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

$178 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $180 and $218, respectively.

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

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

What is the cheapest month to fly from South Dakota to Washington, D.C.?

Our data shows that November tends to be the cheapest month to fly to Washington, D.C. from South Dakota. Users have commonly found prices around $378 for the month, but tickets can be as low as $246. Due to multiple factors, prepare for potentially higher prices in February.

Can I find deals for flights from South Dakota to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on South Dakota to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from South Dakota to Washington, D.C.?

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

Can I find deals for business class flights from South Dakota to Washington, D.C.?

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

$178+ Flights from South Dakota to Washington, D.C.

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Cheap flight deals from South Dakota to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$228 (Booking.com)
One-way from	$178 (American Airlines)
Popular in	February
Cheapest in	November
Average price	$379

Provider with most accurate pricing for Sioux Falls Joe Foss Field-Washington, D.C. (WAS) flight deals.

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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Washington, D.C. (WAS) flights.

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From South Dakota to Washington, D.C. (WAS)

Search Deals

One-way flight from South Dakota to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 30% potential increase in price ($164 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in May 2025

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Find flight deals from South Dakota to Washington, D.C.

Cheapest flights from South Dakota to Washington, D.C.
Explore the most affordable flight options available from South Dakota to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Fri 7/412:56 pmFSD - BWI

2 stops9h 23mDelta

Wed 7/96:00 amBWI - FSD

1 stop5h 32mDelta

Deal found 4/30

$253

Fri 7/46:20 amFSD - BWI

1 stop6h 53mAmerican Airlines

Wed 7/95:48 pmBWI - FSD

1 stop7h 11mAmerican Airlines

Deal found 4/30

$265

Fri 6/63:58 pmFSD - DCA

1 stop19h 02mFrontier

Mon 6/97:00 amDCA - FSD

1 stop8h 58mFrontier

Deal found 4/30

$268

Wed 7/96:49 pmFSD - BWI

1 stop9h 21mUnited Airlines

Mon 7/145:20 pmBWI - FSD

1 stop5h 40mUnited Airlines

Deal found 4/29

$283

Fri 6/61:38 pmRAP - DCA

1 stop7h 04mUnited Airlines

Sun 6/293:30 pmDCA - RAP

1 stop8h 16mUnited Airlines

Deal found 4/30

$305

Sat 6/712:03 pmRAP - BWI

1 stop9h 13mAmerican Airlines

Sun 6/296:43 amBWI - RAP

1 stop7h 36mAmerican Airlines

Deal found 4/30

$314

Thu 5/154:25 pmRAP - BWI

1 stop5h 33mDelta

Mon 5/196:15 amBWI - RAP

1 stop5h 51mDelta

Deal found 4/30

$319

Thu 7/175:30 amRAP - BWI

2 stops10h 37mUnited Airlines

Sun 7/206:15 amBWI - RAP

1 stop6h 05mUnited Airlines

Deal found 4/30

$338

Thu 5/2910:07 pmRAP - BWI

2 stops19h 32mMultiple Airlines

Thu 6/57:17 amBWI - RAP

1 stop15h 57mMultiple Airlines

Deal found 4/30

$344

Fri 6/64:39 pmRAP - DCA

1 stop6h 12mAmerican Airlines

Sun 6/295:00 amDCA - RAP

1 stop9h 19mAmerican Airlines

Deal found 4/30

$353

Wed 6/45:00 amFSD - IAD

1 stop5h 16mDelta

Tue 6/106:20 amIAD - FSD

1 stop4h 54mDelta

Deal found 4/30

$373

Fri 7/411:25 amFSD - DCA

1 stop6h 37mUnited Airlines

Wed 7/98:30 amDCA - FSD

1 stop7h 05mUnited Airlines

Deal found 4/30

$373

Best flights from South Dakota to Washington, D.C.
Discover carefully curated flight deals from South Dakota to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Thu 5/293:58 pmFSD - DCA

