Which airport is the most popular layover for flights between Washington, D.C. and Rapid City?

Denver (DEN) was the most common stop: 83% of momondo users choosing 1-stop flights on this route connected there.

How long does it take to fly to Rapid City?

Flight times vary depending on what airport in Washington, D.C. you fly out of and what airport in Rapid City you fly into. For example, flying from Baltimore to Rapid City takes 4h 58m on average. On the other hand, flying from Washington, D.C. to Rapid City takes 5h 39m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

Which layover airport has the shortest connection time from Washington, D.C. to Rapid City?

Minneapolis (MSP) has the shortest average layover time for this route: 1h 00m.

What is the cheapest airline that flies from Washington, D.C. to Rapid City?

American Airlines, United Airlines, and Delta are the most popular carriers operating from Washington, D.C. to Rapid City

Which layover airport offers the lowest fares from Washington, D.C. to Rapid City?

Flights via Denver (DEN) offer the lowest average round-trip price of $357.

Which layover airport has the shortest travel time from Washington, D.C. to Rapid City?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 5h 35m.

What airlines fly to Rapid City?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Rapid City from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Rapid City. Keep in mind that there are 3 different airlines that fly to Rapid City on a routine basis, so you have a few additional options to choose from.

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

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

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

As of March 2026, there are 3 operators available to choose from for flights from Washington, D.C. to Rapid City Airport.

How old do you have to be to fly from Washington, D.C. 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. 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.

$171 Cheap Flights from Washington, D.C. to Rapid City in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington, D.C. to Rapid City

