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Cheap flights from Washington, D.C. Reagan-National Airport to Rapid City from $146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Rapid City departing on 4/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:00 pm - 6:24 pm
DCA
-
RAP
7h 24m
1 stop
United Airlines Logo
1:33 pm - 8:43 pm
RAP
-
DCA
5h 10m
1 stop
$349United Airlines
Tue, Sep 1 - Wed, Sep 9
United Airlines Logo
6:15 am - 10:36 am
DCA
-
RAP
6h 21m
1 stop
United Airlines Logo
11:40 am - 7:13 pm
RAP
-
DCA
5h 33m
1 stop
$392United Airlines
Fri, Apr 24 - Mon, Apr 27
Delta Logo
6:05 am - 10:17 am
DCA
-
RAP
6h 12m
1 stop
Delta Logo
3:55 pm - 11:44 pm
RAP
-
DCA
5h 49m
1 stop
$399Delta
Thu, Apr 16 - Mon, Apr 20
Delta Logo
6:05 am - 10:17 am
DCA
-
RAP
6h 12m
1 stop
Delta Logo
10:58 am - 9:37 pm
RAP
-
DCA
8h 39m
2 stops
$404Delta
Fri, Apr 17 - Tue, Apr 21
Delta Logo
6:30 am - 10:17 am
DCA
-
RAP
5h 47m
1 stop
Delta Logo
3:55 pm - 11:44 pm
RAP
-
DCA
5h 49m
1 stop
$405Delta
Sun, Apr 26 - Sat, May 2
United Airlines Logo
6:30 am - 10:24 am
DCA
-
RAP
5h 54m
1 stop
United Airlines Logo
1:33 pm - 10:26 pm
RAP
-
DCA
6h 53m
1 stop
$407United Airlines
Sun, Aug 2 - Wed, Aug 12
Delta Logo
6:00 am - 3:10 pm
DCA
-
RAP
11h 10m
2 stops
Delta Logo
6:20 am - 1:57 pm
RAP
-
DCA
5h 37m
1 stop
$409Delta
Sun, Aug 30 - Sat, Sep 5
Delta Logo
6:30 am - 10:17 am
DCA
-
RAP
5h 47m
1 stop
Delta Logo
10:58 am - 10:50 pm
RAP
-
DCA
9h 52m
2 stops
$410Delta
Sun, Apr 26 - Sat, May 2
United Airlines Logo
6:03 pm - 9:41 pm
DCA
-
RAP
5h 38m
1 stop
United Airlines Logo
9:20 am - 5:04 pm
RAP
-
DCA
5h 44m
1 stop
$411United Airlines
Mon, Apr 27 - Wed, Apr 29
United Airlines Logo
6:00 am - 2:47 pm
DCA
-
RAP
10h 47m
2 stops
United Airlines Logo
1:33 pm - 8:43 pm
RAP
-
DCA
5h 10m
1 stop
$412United Airlines
Tue, Sep 1 - Wed, Sep 9

American Airlines flights from Washington, D.C. Reagan-National Airport to Rapid City

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Rapid City flight tickets
American Airlines
Jul 11
DCA5:00 amWashington, D.C. Reagan-National
9h 11m
1 stop
RAP12:11 pmRapid City
Jul 14
RAP11:50 amRapid City
8h 09m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$430
American Airlines
May 23
DCA10:00 pmWashington, D.C. Reagan-National
15h 19m
1 stop
RAP11:19 amRapid City
May 27
RAP3:23 pmRapid City
6h 36m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$485
American Airlines
Aug 14
DCA12:31 pmWashington, D.C. Reagan-National
7h 09m
1 stop
RAP5:40 pmRapid City
Aug 17
RAP6:10 pmRapid City
12h 50m
1 stop
DCA9:00 amWashington, D.C. Reagan-National
$487