1 stop29h 01mFrontier

Thu 6/57:00 amDCA - FSD

1 stop8h 58mFrontier

Deal found 4/29

$228

Fri 7/412:56 pmFSD - BWI

2 stops9h 23mDelta

Wed 7/96:00 amBWI - FSD

1 stop5h 32mDelta

Deal found 4/30

$253

Fri 7/46:20 amFSD - BWI

1 stop6h 53mAmerican Airlines

Wed 7/95:48 pmBWI - FSD

1 stop7h 11mAmerican Airlines

Deal found 4/30

$265

Wed 7/96:49 pmFSD - BWI

1 stop9h 21mUnited Airlines

Mon 7/145:20 pmBWI - FSD

1 stop5h 40mUnited Airlines

Deal found 4/29

$283

Thu 5/2910:07 pmRAP - BWI

2 stops19h 32mMultiple Airlines

Thu 6/57:17 amBWI - RAP

1 stop15h 57mMultiple Airlines

Deal found 4/30

$344

Fri 6/61:38 pmRAP - DCA

1 stop7h 04mUnited Airlines

Sun 6/293:30 pmDCA - RAP

1 stop8h 16mUnited Airlines

Deal found 4/30

$305

Sat 6/712:03 pmRAP - BWI

1 stop9h 13mAmerican Airlines

Sun 6/296:43 amBWI - RAP

1 stop7h 36mAmerican Airlines

Deal found 4/30

$314

Thu 5/154:25 pmRAP - BWI

1 stop5h 33mDelta

Mon 5/196:15 amBWI - RAP

1 stop5h 51mDelta

Deal found 4/30

$319

Fri 6/63:40 pmRAP - IAD

1 stop6h 54mUnited Airlines

Sun 6/295:25 pmIAD - RAP

1 stop6h 36mUnited Airlines

Deal found 4/30

$327

Fri 6/64:39 pmRAP - DCA

1 stop6h 12mAmerican Airlines

Sun 6/295:00 amDCA - RAP

1 stop9h 19mAmerican Airlines

Deal found 4/30

$353

Sun 6/86:30 pmFSD - BWI

2 stops20h 23mMultiple Airlines

Thu 6/124:41 pmBWI - FSD

1 stop27h 32mMultiple Airlines

Deal found 4/30

$390

Thu 7/175:30 amRAP - BWI

2 stops10h 37mUnited Airlines

Sun 7/206:15 amBWI - RAP

1 stop6h 05mUnited Airlines

Deal found 4/30

$338

Last-minute flights from South Dakota to Washington, D.C.
Discover last-minute flight deals from South Dakota to Washington, D.C.. Data last updated May 1, 2025 and is based on user searches.

