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Cheap flights from Washington, D.C. Dulles Intl Airport to Rapid City from $219

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. Dulles Intl Airport to Rapid City departing on 5/19. 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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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 am - 12:38 pm
IAD
-
RAP
7h 38m
1 stop
American Airlines Logo
1:08 pm - 11:26 pm
RAP
-
IAD
8h 18m
1 stop
$329American Airlines
Wed, May 6 - Mon, May 11
United Airlines Logo
6:15 am - 10:12 am
IAD
-
RAP
5h 57m
1 stop
United Airlines Logo
5:00 am - 1:30 pm
RAP
-
IAD
6h 30m
1 stop
$349United Airlines
Sat, Aug 15 - Sat, Aug 22
Delta Logo
6:00 am - 10:17 am
IAD
-
RAP
6h 17m
1 stop
Delta Logo
10:58 am - 11:03 pm
RAP
-
IAD
10h 05m
2 stops
$354Delta
Sat, Apr 25 - Sat, May 2
American Airlines Logo
6:18 am - 12:17 pm
IAD
-
RAP
7h 59m
1 stop
American Airlines Logo
11:50 am - 7:33 pm
RAP
-
IAD
5h 43m
1 stop
$364American Airlines
Tue, Jun 23 - Tue, Jun 30
United Airlines Logo
6:30 am - 12:24 pm
IAD
-
RAP
7h 54m
1 stop
United Airlines Logo
6:00 am - 1:55 pm
RAP
-
IAD
5h 55m
1 stop
$365United Airlines
Sun, Aug 16 - Sat, Aug 22
American Airlines Logo
6:18 am - 12:17 pm
IAD
-
RAP
7h 59m
1 stop
American Airlines Logo
11:50 am - 7:33 pm
RAP
-
IAD
5h 43m
1 stop
$374American Airlines
Tue, Jun 23 - Tue, Jun 30
American Airlines Logo
7:00 am - 12:38 pm
IAD
-
RAP
7h 38m
1 stop
American Airlines Logo
1:08 pm - 11:59 pm
RAP
-
IAD
8h 51m
2 stops
$379American Airlines
Wed, Apr 22 - Sat, Apr 25
Delta Logo
6:00 am - 10:17 am
IAD
-
RAP
6h 17m
1 stop
Delta Logo
4:33 pm - 11:38 pm
RAP
-
IAD
5h 05m
1 stop
$394Delta
Sun, May 3 - Sat, May 9
United Airlines Logo
5:26 pm - 9:41 pm
IAD
-
RAP
6h 15m
1 stop
United Airlines Logo
9:20 am - 5:28 pm
RAP
-
IAD
6h 08m
1 stop
$399United Airlines
Wed, Apr 8 - Sat, Apr 11
United Airlines Logo
5:26 pm - 9:41 pm
IAD
-
RAP
6h 15m
1 stop
United Airlines Logo
2:47 pm - 11:34 pm
RAP
-
IAD
6h 47m
1 stop
$402United Airlines
Wed, Apr 15 - Sat, Apr 18

American Airlines flights from Washington, D.C. Dulles Intl Airport to Rapid City

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Rapid City flight tickets
American Airlines
May 6
IAD7:00 amWashington, D.C. Dulles Intl
7h 38m
1 stop
RAP12:38 pmRapid City
May 11
RAP1:08 pmRapid City
8h 18m
1 stop
IAD11:26 pmWashington, D.C. Dulles Intl
$329
American Airlines
Jun 23
IAD6:18 amWashington, D.C. Dulles Intl
7h 59m
1 stop
RAP12:17 pmRapid City
Jun 30
RAP11:50 amRapid City
5h 43m
1 stop
IAD7:33 pmWashington, D.C. Dulles Intl
$364
American Airlines
Jun 23
IAD6:18 amWashington, D.C. Dulles Intl
7h 59m
1 stop
RAP12:17 pmRapid City
Jun 30
RAP11:50 amRapid City
5h 43m
1 stop
IAD7:33 pmWashington, D.C. Dulles Intl
$374

Delta flights from Washington, D.C. Dulles Intl Airport to Rapid City

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Rapid City flight tickets
Delta
Apr 25
IAD6:00 amWashington, D.C. Dulles Intl
6h 17m
1 stop
RAP10:17 amRapid City
May 2
RAP10:58 amRapid City
10h 05m
2 stops
IAD11:03 pmWashington, D.C. Dulles Intl
$354
Delta
May 3
IAD6:00 amWashington, D.C. Dulles Intl
6h 17m
1 stop
RAP10:17 amRapid City
May 9
RAP4:33 pmRapid City
5h 05m
1 stop
IAD11:38 pmWashington, D.C. Dulles Intl
$394
Delta
May 3
IAD6:00 amWashington, D.C. Dulles Intl
6h 17m
1 stop
RAP10:17 amRapid City
May 9
RAP4:33 pmRapid City
5h 05m
1 stop
IAD11:38 pmWashington, D.C. Dulles Intl
$404

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl 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 March 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl 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

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 5/6

7:00 am-12:38 pm

1 stop7h 38m

Rapid City

Mon 5/11

1:08 pm-11:26 pm

1 stop8h 18m

$329

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sat 8/15

6:15 am-10:12 am

1 stop5h 57m

Rapid City

Sat 8/22

5:00 am-1:30 pm

1 stop6h 30m

$349

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-10:17 am

1 stop6h 17m

Rapid City

Sat 5/2

10:58 am-11:03 pm

2 stops10h 05m

$354

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 6/23

6:18 am-12:17 pm

1 stop7h 59m

Rapid City

Tue 6/30

11:50 am-7:33 pm

1 stop5h 43m

$364

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sun 8/16

6:30 am-12:24 pm

1 stop7h 54m

Rapid City

Sat 8/22

6:00 am-1:55 pm

1 stop5h 55m

$365

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 6/23

6:18 am-12:17 pm

1 stop7h 59m

Rapid City

Tue 6/30

11:50 am-7:33 pm

1 stop5h 43m

$374

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 4/22

7:00 am-12:38 pm

1 stop7h 38m

Rapid City

Sat 4/25

1:08 pm-11:59 pm

2 stops8h 51m

$379
Quickest round-trip

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-10:17 am

1 stop6h 17m

Rapid City

Sat 5/9

4:33 pm-11:38 pm

1 stop5h 05m

$394

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 4/8

5:26 pm-9:41 pm

1 stop6h 15m

Rapid City

Sat 4/11

9:20 am-5:28 pm

1 stop6h 08m

$399

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 4/15

5:26 pm-9:41 pm

1 stop6h 15m

Rapid City

Sat 4/18

2:47 pm-11:34 pm

1 stop6h 47m

$402

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl 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. Dulles Intl Airport and Rapid City?

When to book flights from Washington, D.C. Dulles Intl Airport to Rapid City

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Rapid City (IAD to RAP) flight deals and tips

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

Fastest flight time

5h 43m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Rapid City takes 5h 43m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Rapid City. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Rapid City.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Rapid City by plane?

    Washington, D.C. Dulles Intl and Rapid City are 1372.9 mi apart from one another. 5h 43m is a normal flight duration for this route.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Rapid City Airport were last updated today.

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

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Rapid City Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Rapid City?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Rapid City

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $304Free CancellationRating
7.4
9,499 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Rapid City from Washington, D.C..

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

momondo does allow users to show only those flights to Rapid City from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Rapid City.

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

Yes momondo offers price alerts on flights to Rapid City from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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