What are the cheapest airlines to fly from South Dakota to Washington, D.C. Reagan-National Airport one-way?

The cheapest airlines for a one-way flight from South Dakota to Washington, D.C. Reagan-National Airport are Frontier ($160), American Airlines ($216), and United Airlines ($271).

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from South Dakota to Washington, D.C. Reagan-National Airport?

While some choose either Rapid City - Washington, D.C. Reagan-National or Aberdeen - Washington, D.C. Reagan-National, Sioux Falls Joe Foss Field - Washington, D.C. Reagan-National is the most popular route from South Dakota to Washington, D.C. Reagan-National Airport.

What are the most popular airlines that fly from South Dakota to Washington, D.C. Reagan-National Airport?

The most popular airlines flying from South Dakota to Washington, D.C. Reagan-National Airport are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from SD to DCA?

When flying from South Dakota to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from South Dakota to Reagan-National that include hotel bookings?

Yes. In addition to deals on South Dakota to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from South Dakota to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Reagan-National.

Can I find deals for business class flights from South Dakota to Reagan-National?

Yes. Cheapflights offers flight deals from South Dakota to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$160+ Flights from South Dakota to Washington, D.C. Reagan-National Airport

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Cheap flight deals from South Dakota to Reagan-National

Round-trip from	$217 (Frontier)
One-way from	$160 (Trip.com)
Popular in	February
Cheapest in	October
Average price	$408

From South Dakota to Washington, D.C. Reagan-National

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One-way flight from South Dakota to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($124 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from South Dakota to Reagan-National

Cheapest flights from South Dakota to Reagan-National
Explore the most affordable flight options available from South Dakota to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Thu 10/302:23 pmFSD - DCA

1 stop6h 36mFrontier

Mon 11/38:00 amDCA - FSD

1 stop6h 47mFrontier

Deal found 9/16

$217

Sun 10/192:23 pmFSD - DCA

1 stop20h 41mFrontier

Wed 10/221:00 pmDCA - FSD

1 stop26h 24mFrontier

Deal found 9/16

$229

Fri 9/262:54 pmFSD - DCA

1 stop6h 05mFrontier

Mon 9/297:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/14

$239

Fri 10/3112:31 pmFSD - DCA

1 stop4h 36mAmerican Airlines

Tue 11/45:42 pmDCA - FSD

1 stop5h 45mAmerican Airlines

Deal found 9/14

$259

Sat 11/85:20 amFSD - DCA

2 stops8h 05mDelta

Tue 11/117:40 amDCA - FSD

1 stop6h 10mDelta

Deal found 9/15

$264

Fri 9/192:54 pmFSD - DCA

1 stop6h 05mFrontier

Mon 9/227:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/14

$267

Sat 11/85:20 amFSD - DCA

2 stops8h 05mDelta

Wed 11/123:06 pmDCA - FSD

2 stops8h 54mDelta

Deal found 9/15

$269

Mon 9/292:54 pmFSD - DCA

1 stop6h 05mFrontier

Fri 10/37:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/14

$279

Wed 10/18:00 amFSD - DCA

1 stop5h 16mUnited Airlines

Sun 10/55:00 pmDCA - FSD

1 stop6h 22mUnited Airlines

Deal found 9/16

$289

Sat 9/275:00 pmRAP - DCA

1 stop6h 00mAmerican Airlines

Sun 10/55:00 amDCA - RAP

1 stop8h 22mAmerican Airlines

Deal found 9/14

$349

Sat 9/275:00 pmRAP - DCA

1 stop6h 00mAmerican Airlines

Sun 9/285:00 amDCA - RAP

1 stop9h 02mAmerican Airlines

Deal found 9/14

$369

Tue 10/214:34 pmRAP - DCA

1 stop4h 51mDelta

Sat 10/256:10 amDCA - RAP

1 stop5h 43mDelta

Deal found 9/14

$449

Best flights from South Dakota to Reagan-National
Discover carefully curated flight deals from South Dakota to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Wed 2/187:45 amFSD - DCA

