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Cheap flights from District of Columbia to Rapid City from $145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Rapid City departing on 9/2. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from District of Columbia to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:59 am - 3:55 pm
IAD
-
RAP
8h 56m
1 stop
Multiple Airlines Logo
3:30 pm - 8:04 am
RAP
-
IAD
14h 34m
1 stop
$299Multiple Airlines
Thu, Aug 27 - Sun, Aug 30
Delta Logo
6:05 am - 11:01 am
DCA
-
RAP
6h 56m
1 stop
Delta Logo
4:38 pm - 11:44 pm
RAP
-
DCA
5h 06m
1 stop
$300Delta
Wed, Oct 28 - Sun, Nov 1
Delta Logo
7:30 am - 11:12 am
IAD
-
RAP
5h 42m
1 stop
Delta Logo
2:25 pm - 11:33 pm
RAP
-
IAD
7h 08m
1 stop
$300Delta
Wed, Nov 18 - Mon, Nov 23
Delta Logo
9:32 am - 3:57 pm
DCA
-
RAP
8h 25m
2 stops
Delta Logo
4:38 pm - 11:44 pm
RAP
-
DCA
5h 06m
1 stop
$305Delta
Wed, Oct 28 - Sun, Nov 1
Delta Logo
7:30 am - 11:12 am
IAD
-
RAP
5h 42m
1 stop
Delta Logo
11:30 am - 12:20 am
RAP
-
IAD
10h 50m
2 stops
$305Delta
Wed, Nov 18 - Mon, Nov 23
Delta Logo
6:05 am - 11:01 am
DCA
-
RAP
6h 56m
1 stop
Delta Logo
4:38 pm - 11:44 pm
RAP
-
DCA
5h 06m
1 stop
$310Delta
Wed, Oct 28 - Sun, Nov 1
United Airlines Logo
6:15 am - 10:26 am
IAD
-
RAP
6h 11m
1 stop
United Airlines Logo
1:31 pm - 9:20 pm
RAP
-
IAD
5h 49m
1 stop
$321United Airlines
Tue, Aug 25 - Tue, Sep 1
United Airlines Logo
6:30 am - 10:26 am
DCA
-
RAP
5h 56m
1 stop
United Airlines Logo
1:31 pm - 9:09 pm
RAP
-
DCA
5h 38m
1 stop
$327United Airlines
Tue, Aug 25 - Tue, Sep 1
American Airlines Logo
7:35 am - 11:15 am
DCA
-
RAP
5h 40m
1 stop
American Airlines Logo
6:28 am - 3:59 pm
RAP
-
DCA
7h 31m
1 stop
$329American Airlines
Sun, Aug 30 - Sat, Sep 5
American Airlines Logo
11:59 am - 4:34 pm
DCA
-
RAP
6h 35m
1 stop
American Airlines Logo
6:28 am - 3:59 pm
RAP
-
DCA
7h 31m
1 stop
$339American Airlines
Sun, Aug 30 - Sat, Sep 5

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Delta flights from District of Columbia to Rapid City

Our best Delta deals on District of Columbia to Rapid City flight tickets
Delta
Oct 28
DCA6:05 amWashington, D.C. Reagan-National
6h 56m
1 stop
RAP11:01 amRapid City
Nov 1
RAP4:38 pmRapid City
5h 06m
1 stop
DCA11:44 pmWashington, D.C. Reagan-National
$300
Delta
Nov 18
IAD7:30 amWashington, D.C. Dulles Intl
5h 42m
1 stop
RAP11:12 amRapid City
Nov 23
RAP11:30 amRapid City
10h 50m
2 stops
IAD12:20 amWashington, D.C. Dulles Intl
$305
Delta
Oct 28
DCA6:05 amWashington, D.C. Reagan-National
6h 56m
1 stop
RAP11:01 amRapid City
Nov 1
RAP4:38 pmRapid City
5h 06m
1 stop
DCA11:44 pmWashington, D.C. Reagan-National
$310

