal found 9/9$445
This United Airlines deal was found by Cheapflights users on 9/11. 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.
lun. 10/612:56 pmRAP - IAD
1 stop14h 26mUnited Airlines
sáb. 10/112:45 pmIAD - RAP
1 stop5h 55mUnited Airlines
Deal found 9/11$449
This Delta deal was found by Cheapflights users on 9/11. 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. 10/242:26 pmRAP - DCA
1 stop6h 59mDelta
lun. 10/273:05 pmDCA - RAP
2 stops9h 31mDelta
Deal found 9/11$460
This United Airlines deal was found by Cheapflights users on 9/9. 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.
lun. 10/61:44 pmRAP - DCA
1 stop6h 59mUnited Airlines
mar. 10/76:25 amDCA - RAP
1 stop5h 48mUnited Airlines
Deal found 9/9$462

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to District of Columbia 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Rapid City to District of Columbia that are best for you.

Fly from

Rapid City

Fly to

District of Columbia

Route

Depart

Return

Price

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

mié. 9/24

7:00 am-3:06 pm

1 stop6h 06m

Washington, D.C. Reagan-National

dom. 9/28

6:25 am-10:13 am

1 stop5h 48m

$349

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

mar. 10/7

8:30 am-4:43 pm

1 stop6h 13m

Washington, D.C. Dulles Intl

mar. 10/14

6:30 am-10:13 am

1 stop5h 43m

$349

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

jue. 2/19

5:30 am-1:27 pm

1 stop5h 57m

Washington, D.C. Dulles Intl

lun. 2/23

4:08 pm-8:33 pm

1 stop6h 25m

$349

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

jue. 2/19

10:40 am-11:02 pm

2 stops10h 22m

Washington, D.C. Dulles Intl

lun. 2/23

6:15 am-10:05 am

1 stop5h 50m

$376

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

lun. 10/6

5:50 pm-5:22 am

1 stop9h 32m

Washington, D.C. Dulles Intl

mar. 10/14

6:30 am-10:13 am

1 stop5h 43m

$424

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

lun. 10/6

12:56 pm-5:22 am

1 stop14h 26m

Washington, D.C. Dulles Intl

dom. 10/12

6:30 am-10:13 am

1 stop5h 43m

$424

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

jue. 10/9

12:56 pm-11:22 pm

1 stop8h 26m

Washington, D.C. Dulles Intl

sáb. 10/11

2:45 pm-6:40 pm

1 stop5h 55m

$427

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

vie. 10/24

2:26 pm-11:25 pm

1 stop6h 59m

Washington, D.C. Reagan-National

lun. 10/27

3:05 pm-10:36 pm

2 stops9h 31m

$460

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

lun. 10/6

1:44 pm-10:43 pm

1 stop6h 59m

Washington, D.C. Reagan-National

mar. 10/7

6:25 am-10:13 am

1 stop5h 48m

$462

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

vie. 10/24

4:57 pm-12:59 am

1 stop6h 02m

Washington, D.C. Reagan-National

lun. 10/27

5:19 pm-9:50 pm

1 stop6h 31m

$475

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results
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Best time to book a flight from Rapid City to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Rapid City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rapid City to District of Columbia

What is the cheapest month to book a flight from Rapid City to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Rapid City to District of Columbia (average of $292). Flying from Rapid City to District of Columbia in April is currently the most expensive (average of $337). 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 District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated septiembre 11, 2025.
Read through reviews of airlines operating flights from Rapid City to District of Columbia, such as Delta, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Rapid City to District of Columbia?

    Rapid City (RAP), located 9.0 mi from the city center, is the airport you fly out of when you book flights from Rapid City to District of Columbia.

  • How long is the flight from Rapid City to District of Columbia?

    Departing from Rapid City to District of Columbia will take you 6h 02m. The distance between Rapid City and District of Columbia is about 1387 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Rapid City to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Rapid City to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to District of Columbia?

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

  • Can I find deals for business class flights from Rapid City to District of Columbia?

    Yes. Cheapflights offers flight deals from Rapid City to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Rapid City to District of Columbia (average of $292). Flying from Rapid City to District of Columbia in April is currently the most expensive (average of $337). 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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Top 3 airlines flying from Rapid City to District of Columbia

Discover the top 3 airlines that operate flights from Rapid City to District of Columbia. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$423FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$519FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$395FlexibilityNo cancel feeOn-time71%

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