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Cheap flights from Rapid City to District of Columbia from $206

This is the cheapest one-way 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 9/24. 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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Find the cheapest flights from Rapid City to District of Columbia

Cheap round-trip flights

American Airlines Logo
5:00 pm - 1:00 amRAP-DCA
6h 00m1 stop
American Airlines Logo
6:49 am - 11:22 amDCA-RAP
6h 33m1 stop
$269American Airlines
Find Deal
Wed, Sep 24 - Sun, Sep 28
United Airlines Logo
5:15 am - 1:18 pmRAP-IAD
6h 03m1 stop
United Airlines Logo
12:40 pm - 6:43 pmIAD-RAP
8h 03m1 stop
$269United Airlines
Find Deal
Wed, Oct 29 - Sat, Nov 1
Delta Logo
6:20 am - 4:16 pmRAP-DCA
7h 56m1 stop
Delta Logo
6:00 am - 1:40 pmDCA-RAP
9h 40m2 stops
$274Delta
Find Deal
Thu, Nov 27 - Tue, Dec 2
Delta Logo
6:20 am - 9:07 pmRAP-IAD
12h 47m2 stops
Delta Logo
6:40 pm - 10:10 pmIAD-RAP
5h 30m1 stop
$274Delta
Find Deal
Thu, Nov 27 - Tue, Dec 2
Delta Logo
6:20 am - 9:14 pmRAP-DCA
12h 54m2 stops
Delta Logo
10:00 am - 4:11 pmDCA-RAP
8h 11m2 stops
$279Delta
Find Deal
Thu, Nov 27 - Tue, Dec 2
Delta Logo
6:20 am - 9:07 pmRAP-IAD
12h 47m2 stops
Delta Logo
6:10 am - 1:40 pmIAD-RAP
9h 30m2 stops
$279Delta
Find Deal
Thu, Nov 27 - Tue, Dec 2
Delta Logo
6:20 am - 1:34 pmRAP-IAD
5h 14m1 stop
Delta Logo
6:15 am - 10:05 amIAD-RAP
5h 50m1 stop
$304Delta
Find Deal
Thu, Nov 27 - Tue, Dec 2
United Airlines Logo
5:30 am - 3:06 pmRAP-DCA
7h 36m1 stop
United Airlines Logo
4:24 pm - 9:59 pmDCA-RAP
7h 35m1 stop
$319United Airlines
Find Deal
Wed, Aug 27 - Sun, Aug 31
United Airlines Logo
7:00 am - 3:34 pmRAP-IAD
6h 34m1 stop
United Airlines Logo
3:48 pm - 8:39 pmIAD-RAP
6h 51m1 stop
$319United Airlines
Find Deal
Wed, Aug 27 - Sun, Aug 31
American Airlines Logo
5:32 am - 6:54 pmRAP-IAD
11h 22m2 stops
American Airlines Logo
6:11 am - 11:36 amIAD-RAP
7h 25m1 stop
$329American Airlines
Find Deal
Wed, Oct 29 - Sat, Nov 1

Delta flights from Rapid City to District of Columbia

Our best Delta deals on Rapid City to District of Columbia flight tickets
Delta
Nov 27
RAP6:20 amRapid City
12h 47m
2 stops
IAD9:07 pmWashington, D.C. Dulles Intl
Dec 2
IAD6:40 pmWashington, D.C. Dulles Intl
5h 30m
1 stop
RAP10:10 pmRapid City
$274
Find similar
Delta
Nov 27
RAP6:20 amRapid City
12h 47m
2 stops
IAD9:07 pmWashington, D.C. Dulles Intl
Dec 2
IAD6:10 amWashington, D.C. Dulles Intl
9h 30m
2 stops
RAP1:40 pmRapid City
$279
Find similar
Delta
Nov 27
RAP6:20 amRapid City
5h 14m
1 stop
IAD1:34 pmWashington, D.C. Dulles Intl
Dec 2
IAD6:15 amWashington, D.C. Dulles Intl
5h 50m
1 stop
RAP10:05 amRapid City
$304
Find similar

