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District of Columbia

$206+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — IAD
Jul 23 — Jul 301
Wed 7/23
Wed 7/30
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 July 18, 2025.

Round-trip from

$269
(American Airlines)

One-way from

$206
(American Airlines)

Popular in

February

Cheapest in

December

Average price

$414
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. 23% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 18, 2025.

This American Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 9/245:00 pmRAP - DCA
1 stop6h 00mAmerican Airlines
Sun 9/286:30 amDCA - RAP
1 stop8h 12mAmerican Airlines
Deal found 7/15$269
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Thu 9/1111:18 amRAP - IAD
1 stop5h 55mUnited Airlines
Wed 9/176:35 amIAD - RAP
1 stop5h 47mUnited Airlines
Deal found 7/17$269
This Delta deal was found by Cheapflights users on 7/15. 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.
Thu 9/254:24 pmRAP - IAD
1 stop5h 15mDelta
Sun 9/286:15 amIAD - RAP
1 stop5h 57mDelta
Deal found 7/15$310
This Delta deal was found by Cheapflights users on 7/15. 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 9/246:27 amRAP - DCA
2 stops10h 32mDelta
Sun 9/286:10 amDCA - RAP
1 stop6h 02mDelta
Deal found 7/15$315
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Thu 7/316:30 amRAP - DCA
1 stop5h 43mUnited Airlines
Mon 8/46:00 pmDCA - RAP
1 stop5h 46mUnited Airlines
Deal found 7/16$345
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Thu 12/1112:25 pmRAP - IAD
1 stop7h 49mAmerican Airlines
Mon 12/1511:30 amIAD - RAP
1 stop6h 35mAmerican Airlines
Deal found 7/16$347

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 July 18, 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

Wed 9/24

5:00 pm-1:00 am

1 stop6h 00m

Washington, D.C. Reagan-National

Sun 9/28

6:30 am-12:42 pm

1 stop8h 12m

$269

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 9/11

11:18 am-7:13 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Wed 9/17

6:35 am-10:22 am

1 stop5h 47m

$269

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 9/25

4:24 pm-11:39 pm

1 stop5h 15m

Washington, D.C. Dulles Intl

Sun 9/28

6:15 am-10:12 am

1 stop5h 57m

$310

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Wed 9/24

6:27 am-6:59 pm

2 stops10h 32m

Washington, D.C. Reagan-National

Sun 9/28

6:10 am-10:12 am

1 stop6h 02m

$315

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Thu 7/31

6:30 am-2:13 pm

1 stop5h 43m

Washington, D.C. Reagan-National

Mon 8/4

6:00 pm-9:46 pm

1 stop5h 46m

$345

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 12/11

12:25 pm-10:14 pm

1 stop7h 49m

Washington, D.C. Dulles Intl

Mon 12/15

11:30 am-4:05 pm

1 stop6h 35m

$347

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Tue 9/2

5:02 pm-1:09 am

1 stop6h 07m

$206

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Thu 7/31

2:25 pm-11:29 pm

1 stop7h 04m

$236

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 7/31

10:53 am-5:54 pm

1 stop5h 01m

$236

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Sat 9/13

7:00 am-4:43 pm

1 stop7h 43m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

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 $309). 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 July 18, 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
7,959 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

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
7,959 reviews
Delta
8.0
Very good
7,959 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

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
8,864 reviews
Delta
8.0
Very good
7,959 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

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
7,959 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

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.

  • What are the cheapest airlines to fly from Rapid City to District of Columbia one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $206. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Rapid City to District of Columbia for a low price.

  • 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 $309). 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 July 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$391FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$387FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$323Average$593FlexibilityNo cancel feeOn-time69%

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