1 stop5h 28mUnited Airlines

Sat 2/215:00 pmDCA - FSD

1 stop5h 57mUnited Airlines

Deal found 9/14

$259

Fri 10/3112:31 pmFSD - DCA

1 stop4h 36mAmerican Airlines

Tue 11/45:42 pmDCA - FSD

1 stop5h 45mAmerican Airlines

Deal found 9/14

$259

Sat 11/85:20 amFSD - DCA

2 stops8h 05mDelta

Tue 11/117:40 amDCA - FSD

1 stop6h 10mDelta

Deal found 9/15

$264

Thu 11/278:00 amFSD - DCA

1 stop5h 10mUnited Airlines

Tue 12/26:00 pmDCA - FSD

1 stop4h 50mUnited Airlines

Deal found 9/16

$259

Thu 10/305:20 amFSD - DCA

2 stops8h 05mDelta

Mon 11/36:43 pmDCA - FSD

1 stop5h 14mDelta

Deal found 9/16

$264

Wed 2/1810:58 amFSD - DCA

2 stops7h 22mDelta

Sat 2/216:50 pmDCA - FSD

1 stop5h 08mDelta

Deal found 9/14

$264

Sat 3/146:20 pmFSD - DCA

1 stop4h 36mUnited Airlines

Wed 3/183:30 pmDCA - FSD

1 stop7h 17mUnited Airlines

Deal found 9/14

$277

Tue 3/31:20 pmFSD - DCA

2 stops8h 36mDelta

Sat 3/76:10 amDCA - FSD

1 stop7h 25mDelta

Deal found 9/13

$264

Sat 9/275:33 pmFSD - DCA

1 stop6h 27mAmerican Airlines

Tue 9/306:45 amDCA - FSD

1 stop6h 53mAmerican Airlines

Deal found 9/15

$329

Wed 10/18:00 amFSD - DCA

1 stop5h 16mUnited Airlines

Sun 10/55:00 pmDCA - FSD

1 stop6h 22mUnited Airlines

Deal found 9/16

$289

Sat 2/284:00 pmRAP - DCA

1 stop5h 33mDelta

Mon 3/26:10 amDCA - RAP

1 stop5h 55mDelta

Deal found 9/14

$269

Thu 11/135:18 amRAP - DCA

2 stops11h 26mAmerican Airlines

Fri 11/215:05 amDCA - RAP

2 stops10h 07mAmerican Airlines

Deal found 9/16

$465

Thu 11/1311:07 amRAP - DCA

1 stop4h 52mDelta

Fri 11/217:59 amDCA - RAP

2 stops8h 12mDelta

Deal found 9/16

$369

Fri 10/244:57 pmRAP - DCA

1 stop6h 02mAmerican Airlines

Mon 10/275:19 pmDCA - RAP

1 stop6h 31mAmerican Airlines

Deal found 9/15

$485

Last-minute flights from South Dakota to Reagan-National
Discover last-minute flight deals from South Dakota to Reagan-National. Data last updated September 16, 2025 and is based on user searches.

