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Washington, D.C.

$123+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — WAS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:52 pmFSD - BWI
1 stop8h 24mUnited Airlines
Fri 1/24:05 pmBWI - FSD
1 stop8h 50mUnited Airlines
Deal found 12/16$354
This American Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:00 amFSD - DCA
1 stop9h 22mAmerican Airlines
Sat 1/311:55 amDCA - FSD
1 stop7h 45mAmerican Airlines
Deal found 12/16$354
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:25 pmFSD - IAD
1 stop6h 32mDelta
Sat 1/36:00 amIAD - FSD
1 stop5h 26mDelta
Deal found 12/17$364
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:25 pmFSD - DCA
1 stop4h 36mDelta
Sat 1/38:10 amDCA - FSD
1 stop5h 23mDelta
Deal found 12/17$364
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:08 pmFSD - DCA
1 stop7h 51mUnited Airlines
Sun 1/47:30 amDCA - FSD
1 stop7h 57mUnited Airlines
Deal found 12/16$384
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:08 pmFSD - IAD
1 stop5h 13mUnited Airlines
Sun 1/46:30 amIAD - FSD
1 stop5h 22mUnited Airlines
Deal found 12/16$403
This American Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/181:16 pmFSD - IAD
1 stop8h 17mAmerican Airlines
Tue 12/306:05 amIAD - FSD
1 stop7h 23mAmerican Airlines
Deal found 12/18$409
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:57 amFSD - BWI
1 stop6h 14mDelta
Sun 1/46:59 pmBWI - FSD
1 stop5h 41mDelta
Deal found 12/16$409
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:11 amRAP - IAD
1 stop8h 14mUnited Airlines
Sun 1/46:20 amIAD - RAP
1 stop7h 12mUnited Airlines
Deal found 12/16$439
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:05 amFSD - IAD
1 stop5h 30mDelta
Tue 12/306:00 amIAD - FSD
1 stop5h 26mDelta
Deal found 12/17$449
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:25 pmFSD - BWI
2 stops9h 06mDelta
Sun 12/283:00 pmBWI - FSD
1 stop6h 34mDelta
Deal found 12/17$484
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:25 pmFSD - BWI
2 stops9h 06mDelta
Sun 1/46:00 amBWI - FSD
1 stop5h 26mDelta
Deal found 12/16$494

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(Kiwi.com)

One-way from

$123
(Kiwi.com)

Popular in

February

Cheapest in

January

Average price

$395
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Washington, D.C. (WAS) flights.
Search Deals
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. 19% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Dakota to Washington, D.C. 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, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from South Dakota to Washington, D.C. that are best for you.

Fly from

South Dakota

Fly to

Washington, D.C.

Route

Depart

Return

Price

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Thu 1/8

6:02 pm-10:21 am

1 stop15h 19m

Baltimore/Washington

Sun 1/11

5:25 pm-6:11 pm

1 stop25h 46m

$241

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Fri 1/16

6:15 pm-11:59 pm

1 stop4h 44m

Washington, D.C. Reagan-National

Tue 1/20

6:00 am-11:51 am

1 stop6h 51m

$248

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 1/15

6:15 pm-11:59 pm

1 stop4h 44m

Washington, D.C. Reagan-National

Mon 1/19

6:00 am-11:51 am

1 stop6h 51m

$248

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 1/15

6:15 pm-11:59 pm

1 stop4h 44m

Washington, D.C. Reagan-National

Thu 1/22

3:24 pm-9:35 pm

1 stop7h 11m

$248

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 1/15

5:00 am-11:00 am

1 stop5h 00m

Washington, D.C. Reagan-National

Sun 1/18

6:59 pm-11:04 pm

1 stop5h 05m

$268

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Fri 1/16

4:17 pm-11:23 pm

1 stop6h 06m

Washington, D.C. Reagan-National

Tue 1/20

2:32 pm-11:04 pm

2 stops9h 32m

$273

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 1/14

7:30 am-2:11 pm

1 stop5h 41m

Baltimore/Washington

Wed 1/21

8:23 am-4:37 pm

1 stop9h 14m

$275

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Wed 1/14

7:30 am-4:00 pm

1 stop7h 30m

Washington, D.C. Dulles Intl

Wed 1/21

1:05 pm-5:18 pm

1 stop5h 13m

$279

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Fri 2/20

8:05 am-1:54 pm

1 stop4h 49m

Baltimore/Washington

Mon 2/23

6:05 am-12:15 pm

1 stop7h 10m

$279

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 1/14

7:30 am-2:16 pm

1 stop5h 46m

Washington, D.C. Reagan-National

Wed 1/21

8:25 am-2:36 pm

1 stop7h 11m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from South Dakota to Washington, D.C. (average of $182). Flying from South Dakota to Washington, D.C. in June is currently the most expensive (average of $288). 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.

How much does it cost to fly round-trip from South Dakota to Washington, D.C.?

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.

  • How long is the flight from South Dakota to Washington, D.C.?

    Airlines like American Airlines, Delta, and United Airlines fly from South Dakota to Washington, D.C. in about 4h 44m. The time it takes to get you to your destination can typically vary by up to 57m. There are 1071 mi between South Dakota and Washington, D.C.. This flight may include one or multiple stops.

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

    $119 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $186 and $229, respectively.

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

    While some choose either Sioux Falls Joe Foss Field - Washington, D.C. Reagan-National or Sioux Falls Joe Foss Field - Baltimore/Washington, 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, March is the cheapest month in which you can book a flight from South Dakota to Washington, D.C. (average of $182). Flying from South Dakota to Washington, D.C. in June is currently the most expensive (average of $288). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from South Dakota to Washington, D.C.

Discover the top 3 airlines that operate flights from South Dakota to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$189Average$376FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$245Average$449FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$373FlexibilityNo cancel feeOn-time71%

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