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 10:36 am

BWI

RAP

6h 36m

1 stop

2:47 pm - 11:24 pm

RAP

BWI

6h 37m

1 stop

$324United Airlines

Mon, Apr 20 - Mon, Apr 27

6:05 am - 10:20 am

DCA

RAP

6h 15m

1 stop

3:55 pm - 11:43 pm

RAP

DCA

5h 48m

1 stop

$329Delta

Thu, Apr 9 - Tue, Apr 14

6:15 am - 10:36 am

IAD

RAP

6h 21m

1 stop

9:20 am - 5:28 pm

RAP

IAD

6h 08m

1 stop

$329United Airlines

Thu, Apr 9 - Sat, Apr 11

6:09 am - 10:19 am

BWI

RAP

6h 10m

1 stop

3:55 pm - 11:26 pm

RAP

BWI

5h 31m

1 stop

$329Delta

Sat, Apr 11 - Thu, Apr 16

6:05 am - 10:20 am

DCA

RAP

6h 15m

1 stop

11:03 am - 10:51 pm

RAP

DCA

9h 48m

2 stops

$334Delta

Thu, Apr 9 - Sat, Apr 11

7:22 pm - 10:20 pm

BWI

RAP

4h 58m

1 stop

2:36 pm - 12:57 am

RAP

BWI

8h 21m

2 stops

$334Delta

Fri, May 1 - Fri, May 8

7:00 am - 12:38 pm

IAD

RAP

7h 38m

1 stop

1:08 pm - 11:26 pm

RAP

IAD

8h 18m

1 stop

$339American Airlines

Wed, May 6 - Mon, May 11

2:45 pm - 10:25 pm

DCA

RAP

9h 40m

2 stops

11:03 am - 10:51 pm

RAP

DCA

9h 48m

2 stops

$339Delta

Wed, Apr 8 - Sat, Apr 11

6:10 am - 10:24 am

IAD

RAP

6h 14m

1 stop

5:00 am - 1:26 pm

RAP

IAD

6h 26m

1 stop

$353United Airlines

Tue, Jun 23 - Tue, Jun 30

7:00 am - 12:38 pm

IAD

RAP

7h 38m

1 stop

1:08 pm - 11:26 pm

RAP

IAD

8h 18m

1 stop

$354American Airlines

Wed, Apr 8 - Tue, Apr 14

United Airlines flights from Washington, D.C. to Rapid City

Our best United Airlines deals on Washington, D.C. to Rapid City flight tickets

United Airlines

Apr 20

BWI6:00 amBaltimore/Washington

6h 36m

1 stop

RAP10:36 amRapid City

Apr 27

RAP2:47 pmRapid City

6h 37m

1 stop

BWI11:24 pmBaltimore/Washington

$324

United Airlines

Apr 9

IAD6:15 amWashington, D.C. Dulles Intl

6h 21m

1 stop

RAP10:36 amRapid City

Apr 11

RAP9:20 amRapid City

6h 08m

1 stop

IAD5:28 pmWashington, D.C. Dulles Intl

$329

United Airlines

Apr 21

IAD5:20 pmWashington, D.C. Dulles Intl

7h 08m

1 stop

RAP10:28 pmRapid City

Apr 25

RAP7:00 amRapid City

6h 46m

1 stop

IAD3:46 pmWashington, D.C. Dulles Intl

$349

Sun Country Air flights from Washington, D.C. to Rapid City

Our best Sun Country Air deals on Washington, D.C. to Rapid City flight tickets

Sun Country Air

Aug 3

BWI12:25 pmBaltimore/Washington

6h 07m

1 stop

RAP4:32 pmRapid City

Aug 7

RAP5:21 pmRapid City

16h 03m

1 stop

BWI11:24 amBaltimore/Washington

$407

Sun Country Air

Jul 31

BWI12:48 pmBaltimore/Washington

5h 24m

1 stop

RAP4:12 pmRapid City

Aug 7

RAP5:21 pmRapid City

16h 03m

1 stop

BWI11:24 amBaltimore/Washington

$467

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Mon 4/20

6:00 am-10:36 am

1 stop6h 36m

Rapid City

Mon 4/27

2:47 pm-11:24 pm

1 stop6h 37m

$324

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Thu 4/9

6:05 am-10:20 am

1 stop6h 15m

Rapid City

Tue 4/14

3:55 pm-11:43 pm

1 stop5h 48m

$329

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Thu 4/9

6:15 am-10:36 am

1 stop6h 21m

Rapid City

Sat 4/11

9:20 am-5:28 pm

1 stop6h 08m

$329

Quickest round-trip

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sat 4/11

6:09 am-10:19 am

1 stop6h 10m

Rapid City

Thu 4/16

3:55 pm-11:26 pm

1 stop5h 31m

$329

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Thu 4/9

6:05 am-10:20 am

1 stop6h 15m

Rapid City

Sat 4/11

11:03 am-10:51 pm

2 stops9h 48m

$334

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Fri 5/1

7:22 pm-10:20 pm

1 stop4h 58m

Rapid City

Fri 5/8

2:36 pm-12:57 am

2 stops8h 21m

$334

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

$339

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 4/8

2:45 pm-10:25 pm

2 stops9h 40m

Rapid City

Sat 4/11

11:03 am-10:51 pm

2 stops9h 48m

$339

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 6/23

6:10 am-10:24 am

1 stop6h 14m

Rapid City

Tue 6/30

5:00 am-1:26 pm

1 stop6h 26m

$353

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 4/8

7:00 am-12:38 pm

1 stop7h 38m

Rapid City

Tue 4/14

1:08 pm-11:26 pm

1 stop8h 18m

$354

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. 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

Prices

Airlines

Layovers

Other information

Can stopping save me money on Washington, D.C. to Rapid City flights?

You could potentially save up to 18% on your flight if you consider stops on a Washington, D.C. to Rapid City flight.

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

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

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

Fastest flight time	4h 58m
Direct flights	None

The fastest flight from Washington, D.C. to Rapid City takes 4h 58m

There are no direct flights from Washington, D.C. to Rapid City. There are no popular flight routes from Washington, D.C. to Rapid City.

Search flight deals

How far is Washington, D.C. to Rapid City by plane?
Washington, D.C. and Rapid City are 1394.5 mi apart from one another. 4h 58m is a normal flight duration for this route.
When did momondo last update prices for flights from Washington, D.C. to Rapid City Airport?
Prices for flights from Washington, D.C. to Rapid City Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Rapid City Airport?
As of March 2026, there are 3 operators available to choose from for flights from Washington, D.C. to Rapid City Airport.
How old do you have to be to fly from Washington, D.C. 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. 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.
What is the most popular airline from Washington, D.C. to Rapid City?
Based on momondo bookings for flights between Washington, D.C. and Rapid City, the leading airline is United Airlines, making up 55% of the total bookings. Other popular airlines include American Airlines with 23% and Delta with 22%.

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

Compare and see reviews for airlines that fly from Washington, D.C. to Rapid City with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $268	Free Cancellation	Rating 7.1 11,489 reviews	Search American Airlines flights
Delta	PriceFrom $268	Free Cancellation	Rating 7.9 8,314 reviews	Search Delta flights
United Airlines	PriceFrom $304	Free Cancellation	Rating 7.4 9,455 reviews	Search United Airlines flights

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 can track prices for Washington, D.C. 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.

An easier way to manage your Rapid City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 4/21

Tue 4/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Washington, D.C.

Complete your trip

Feeling lucky

Airports servicing South Dakota

Aberdeen Airport

Watertown Airport

Sioux Falls Joe Foss Field Airport

Huron Howes Airport

Pierre Airport

Cheap flights from Washington, D.C. to Rapid City from $171

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. to Rapid City departing on 4/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Washington, D.C. to Rapid City

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from Washington, D.C. to Rapid City

Our best United Airlines deals on Washington, D.C. to Rapid City flight tickets

Sun Country Air flights from Washington, D.C. to Rapid City

Our best Sun Country Air deals on Washington, D.C. to Rapid City flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Rapid City that are best for you.

See travel insights to Rapid City from

How to get the cheapest flight ticket from Washington, D.C. to Rapid City

Can stopping save me money on Washington, D.C. to Rapid City flights?

What is the cheapest airline that flies from Washington, D.C. to Rapid City?

What airlines fly to Rapid City?

Which airport is the most popular layover for flights between Washington, D.C. and Rapid City?

Which layover airport offers the lowest fares from Washington, D.C. to Rapid City?

Which layover airport has the shortest travel time from Washington, D.C. to Rapid City?

Which layover airport has the shortest connection time from Washington, D.C. to Rapid City?

How long does it take to fly to Rapid City?

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

Cheap Washington, D.C. to Rapid City (WAS to RAP) flight deals and tips

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

Fastest flight time

Direct flights

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

Compare and see reviews for airlines that fly from Washington, D.C. to Rapid City with momondo

Traveling to a place near Rapid City?

Why use momondo?

An easier way to manage your Rapid City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing South Dakota

Fly your favorite airline to Rapid City

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Rapid City

List of cabin classes available on flights landing in Rapid City. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Washington, D.C.

According to popular flight searches on momondo this year

Complete your trip to Rapid City

Explore popular destinations other users love

According to popular flight searches on momondo this year