Fri 9/192:54 pmFSD - DCA

1 stop6h 05mFrontier

Mon 9/227:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/14

$267

Fri 9/262:54 pmFSD - DCA

1 stop6h 05mFrontier

Mon 9/297:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/14

$239

Sat 9/275:00 pmRAP - DCA

1 stop6h 00mAmerican Airlines

Sun 10/55:00 amDCA - RAP

1 stop8h 22mAmerican Airlines

Deal found 9/14

$349

Sat 9/275:00 pmRAP - DCA

1 stop6h 00mAmerican Airlines

Sun 9/285:00 amDCA - RAP

1 stop9h 02mAmerican Airlines

Deal found 9/14

$369

Mon 9/292:54 pmFSD - DCA

1 stop6h 05mFrontier

Fri 10/37:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/14

$279

Wed 10/18:00 amFSD - DCA

1 stop5h 16mUnited Airlines

Sun 10/55:00 pmDCA - FSD

1 stop6h 22mUnited Airlines

Deal found 9/16

$289

Sun 10/52:54 pmFSD - DCA

1 stop20h 16mFrontier

Sat 10/116:31 pmDCA - FSD

1 stop20h 07mFrontier

Deal found 9/14

$304

Sun 10/192:23 pmFSD - DCA

1 stop20h 41mFrontier

Wed 10/221:00 pmDCA - FSD

1 stop26h 24mFrontier

Deal found 9/16

$229

Tue 10/214:34 pmRAP - DCA

1 stop4h 51mDelta

Sat 10/256:10 amDCA - RAP

1 stop5h 43mDelta

Deal found 9/14

$449

Thu 10/302:23 pmFSD - DCA

1 stop6h 36mFrontier

Mon 11/38:00 amDCA - FSD

1 stop6h 47mFrontier

Deal found 9/16

$217

Thu 10/305:20 amFSD - DCA

2 stops8h 05mDelta

Mon 11/36:43 pmDCA - FSD

1 stop5h 14mDelta

Deal found 9/16

$264

Fri 10/3112:31 pmFSD - DCA

1 stop4h 36mAmerican Airlines

Tue 11/45:42 pmDCA - FSD

1 stop5h 45mAmerican Airlines

Deal found 9/14

$259

One-way flights from South Dakota to Reagan-National
Search for one-way flight options from South Dakota to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Sun 9/282:54 pmFSD - DCA