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
Oct 29
RAP5:15 amRapid City
6h 03m
1 stop
IAD1:18 pmWashington, D.C. Dulles Intl
Nov 1
IAD12:40 pmWashington, D.C. Dulles Intl
8h 03m
1 stop
RAP6:43 pmRapid City
$269
Find similar
United Airlines
Aug 27
RAP7:00 amRapid City
6h 34m
1 stop
IAD3:34 pmWashington, D.C. Dulles Intl
Aug 31
IAD3:48 pmWashington, D.C. Dulles Intl
6h 51m
1 stop
RAP8:39 pmRapid City
$319
Find similar
United Airlines
Sep 23
RAP12:43 pmRapid City
8h 34m
1 stop
IAD11:17 pmWashington, D.C. Dulles Intl
Sep 30
IAD6:30 amWashington, D.C. Dulles Intl
5h 43m
1 stop
RAP10:13 amRapid City
$349
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 August 14, 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

Wed 9/24

5:00 pm-1:00 am

1 stop6h 00m

Washington, D.C. Reagan-National

Sun 9/28

6:49 am-11:22 am

1 stop6h 33m

$269

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Wed 10/29

5:15 am-1:18 pm

1 stop6h 03m

Washington, D.C. Dulles Intl

Sat 11/1

12:40 pm-6:43 pm

1 stop8h 03m

$269

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Thu 11/27

6:20 am-4:16 pm

1 stop7h 56m

Washington, D.C. Reagan-National

Tue 12/2

6:00 am-1:40 pm

2 stops9h 40m

$274

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 11/27

6:20 am-9:07 pm

2 stops12h 47m

Washington, D.C. Dulles Intl

Tue 12/2

6:40 pm-10:10 pm

1 stop5h 30m

$274

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Thu 11/27

6:20 am-9:14 pm

2 stops12h 54m

Washington, D.C. Reagan-National

Tue 12/2

10:00 am-4:11 pm

2 stops8h 11m

$279

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 11/27

6:20 am-9:07 pm

2 stops12h 47m

Washington, D.C. Dulles Intl

Tue 12/2

6:10 am-1:40 pm

2 stops9h 30m

$279

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Thu 11/27

6:20 am-1:34 pm

1 stop5h 14m

Washington, D.C. Dulles Intl

Tue 12/2

6:15 am-10:05 am

1 stop5h 50m

$304

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Wed 8/27

5:30 am-3:06 pm

1 stop7h 36m

Washington, D.C. Reagan-National

Sun 8/31

4:24 pm-9:59 pm

1 stop7h 35m

$319

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Wed 8/27

7:00 am-3:34 pm

1 stop6h 34m

Washington, D.C. Dulles Intl

Sun 8/31

3:48 pm-8:39 pm

1 stop6h 51m

$319

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Wed 10/29

5:32 am-6:54 pm

2 stops11h 22m

Washington, D.C. Dulles Intl

Sat 11/1

6:11 am-11:36 am

1 stop7h 25m

$329

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 month to fly to District of Columbia?

In general, December is the cheapest month to fly from Rapid City to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $273. If you don’t want to visit District of Columbia in December, then you should wait until May to fly from Rapid City, when ticket prices are also cheap, with an average price of $373.

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 are 1 cabin classes 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 47% 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

Best Price Found

$206

Fastest flight time

4h 51m

Direct flights

None

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Rapid City in the past 72 hours is $206. The best round-trip flight deal from Rapid City to District of Columbia found on momondo in the last 72 hours is $269.
The fastest flight from Rapid City to District of Columbia takes 4h 51m
There are no direct flights from Rapid City to District of Columbia. Popular non-direct routes for this connection are Rapid City Airport - Washington, D.C. Dulles Intl Airport and Rapid City Airport - Washington, D.C. Reagan-National Airport.
There are 2 airports near District of Columbia: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
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
DeltaPriceFrom $268Free CancellationRating
8.0
7,980 reviews
Search Delta flights
American AirlinesPriceFrom $278Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
8,916 reviews
Search United 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.

An easier way to manage your District of Columbia trip

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