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Cheap flights from Rapid City to District of Columbia from $269

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to District of Columbia departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Delta Logo
4:25 pm - 11:37 pmRAP-DCA
5h 12m1 stop
Delta Logo
6:10 am - 10:22 amDCA-RAP
6h 12m1 stop
$269Delta
Find Deal
Thu, Dec 11 - Mon, Dec 15
Delta Logo
4:25 pm - 12:02 amRAP-IAD
5h 37m1 stop
Delta Logo
6:03 am - 10:22 amIAD-RAP
6h 19m1 stop
$269Delta
Find Deal
Thu, Dec 11 - Mon, Dec 15
Delta Logo
10:54 am - 9:36 pmRAP-DCA
8h 42m2 stops
Delta Logo
6:59 pm - 10:28 pmDCA-RAP
5h 29m1 stop
$274Delta
Find Deal
Sat, Feb 28 - Mon, Mar 2
United Airlines Logo
5:15 am - 1:26 pmRAP-IAD
6h 11m1 stop
United Airlines Logo
12:35 pm - 5:12 pmIAD-RAP
6h 37m1 stop
$329United Airlines
Find Deal
Thu, Dec 18 - Thu, Jan 8
American Airlines Logo
2:20 pm - 11:00 pmRAP-DCA
6h 40m1 stop
American Airlines Logo
7:50 am - 1:34 pmDCA-RAP
7h 44m1 stop
$334American Airlines
Find Deal
Thu, Dec 18 - Thu, Jan 8
American Airlines Logo
2:20 pm - 11:00 pmRAP-DCA
6h 40m1 stop
American Airlines Logo
6:00 am - 1:34 pmDCA-RAP
9h 34m2 stops
$339American Airlines
Find Deal
Thu, Dec 18 - Thu, Jan 8
United Airlines Logo
5:20 am - 1:05 pmRAP-IAD
5h 45m1 stop
United Airlines Logo
2:12 pm - 8:44 pmIAD-RAP
8h 32m1 stop
$349United Airlines
Find Deal
Thu, Feb 19 - Mon, Feb 23
American Airlines Logo
1:47 pm - 10:43 pmRAP-IAD
6h 56m1 stop
American Airlines Logo
2:16 pm - 9:16 pmIAD-RAP
9h 00m2 stops
$404American Airlines
Find Deal
Thu, Dec 11 - Mon, Dec 15
United Airlines Logo
2:52 pm - 11:36 amRAP-IAD
18h 44m2 stops
United Airlines Logo
3:58 pm - 10:16 pmIAD-RAP
8h 18m1 stop
$427United Airlines
Find Deal
Thu, Feb 19 - Mon, Feb 23
United Airlines Logo
8:45 am - 6:50 pmRAP-IAD
8h 05m1 stop
United Airlines Logo
8:20 am - 10:29 pmIAD-RAP
16h 09m2 stops
$513United Airlines
Find Deal
Thu, Dec 18 - Thu, Jan 8

United Airlines flights from Rapid City to District of Columbia

Our best United Airlines deals on Rapid City to District of Columbia flight tickets
United Airlines
Dec 18
RAP5:15 amRapid City
6h 11m
1 stop
IAD1:26 pmWashington, D.C. Dulles Intl
Jan 8
IAD12:35 pmWashington, D.C. Dulles Intl
6h 37m
1 stop
RAP5:12 pmRapid City
$329
Find similar
United Airlines
Feb 19
RAP5:20 amRapid City
5h 45m
1 stop
IAD1:05 pmWashington, D.C. Dulles Intl
Feb 23
IAD2:12 pmWashington, D.C. Dulles Intl
8h 32m
1 stop
RAP8:44 pmRapid City
$349
Find similar
United Airlines
Feb 19
RAP2:52 pmRapid City
18h 44m
2 stops
IAD11:36 amWashington, D.C. Dulles Intl
Feb 23
IAD3:58 pmWashington, D.C. Dulles Intl
8h 18m
1 stop
RAP10:16 pmRapid City
$427
Find similar