Delta flights from Washington, D.C. Reagan-National Airport to Rapid City

Our best Delta deals on Washington, D.C. Reagan-National Airport to Rapid City flight tickets
Delta
Apr 16
DCA6:05 amWashington, D.C. Reagan-National
6h 12m
1 stop
RAP10:17 amRapid City
Apr 20
RAP3:55 pmRapid City
5h 49m
1 stop
DCA11:44 pmWashington, D.C. Reagan-National
$399
Delta
Apr 17
DCA6:05 amWashington, D.C. Reagan-National
6h 12m
1 stop
RAP10:17 amRapid City
Apr 21
RAP10:58 amRapid City
8h 39m
2 stops
DCA9:37 pmWashington, D.C. Reagan-National
$404
Delta
Apr 26
DCA6:30 amWashington, D.C. Reagan-National
5h 47m
1 stop
RAP10:17 amRapid City
May 2
RAP3:55 pmRapid City
5h 49m
1 stop
DCA11:44 pmWashington, D.C. Reagan-National
$405

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Rapid City 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 April 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 9/1

1:00 pm-6:24 pm

1 stop7h 24m

Rapid City

Wed 9/9

1:33 pm-8:43 pm

1 stop5h 10m

$349

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Fri 4/24

6:15 am-10:36 am

1 stop6h 21m

Rapid City

Mon 4/27

11:40 am-7:13 pm

1 stop5h 33m

$392

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Thu 4/16

6:05 am-10:17 am

1 stop6h 12m

Rapid City

Mon 4/20

3:55 pm-11:44 pm

1 stop5h 49m

$399

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Fri 4/17

6:05 am-10:17 am

1 stop6h 12m

Rapid City

Tue 4/21

10:58 am-9:37 pm

2 stops8h 39m

$404

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 4/26

6:30 am-10:17 am

1 stop5h 47m

Rapid City

Sat 5/2

3:55 pm-11:44 pm

1 stop5h 49m

$405

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 8/2

6:30 am-10:24 am

1 stop5h 54m

Rapid City

Wed 8/12

1:33 pm-10:26 pm

1 stop6h 53m

$407

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 8/30

6:00 am-3:10 pm

2 stops11h 10m

Rapid City

Sat 9/5

6:20 am-1:57 pm

1 stop5h 37m

$409

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 4/26

6:30 am-10:17 am

1 stop5h 47m

Rapid City

Sat 5/2

10:58 am-10:50 pm

2 stops9h 52m

$410
Quickest round-trip

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Mon 4/27

6:03 pm-9:41 pm

1 stop5h 38m

Rapid City

Wed 4/29

9:20 am-5:04 pm

1 stop5h 44m

$411

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 9/1

6:00 am-2:47 pm

2 stops10h 47m

Rapid City

Wed 9/9

1:33 pm-8:43 pm

1 stop5h 10m

$412

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 Rapid City from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Rapid City

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 typical price of a round-trip flight between Washington, D.C. Reagan-National Airport and Rapid City?

When to book flights from Washington, D.C. Reagan-National Airport to Rapid City

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Rapid City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Rapid City (DCA to RAP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Rapid City

Fastest flight time

5h 21m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Rapid City takes 5h 21m
There are no direct flights from Washington, D.C. Reagan-National Airport to Rapid City. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Rapid City.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Rapid City

  • How far is Washington, D.C. Reagan-National to Rapid City by plane?

    Washington, D.C. Reagan-National and Rapid City are 1395.9 mi apart from one another. Typically, this will take 5h 21m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Rapid City Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Rapid City Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Rapid City Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Rapid City Airport?

    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 Washington, D.C. Reagan-National Airport to Rapid City Airport.

  • What documentation or ID do you need to fly to Rapid City Airport?

    The required travel and health documents for your Rapid City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rapid City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Rapid City?

Best airlines flying from Washington, D.C. Reagan-National Airport to Rapid City

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $298Free CancellationRating
7.9
8,386 reviews
Search Delta flights
American AirlinesPriceFrom $321Free CancellationRating
7.1
11,555 reviews
Search American Airlines flights
United AirlinesPriceFrom $357Free CancellationRating
7.4
9,545 reviews
Search United Airlines flights

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Custer
Spearfish
Hill City
Hot Springs
Wall

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Rapid City?

Finding the right flight to Rapid City from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rapid City quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Rapid City with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Rapid City flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Rapid City?

Once all potential Washington, D.C. to Rapid City flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Rapid City right now. Can momondo alert me if prices change?

Price alerts on flights to Rapid City from Washington, D.C. 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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