Tue 5/63:20 pmFSD - BWI

1 stop5h 17mUnited Airlines

Mon 5/125:18 pmBWI - FSD

1 stop5h 54mUnited Airlines

Deal found 4/29

$356

Tue 5/68:00 amFSD - IAD

1 stop5h 06mUnited Airlines

Mon 5/123:30 pmIAD - FSD

1 stop7h 42mUnited Airlines

Deal found 4/29

$495

Tue 5/63:20 pmFSD - DCA

1 stop6h 21mUnited Airlines

Mon 5/126:00 pmDCA - FSD

1 stop5h 12mUnited Airlines

Deal found 4/29

$495

Thu 5/810:56 amFSD - DCA

1 stop6h 03mDelta

Sun 5/116:05 amDCA - FSD

1 stop6h 59mDelta

Deal found 4/29

$555

Fri 5/92:08 pmFSD - DCA

1 stop6h 51mFrontier

Mon 5/127:00 amDCA - FSD

1 stop7h 18mFrontier

Deal found 4/29

$238

Fri 5/910:00 amFSD - BWI

3 stops24h 46mMultiple Airlines

Tue 5/137:17 amBWI - FSD

1 stop30h 40mMultiple Airlines

Deal found 4/29

$378

Fri 5/91:32 pmFSD - IAD

1 stop8h 25mAmerican Airlines

Mon 5/126:17 amIAD - FSD

1 stop7h 45mAmerican Airlines

Deal found 4/29

$644

Sat 5/105:00 amFSD - BWI

2 stops9h 53mDelta

Tue 5/137:02 pmBWI - FSD

1 stop4h 55mDelta

Deal found 4/30

$321

Sat 5/104:10 pmFSD - BWI

1 stop4h 55mAmerican Airlines

Tue 5/137:26 amBWI - FSD

1 stop5h 30mAmerican Airlines

Deal found 4/30

$343

Sat 5/105:00 amFSD - IAD

1 stop7h 26mDelta

Tue 5/136:00 pmIAD - FSD

1 stop6h 25mDelta

Deal found 4/30

$435

Thu 5/156:23 amRAP - BWI

1 stop5h 53mUnited Airlines

Mon 5/196:45 amBWI - RAP

1 stop6h 15mUnited Airlines

Deal found 4/29

$319

Tue 5/204:35 pmRAP - DCA

1 stop6h 11mAmerican Airlines

Tue 5/276:00 amDCA - RAP

1 stop7h 19mAmerican Airlines

Deal found 4/30

$431

One-way flights from South Dakota to Washington, D.C.
Search for one-way flight options from South Dakota to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Wed 7/3011:19 amRAP - IAD

