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Washington, D.C.

$145+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — WAS
May 3 — May 101
Sun 5/3
Sun 5/10
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 April 3, 2026.

This Trip.com deal was found by Cheapflights users on 3/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:21 pm
FSD
-
DCA
1 stop16h 38m
Frontier
Fri 4/171:59 pm
DCA
-
FSD
1 stop6h 22m
Frontier
Deal found 3/29$232
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:11 pm
FSD
-
BWI
1 stop13h 32m
Multiple Airlines
Fri 5/85:17 pm
BWI
-
FSD
2 stops42h 28m
Multiple Airlines
Deal found 4/1$248
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:11 pm
FSD
-
BWI
1 stop14h 04m
Multiple Airlines
Thu 4/306:06 pm
BWI
-
FSD
2 stops24h 15m
Multiple Airlines
Deal found 3/30$261
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:11 pm
FSD
-
BWI
1 stop14h 04m
Multiple Airlines
Tue 4/215:49 pm
BWI
-
FSD
2 stops39h 56m
Multiple Airlines
Deal found 4/1$262
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/51:41 pm
FSD
-
IAD
1 stop8h 45m
American Airlines
Tue 5/127:00 am
IAD
-
FSD
1 stop6h 56m
American Airlines
Deal found 4/1$299
This United Airlines deal was found by Cheapflights users on 3/31. 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 8/57:40 am
FSD
-
DCA
1 stop5h 42m
United Airlines
Wed 8/126:00 pm
DCA
-
FSD
1 stop6h 37m
United Airlines
Deal found 3/31$299
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:11 pm
FSD
-
BWI
2 stops29h 33m
Multiple Airlines
Fri 4/175:30 am
BWI
-
FSD
1 stop12h 51m
Multiple Airlines
Deal found 3/31$305
This American Airlines deal was found by Cheapflights users on 3/31. 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 7/712:09 pm
FSD
-
DCA
1 stop4h 50m
American Airlines
Sat 7/1110:00 am
DCA
-
FSD
1 stop7h 54m
American Airlines
Deal found 3/31$318
This United Airlines deal was found by Cheapflights users on 3/29. 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 6/117:40 am
FSD
-
IAD
1 stop5h 28m
United Airlines
Tue 6/163:39 pm
IAD
-
FSD
1 stop6h 59m
United Airlines
Deal found 3/29$319
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Fri 4/247:39 am
FSD
-
DCA
1 stop4h 31m
United Airlines
Tue 5/126:00 pm
DCA
-
FSD
1 stop4h 52m
United Airlines
Deal found 3/30$319
This Delta deal was found by Cheapflights users on 4/2. 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 9/245:15 am
FSD
-
DCA
2 stops8h 08m
Delta
Tue 9/296:10 am
DCA
-
FSD
1 stop4h 50m
Delta
Deal found 4/2$324
This Delta deal was found by Cheapflights users on 3/31. 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 9/245:15 am
FSD
-
BWI
1 stop4h 15m
Delta
Tue 9/296:19 am
BWI
-
FSD
1 stop4h 41m
Delta
Deal found 3/31$325

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 April 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$232
(Trip.com)

One-way from

$145
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$283
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. 12% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 3, 2026.
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

Cheapest round-trip

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Sat 7/11

6:50 pm-12:45 am

1 stop4h 55m

Washington, D.C. Dulles Intl

Tue 7/21

3:30 pm-10:07 pm

1 stop7h 37m

$299

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Fri 5/1

6:52 pm-12:33 am

1 stop4h 41m

Washington, D.C. Dulles Intl

Fri 5/8

3:15 pm-9:52 pm

1 stop7h 37m

$346

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Wed 5/20

10:56 am-6:15 pm

1 stop6h 19m

Washington, D.C. Dulles Intl

Sun 5/24

6:00 am-12:49 pm

1 stop7h 49m

$347

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 5/20

10:56 am-6:03 pm

1 stop6h 07m

Washington, D.C. Reagan-National

Sun 5/24

6:30 am-12:49 pm

1 stop7h 19m

$347

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 6/3

8:19 am-6:59 pm

2 stops9h 40m

Washington, D.C. Reagan-National

Tue 6/9

6:00 am-10:16 am

1 stop5h 16m

$352

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Tue 4/14

6:00 am-3:11 pm

1 stop8h 11m

Baltimore/Washington

Sat 4/18

4:18 pm-11:44 pm

1 stop8h 26m

$369

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

Thu 4/16

2:47 pm-11:24 pm

1 stop6h 37m

Baltimore/Washington

Mon 4/20

6:00 am-10:36 am

1 stop6h 36m

$374

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Fri 4/24

1:44 pm-10:02 pm

1 stop7h 18m

Washington, D.C. Reagan-National

Tue 4/28

2:34 pm-11:02 pm

2 stops9h 28m

$374

Rapid CityBaltimore

RAP - BWI

RAPBWI

Rapid City

Tue 4/14

2:47 pm-11:24 pm

1 stop6h 37m

Baltimore/Washington

Sat 4/18

8:00 am-1:08 pm

1 stop7h 08m

$379

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 5/20

10:56 am-6:04 pm

1 stop6h 08m

Baltimore/Washington

Sun 5/24

6:10 am-12:49 pm

2 stops7h 39m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $293). 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 United Airlines, Delta, and American Airlines fly from South Dakota to Washington, D.C. in about 4h 55m. The time it takes to get you to your destination can typically vary by up to 3h 13m. There are 1048 mi between South Dakota and Washington, D.C.. This flight may include one or multiple stops.

  • 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. Dulles Intl or Rapid City - 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..

  • 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 $293). 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
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
Cordova
Manassas

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 April 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$182Average$454FlexibilityNo cancel feeOn-time71%
DeltaCheapest$189Average$413FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$414FlexibilityNo cancel feeOn-time69%

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