What is the cheapest airline that flies from Rapid City to District of Columbia?

American Airlines, Delta, and United Airlines are the most popular carriers operating from Rapid City to District of Columbia

What airlines fly to District of Columbia?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to District of Columbia from Rapid City according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 3 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

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?

As of March 2026, there are 2 operators available to choose from 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.

$209 Cheap Flights from Rapid City to District of Columbia in 2026

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Find the cheapest flights from Rapid City to District of Columbia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:00 pm - 9:25 pm

RAP

IAD

7h 25m

1 stop

6:15 am - 10:36 am

IAD

RAP

6h 21m

1 stop

$284United Airlines

Wed, Apr 1 - Sun, Apr 5

10:00 am - 7:00 pm

RAP

IAD

7h 00m

1 stop

2:37 pm - 7:15 pm

IAD

RAP

6h 38m

1 stop

$289United Airlines

Fri, May 1 - Mon, May 4

2:47 pm - 11:34 pm

RAP

IAD

6h 47m

1 stop

6:30 am - 11:30 am

IAD

RAP

7h 00m

1 stop

$299United Airlines

Wed, Apr 15 - Mon, May 25

9:20 am - 5:04 pm

RAP

DCA

5h 44m

1 stop

5:00 pm - 9:46 pm

DCA

RAP

6h 46m

1 stop

$301United Airlines

Wed, Apr 29 - Wed, May 6

12:00 pm - 9:25 pm

RAP

IAD

7h 25m

1 stop

1:10 pm - 6:19 pm

IAD

RAP

7h 09m

1 stop

$309United Airlines

Wed, Apr 1 - Sat, Apr 4

4:01 pm - 11:35 pm

RAP

DCA

5h 34m

1 stop

6:25 am - 10:20 am

DCA

RAP

5h 55m

1 stop

$339Delta

Fri, Apr 3 - Wed, Apr 8

11:53 am - 7:05 pm

RAP

DCA

5h 12m

1 stop

5:55 am - 11:23 am

DCA

RAP

7h 28m

1 stop

$344American Airlines

Fri, May 1 - Mon, May 4

4:01 pm - 11:35 pm

RAP

DCA

5h 34m

1 stop

6:25 am - 10:20 am

DCA

RAP

5h 55m

1 stop

$358Delta

Fri, Apr 3 - Wed, Apr 8

3:55 pm - 11:32 pm

RAP

IAD

5h 37m

1 stop

6:00 am - 1:44 pm

IAD

RAP

9h 44m

2 stops

$404Delta

Wed, Apr 15 - Mon, May 25

11:53 am - 7:05 pm

RAP

DCA

5h 12m

1 stop

5:00 am - 12:38 pm

DCA

RAP

9h 38m

2 stops

$410American Airlines

Wed, Apr 29 - Wed, May 6

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

Apr 1

RAP12:00 pmRapid City

7h 25m

1 stop

IAD9:25 pmWashington, D.C. Dulles Intl

Apr 5

IAD6:15 amWashington, D.C. Dulles Intl

6h 21m

1 stop

RAP10:36 amRapid City

$284

United Airlines

May 1

RAP10:00 amRapid City

7h 00m

1 stop

IAD7:00 pmWashington, D.C. Dulles Intl

May 4

IAD2:37 pmWashington, D.C. Dulles Intl

6h 38m

1 stop

RAP7:15 pmRapid City

$289

United Airlines

Apr 15

RAP2:47 pmRapid City

6h 47m

1 stop

IAD11:34 pmWashington, D.C. Dulles Intl

May 25

IAD6:30 amWashington, D.C. Dulles Intl

7h 00m

1 stop

RAP11:30 amRapid City

$299

Delta flights from Rapid City to District of Columbia

Our best Delta deals on Rapid City to District of Columbia flight tickets

Delta

Apr 3

RAP4:01 pmRapid City

5h 34m

1 stop

DCA11:35 pmWashington, D.C. Reagan-National

Apr 8

DCA6:25 amWashington, D.C. Reagan-National

5h 55m

1 stop

RAP10:20 amRapid City

$339

Delta

Apr 3

RAP4:01 pmRapid City

5h 34m

1 stop

DCA11:35 pmWashington, D.C. Reagan-National

Apr 8

DCA6:25 amWashington, D.C. Reagan-National

5h 55m

1 stop

RAP10:20 amRapid City

$358

Delta

Apr 15

RAP3:55 pmRapid City

5h 37m

1 stop

IAD11:32 pmWashington, D.C. Dulles Intl

May 25

IAD6:00 amWashington, D.C. Dulles Intl

9h 44m

2 stops

RAP1:44 pmRapid City

$404

momondo Fare Finder

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 - IAD

RAPIAD

Rapid City

Wed 4/1

12:00 pm-9:25 pm

1 stop7h 25m

Washington, D.C. Dulles Intl

Sun 4/5

6:15 am-10:36 am

1 stop6h 21m

$284

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Fri 5/1

10:00 am-7:00 pm

1 stop7h 00m

Washington, D.C. Dulles Intl

Mon 5/4

2:37 pm-7:15 pm

1 stop6h 38m

$289

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Wed 4/15

2:47 pm-11:34 pm

1 stop6h 47m

Washington, D.C. Dulles Intl

Mon 5/25

6:30 am-11:30 am

1 stop7h 00m

$299

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Wed 4/29

9:20 am-5:04 pm

1 stop5h 44m

Washington, D.C. Reagan-National

Wed 5/6

5:00 pm-9:46 pm

1 stop6h 46m

$301

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Wed 4/1

12:00 pm-9:25 pm

1 stop7h 25m

Washington, D.C. Dulles Intl

Sat 4/4

1:10 pm-6:19 pm

1 stop7h 09m

$309

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Fri 4/3

4:01 pm-11:35 pm

1 stop5h 34m

Washington, D.C. Reagan-National

Wed 4/8

6:25 am-10:20 am

1 stop5h 55m

$339

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Fri 5/1

11:53 am-7:05 pm

1 stop5h 12m

Washington, D.C. Reagan-National

Mon 5/4

5:55 am-11:23 am

1 stop7h 28m

$344

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Fri 4/3

4:01 pm-11:35 pm

1 stop5h 34m

Washington, D.C. Reagan-National

Wed 4/8

6:25 am-10:20 am

1 stop5h 55m

$358

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Wed 4/15

3:55 pm-11:32 pm

1 stop5h 37m

Washington, D.C. Dulles Intl

Mon 5/25

6:00 am-1:44 pm

2 stops9h 44m

$404

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Wed 4/29

11:53 am-7:05 pm

1 stop5h 12m

Washington, D.C. Reagan-National

Wed 5/6

5:00 am-12:38 pm

2 stops9h 38m

$410

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 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

Prices

Airlines

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 is only 1 cabin class 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 71% 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

Fastest flight time	5h 44m
Direct flights	None

The fastest flight from Rapid City to District of Columbia takes 5h 44m

There are no direct flights from Rapid City to District of Columbia. There are no popular flight routes from Rapid City to District of Columbia.

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?
As of March 2026, there are 2 operators available to choose from 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
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 9,375 reviews	Search United Airlines flights
Delta	PriceFrom $268	Free Cancellation	Rating 7.9 8,237 reviews	Search Delta flights
American Airlines	PriceFrom $293	Free Cancellation	Rating 7.1 11,369 reviews	Search American 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.