Delta flights from Rapid City to District of Columbia

Our best Delta deals on Rapid City to District of Columbia flight tickets
Delta
Dec 11
RAP4:25 pmRapid City
5h 37m
1 stop
IAD12:02 amWashington, D.C. Dulles Intl
Dec 15
IAD6:03 amWashington, D.C. Dulles Intl
6h 19m
1 stop
RAP10:22 amRapid City
$269
Find similar
Delta
Feb 19
RAP6:20 amRapid City
12h 53m
2 stops
IAD9:13 pmWashington, D.C. Dulles Intl
Feb 23
IAD6:15 amWashington, D.C. Dulles Intl
5h 50m
1 stop
RAP10:05 amRapid City
$274
Find similar
Delta
Dec 11
RAP2:51 pmRapid City
7h 11m
1 stop
IAD12:02 amWashington, D.C. Dulles Intl
Dec 15
IAD6:03 amWashington, D.C. Dulles Intl
6h 19m
1 stop
RAP10:22 amRapid City
$304
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Rapid City to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Thu 12/11

4:25 pm-11:37 pm

1 stop5h 12m

Washington, D.C. Reagan-National

Mon 12/15

6:10 am-10:22 am

1 stop6h 12m

$269

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 12/11

4:25 pm-12:02 am

1 stop5h 37m

Washington, D.C. Dulles Intl

Mon 12/15

6:03 am-10:22 am

1 stop6h 19m

$269

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Sat 2/28

10:54 am-9:36 pm

2 stops8h 42m

Washington, D.C. Reagan-National

Mon 3/2

6:59 pm-10:28 pm

1 stop5h 29m

$274

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 12/18

5:15 am-1:26 pm

1 stop6h 11m

Washington, D.C. Dulles Intl

Thu 1/8

12:35 pm-5:12 pm

1 stop6h 37m

$329

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Thu 12/18

2:20 pm-11:00 pm

1 stop6h 40m

Washington, D.C. Reagan-National

Thu 1/8

7:50 am-1:34 pm

1 stop7h 44m

$334

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Thu 12/18

2:20 pm-11:00 pm

1 stop6h 40m

Washington, D.C. Reagan-National

Thu 1/8

6:00 am-1:34 pm

2 stops9h 34m

$339

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 2/19

5:20 am-1:05 pm

1 stop5h 45m

Washington, D.C. Dulles Intl

Mon 2/23

2:12 pm-8:44 pm

1 stop8h 32m

$349

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 12/11

1:47 pm-10:43 pm

1 stop6h 56m

Washington, D.C. Dulles Intl

Mon 12/15

2:16 pm-9:16 pm

2 stops9h 00m

$404

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 2/19

2:52 pm-11:36 am

2 stops18h 44m

Washington, D.C. Dulles Intl

Mon 2/23

3:58 pm-10:16 pm

1 stop8h 18m

$427

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 12/18

8:45 am-6:50 pm

1 stop8h 05m

Washington, D.C. Dulles Intl

Thu 1/8

8:20 am-10:29 pm

2 stops16h 09m

$513

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to District of Columbia from

How to get the cheapest flight ticket from Rapid City to District of Columbia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Tuesday when prices can be found for as low as $350. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Rapid City because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $574.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Rapid City in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $349 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $502. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Rapid City to District of Columbia flight route?

Fly from Rapid City to Washington, D.C. Reagan-National for the best Rapid City - District of Columbia flight prices

What cabin class options are available on Rapid City to District of Columbia flights?

There is only 1 cabin class available to choose from on Rapid City to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Rapid City to District of Columbia flights?

You could potentially save up to 69% on your flight if you consider stops on a Rapid City to District of Columbia flight.

Cheap Rapid City to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to District of Columbia

Direct flights

None
There are no direct flights from Rapid City to District of Columbia. There are no popular flight routes from Rapid City to District of Columbia.
Search flight deals

  • When did momondo last update prices for flights from Rapid City Airport to District of Columbia?

    Prices for flights from Rapid City Airport to District of Columbia are refreshed on a daily basis.

  • How many operators does momondo search for flights from Rapid City Airport to District of Columbia?

  • How old do you have to be to fly from Rapid City Airport to District of Columbia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rapid City Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents required for your trip to District of Columbia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Rapid City to District of Columbia

Compare and see reviews for airlines that fly from Rapid City to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $268Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
DeltaPriceFrom $268Free CancellationRating
7.9
8,002 reviews
Search Delta flights
American AirlinesPriceFrom $293Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to District of Columbia?

It is quick and easy to find Rapid City to District of Columbia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to District of Columbia that suits you.

Can I find flights from Rapid City to District of Columbia with flexible booking policies on momondo?

Yes. All flights to District of Columbia from Rapid City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rapid City to District of Columbia?

momondo helps you find the best flight between Rapid City and District of Columbia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Rapid City to District of Columbia right now. Can momondo alert me if prices change?

Price alerts on flights to District of Columbia from Rapid City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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