1 stop20h 16mFrontier

Deal found 9/15

$160

Fri 10/177:28 pmFSD - DCA

1 stop15h 36mFrontier

Deal found 9/14

$177

Fri 10/174:28 pmRAP - DCA

1 stop6h 31mAmerican Airlines

Deal found 9/14

$216

Fri 10/1710:03 amRAP - DCA

2 stops24h 01mMultiple Airlines

Deal found 9/14

$243

Fri 10/179:32 pmFSD - DCA

2 stops18h 27mMultiple Airlines

Deal found 9/14

$250

Fri 12/510:43 amFSD - DCA

1 stop7h 11mAmerican Airlines

Deal found 9/14

$271

Fri 12/55:18 amFSD - DCA

2 stops8h 42mDelta

Deal found 9/16

$276

Sun 10/122:23 pmFSD - DCA

1 stop6h 36mFrontier

Deal found 9/14

$283

Sat 9/277:00 amRAP - DCA

1 stop6h 07mUnited Airlines

Deal found 9/14

$331

Wed 9/2412:19 pmFSD - DCA

1 stop6h 39mAmerican Airlines

Deal found 9/16

$368

Fri 10/179:30 amFSD - DCA

2 stops12h 13mUnited Airlines

Deal found 9/14

$370

Wed 9/245:30 amFSD - DCA

2 stops7h 55mDelta

Deal found 9/16

$373

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 2/18

7:45 am-2:13 pm

1 stop5h 28m

Washington, D.C. Reagan-National

Sat 2/21

5:00 pm-9:57 pm

1 stop5h 57m

$259

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Fri 10/31

12:31 pm-6:07 pm

1 stop4h 36m

Washington, D.C. Reagan-National

Tue 11/4

5:42 pm-10:27 pm

1 stop5h 45m

$259

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 11/27

8:00 am-2:10 pm

1 stop5h 10m

Washington, D.C. Reagan-National

Tue 12/2

6:00 pm-9:50 pm

1 stop4h 50m

$259

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Sat 11/8

5:20 am-2:25 pm

2 stops8h 05m

Washington, D.C. Reagan-National

Tue 11/11

7:40 am-12:50 pm

1 stop6h 10m

$264

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 10/30

5:20 am-2:25 pm

2 stops8h 05m

Washington, D.C. Reagan-National

Mon 11/3

6:43 pm-10:57 pm

1 stop5h 14m

$264

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 2/18

10:58 am-7:20 pm

2 stops7h 22m

Washington, D.C. Reagan-National

Sat 2/21

6:50 pm-10:58 pm

1 stop5h 08m

$264

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Tue 3/3

1:20 pm-10:56 pm

2 stops8h 36m

Washington, D.C. Reagan-National

Sat 3/7

6:10 am-12:35 pm

1 stop7h 25m

$264

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Sat 2/28

4:00 pm-11:33 pm

1 stop5h 33m

Washington, D.C. Reagan-National

Mon 3/2

6:10 am-10:05 am

1 stop5h 55m

$269

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Sat 3/14

6:20 pm-11:56 pm

1 stop4h 36m

Washington, D.C. Reagan-National

Wed 3/18

3:30 pm-9:47 pm

1 stop7h 17m

$277

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 10/1

8:00 am-2:16 pm

1 stop5h 16m

Washington, D.C. Reagan-National

Sun 10/5

5:00 pm-10:22 pm

1 stop6h 22m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 27 results

Best time to book a flight from South Dakota to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from South Dakota with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from South Dakota to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from South Dakota to Washington, D.C. Reagan-National Airport (average of $278). Flying from South Dakota to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

How long is the flight from South Dakota to Washington, D.C. Reagan-National Airport?
A quick flight from South Dakota to Washington, D.C. Reagan-National Airport can take about 4h 36m. United Airlines provides one of the quickest options available for as low as $259. The distance between South Dakota and Washington, D.C. Reagan-National Airport is about 1071 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from South Dakota to Washington, D.C. Reagan-National Airport one-way?
The cheapest airlines for a one-way flight from South Dakota to Washington, D.C. Reagan-National Airport are Frontier ($160), American Airlines ($216), and United Airlines ($271).
What are the most popular routes from South Dakota to Washington, D.C. Reagan-National Airport?
While some choose either Rapid City - Washington, D.C. Reagan-National or Aberdeen - Washington, D.C. Reagan-National, Sioux Falls Joe Foss Field - Washington, D.C. Reagan-National is the most popular route from South Dakota to Washington, D.C. Reagan-National Airport.
Can I find deals for flights from South Dakota to Reagan-National that include hotel bookings?
Yes. In addition to deals on South Dakota to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from South Dakota to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Reagan-National.
Can I find deals for business class flights from South Dakota to Reagan-National?
Yes. Cheapflights offers flight deals from South Dakota to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from South Dakota to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from South Dakota to Washington, D.C. Reagan-National Airport (average of $278). Flying from South Dakota to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Woodbridge

Arlington

Alexandria

Tysons

Silver Spring

Springfield

Gaithersburg

Fredericksburg

Linthicum Heights

Fairfax

Falls Church

Owings Mills

Manassas

Rockville

Hanover

Oxon Hill

Laurel

Towson

National Harbor

Dundalk

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Top 4 airlines flying from South Dakota to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$225	Average$239	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$245	Average$501	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$258	Average$442	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$258	Average$411	FlexibilityNo cancel fee	On-time71%

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$160+ Cheap flights from South Dakota to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from South Dakota to Reagan-National with Cheapflights

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Cheap flight deals from South Dakota to Reagan-National

Keep the following information in mind while searching for South Dakota to Reagan-National flight deals. Data was last updated September 16, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from South Dakota to Reagan-National

Cheapest flights from South Dakota to Reagan-NationalExplore the most affordable flight options available from South Dakota to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Explore the most affordable flight options available from South Dakota to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota to Washington, D.C. Reagan-National Airport that are best for you.

Best time to book a flight from South Dakota to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from South Dakota with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from South Dakota to Washington, D.C. Reagan-National Airport?

Related info for your journey

Find useful and relevant information for your journey from South Dakota to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from South Dakota to Washington, D.C. Reagan-National Airport?

What are the cheapest airlines to fly from South Dakota to Washington, D.C. Reagan-National Airport one-way?

What are the most popular routes from South Dakota to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from South Dakota to Reagan-National that include hotel bookings?

How can I find direct flights from South Dakota to Reagan-National?

Can I find deals for business class flights from South Dakota to Reagan-National?

What is the cheapest month to book a flight from South Dakota to Washington, D.C. Reagan-National Airport?

Traveling to a place near Washington, D.C. Reagan-National Airport?

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Alternative routes for South Dakota to Reagan-National

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Top 4 airlines flying from South Dakota to Reagan-National

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Cheapest flights from South Dakota to Reagan-National
Explore the most affordable flight options available from South Dakota to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.