American Airlines flights from District of Columbia to Rapid City

Our best American Airlines deals on District of Columbia to Rapid City flight tickets
American Airlines
Aug 30
DCA7:35 amWashington, D.C. Reagan-National
5h 40m
1 stop
RAP11:15 amRapid City
Sep 5
RAP6:28 amRapid City
7h 31m
1 stop
DCA3:59 pmWashington, D.C. Reagan-National
$329
American Airlines
Aug 30
DCA11:59 amWashington, D.C. Reagan-National
6h 35m
1 stop
RAP4:34 pmRapid City
Sep 5
RAP6:28 amRapid City
7h 31m
1 stop
DCA3:59 pmWashington, D.C. Reagan-National
$339
American Airlines
Aug 30
DCA5:00 amWashington, D.C. Reagan-National
8h 09m
1 stop
RAP11:09 amRapid City
Sep 5
RAP12:39 pmRapid City
6h 48m
1 stop
DCA9:27 pmWashington, D.C. Reagan-National
$345

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 July 24, 2026.
Use the filters below to find and compare flights from District of Columbia to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Thu 8/27

8:59 am-3:55 pm

1 stop8h 56m

Rapid City

Sun 8/30

3:30 pm-8:04 am

1 stop14h 34m

$299

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 10/28

6:05 am-11:01 am

1 stop6h 56m

Rapid City

Sun 11/1

4:38 pm-11:44 pm

1 stop5h 06m

$300

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 11/18

7:30 am-11:12 am

1 stop5h 42m

Rapid City

Mon 11/23

2:25 pm-11:33 pm

1 stop7h 08m

$300

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 10/28

9:32 am-3:57 pm

2 stops8h 25m

Rapid City

Sun 11/1

4:38 pm-11:44 pm

1 stop5h 06m

$305

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 11/18

7:30 am-11:12 am

1 stop5h 42m

Rapid City

Mon 11/23

11:30 am-12:20 am

2 stops10h 50m

$305

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 10/28

6:05 am-11:01 am

1 stop6h 56m

Rapid City

Sun 11/1

4:38 pm-11:44 pm

1 stop5h 06m

$310

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 8/25

6:15 am-10:26 am

1 stop6h 11m

Rapid City

Tue 9/1

1:31 pm-9:20 pm

1 stop5h 49m

$321
Quickest round-trip

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 8/25

6:30 am-10:26 am

1 stop5h 56m

Rapid City

Tue 9/1

1:31 pm-9:09 pm

1 stop5h 38m

$327

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 8/30

7:35 am-11:15 am

1 stop5h 40m

Rapid City

Sat 9/5

6:28 am-3:59 pm

1 stop7h 31m

$329

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 8/30

11:59 am-4:34 pm

1 stop6h 35m

Rapid City

Sat 9/5

6:28 am-3:59 pm

1 stop7h 31m

$339

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 District of Columbia 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 cheapest month to fly to Rapid City?

The month of November is, on average, the cheapest month to fly to Rapid City from District of Columbia, with most prices found around $328. If you aren’t able to travel to Rapid City during the month of November, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $360.

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

You could potentially save up to 29% on your flight if you consider stops on a District of Columbia to Rapid City flight.

Cheap District of Columbia to Rapid City flight deals and tips

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

Fastest flight time

5h 42m

Direct flights

None
The fastest flight from District of Columbia to Rapid City takes 5h 42m
There are no direct flights from District of Columbia to Rapid City. There are no popular flight routes from District of Columbia to Rapid City.
Search flight deals

Frequently asked questions about flying from District of Columbia to Rapid City

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

    Prices for flights from District of Columbia to Rapid City Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Rapid City Airport.

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

    The travel and health documents you'll need for your trip to Rapid City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rapid City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Rapid City

Compare and see reviews for airlines that fly from District of Columbia to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,842 reviews
Search American Airlines flights
DeltaPriceFrom $270Free CancellationRating
7.8
8,481 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
10,026 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
Wall
Hot Springs
Spearfish
Hill City

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from District of Columbia to Rapid City. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Rapid City from District of Columbia with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rapid City from District of Columbia.

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

Yes. momondo can track prices for District of Columbia to Rapid City flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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