1 stop6h 17mAmerican Airlines

Deal found 4/29

$178

Tue 9/21:00 pmRAP - DCA

1 stop7h 15mAmerican Airlines

Deal found 4/30

$179

Tue 9/22:20 pmRAP - BWI

1 stop7h 25mDelta

Deal found 4/30

$180

Wed 7/306:50 amRAP - IAD

2 stops7h 35mDelta

Deal found 4/29

$183

Tue 10/142:20 pmRAP - DCA

1 stop5h 56mDelta

Deal found 4/30

$208

Tue 9/25:30 amRAP - IAD

1 stop5h 56mUnited Airlines

Deal found 4/29

$218

Tue 10/1411:18 amRAP - BWI

1 stop5h 56mUnited Airlines

Deal found 4/30

$220

Sat 7/126:00 amFSD - BWI

1 stop7h 00mDelta

Deal found 4/30

$230

Sun 7/132:57 pmFSD - BWI

1 stop24h 27mFrontier

Deal found 4/30

$232

Sun 6/296:30 amRAP - DCA

1 stop5h 43mUnited Airlines

Deal found 4/30

$248

Sun 7/132:57 pmFSD - DCA

1 stop20h 07mFrontier

Deal found 4/30

$282

Sat 7/1211:55 amFSD - IAD

1 stop16h 29mUnited Airlines

Deal found 4/30

$287

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Fri 7/4

12:56 pm-11:19 pm

2 stops9h 23m

Baltimore/Washington

Wed 7/9

6:00 am-10:32 am

1 stop5h 32m

$253

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Fri 7/4

6:20 am-2:13 pm

1 stop6h 53m

Baltimore/Washington

Wed 7/9

5:48 pm-11:59 pm

1 stop7h 11m

$265

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Fri 6/6

3:58 pm-12:00 pm

1 stop19h 02m

Washington, D.C. Reagan-National

Mon 6/9

7:00 am-2:58 pm

1 stop8h 58m

$268

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 7/9

6:49 pm-5:10 am

1 stop9h 21m

Baltimore/Washington

Mon 7/14

5:20 pm-10:00 pm

1 stop5h 40m

$283

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Fri 6/6

1:38 pm-10:42 pm

1 stop7h 04m

Washington, D.C. Reagan-National

Sun 6/29

3:30 pm-9:46 pm

1 stop8h 16m

$305

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

Sat 6/7

12:03 pm-11:16 pm

1 stop9h 13m

Baltimore/Washington

Sun 6/29

6:43 am-12:19 pm

1 stop7h 36m

$314

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

Thu 5/15

6:23 am-2:16 pm

1 stop5h 53m

Baltimore/Washington

Mon 5/19

6:45 am-11:00 am

1 stop6h 15m

$319

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Fri 6/6

3:40 pm-12:34 am

1 stop6h 54m

Washington, D.C. Dulles Intl

Sun 6/29

5:25 pm-10:01 pm

1 stop6h 36m

$327

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

Thu 5/29

10:07 pm-7:39 pm

2 stops19h 32m

Baltimore/Washington

Thu 6/5

7:17 am-9:14 pm

1 stop15h 57m

$344

Rapid CityWashington, D.C.

RAP - DCA

RAPDCA

Rapid City

Sat 6/7

10:16 am-9:00 pm

1 stop8h 44m

Washington, D.C. Reagan-National

Sun 6/29

5:00 am-9:45 am

1 stop6h 45m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 42 results

...

Best time to book a flight from South Dakota to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

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

Currently, August is the cheapest month in which you can book a flight from South Dakota to Washington, D.C. (average of $309). Flying from South Dakota to Washington, D.C. in June is currently the most expensive (average of $373). 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.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Dakota to Washington, D.C. as you normally would.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., 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).

Reviews of airlines servicing Washington, D.C.

To help decide which airline to fly from South Dakota to Washington, D.C., see what other customers have to say about Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,972 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,934 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Frontier

6.0

Okay

3,287 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines to fly from South Dakota to Washington, D.C. one-way?
$178 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $180 and $218, respectively.
What are the most popular routes from South Dakota to Washington, D.C.?
While some choose either Rapid City - Washington, D.C. Reagan-National or Rapid City - Washington, D.C. Dulles Intl, Sioux Falls Joe Foss Field - Washington, D.C. Dulles Intl is the most popular route from South Dakota to Washington, D.C..
Can I find deals for flights from South Dakota to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on South Dakota to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from South Dakota to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Washington, D.C..
Can I find deals for business class flights from South Dakota to Washington, D.C.?
Yes. Cheapflights offers flight deals from South Dakota to Washington, D.C. 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.?
Currently, August is the cheapest month in which you can book a flight from South Dakota to Washington, D.C. (average of $309). Flying from South Dakota to Washington, D.C. in June is currently the most expensive (average of $373). 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.

See more FAQs

Alexandria

Arlington

Woodbridge

Tysons

Fairfax

Springfield

Rockville

Fredericksburg

Silver Spring

Gaithersburg

Linthicum Heights

Falls Church

Laurel

Easton

Towson

Herndon

Bowie

National Harbor

Oxon Hill

Reston

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from South Dakota to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$182	Average$405	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$208	Average$356	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$245	Average$532	FlexibilityNo cancel fee	On-time69%

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$178+ Cheap flights from South Dakota to Washington, D.C. (WAS)

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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from South Dakota to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from South Dakota to Washington, D.C.

Keep the following information in mind while searching for South Dakota to Washington, D.C. flight deals. Data was last updated May 1, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from South Dakota to Washington, D.C.

Cheapest flights from South Dakota to Washington, D.C.Explore the most affordable flight options available from South Dakota to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from South Dakota to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from South Dakota to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

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

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

Find hourly flight availability from South Dakota to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

To help decide which airline to fly from South Dakota to Washington, D.C., see what other customers have to say about Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

Can I find deals for flights from South Dakota to Washington, D.C. that include hotel bookings?

How can I find direct flights from South Dakota to Washington, D.C.?

Can I find deals for business class flights from South Dakota to Washington, D.C.?

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

Traveling to a place near South Dakota?

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Alternative routes for South Dakota to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from South Dakota to Washington, D.C.

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Cheapest flights from South Dakota to Washington, D.C.
Explore the most affordable flight options available from South Dakota to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.