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South Dakota

$119+ Cheap flights from Reagan-National (DCA) to South Dakota

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — FSD
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Reagan-National to South Dakota

Keep the following information in mind while searching for Reagan-National to South Dakota flight deals. Data was last updated July 31, 2025.

Round-trip from

$225
(FlightHub)

One-way from

$119
(Frontier)

Popular in

July

Cheapest in

February

Average price

$788
From Washington, D.C. Reagan-National to South Dakota
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One-way flight from Washington, D.C. Reagan-National to South Dakota
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Highest demand for flights based on searches. 26% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Reagan-National to South Dakota

Cheapest flights from Reagan-National to South Dakota
Explore the most affordable flight options available from Reagan-National to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/137:00 amDCA - FSD
1 stop12h 54mFrontier
Wed 8/203:07 pmFSD - DCA
1 stop24h 52mFrontier
Deal found 7/29$225
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2011:30 amDCA - FSD
1 stop6h 05mAmerican Airlines
Sat 8/236:00 amFSD - DCA
1 stop7h 32mAmerican Airlines
Deal found 7/29$259
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/204:00 pmDCA - FSD
1 stop8h 06mDelta
Sat 8/235:27 amFSD - DCA
2 stops8h 33mDelta
Deal found 7/29$264
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:40 amDCA - RAP
1 stop7h 10mAmerican Airlines
Tue 11/112:20 pmRAP - DCA
1 stop6h 40mAmerican Airlines
Deal found 7/30$269
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:55 pmDCA - RAP
1 stop5h 35mDelta
Thu 9/252:27 pmRAP - DCA
1 stop7h 12mDelta
Deal found 7/30$314
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/54:24 pmDCA - RAP
1 stop6h 15mUnited Airlines
Sat 9/67:00 amRAP - DCA
1 stop6h 06mUnited Airlines
Deal found 7/30$315
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/127:45 amDCA - ABR
1 stop7h 27mDelta
Fri 9/192:50 pmABR - DCA
1 stop6h 10mDelta
Deal found 7/29$392
This United Airlines deal was found by Cheapflights users on 7/30. 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 10/176:04 pmDCA - FSD
1 stop5h 18mUnited Airlines
Tue 10/218:00 amFSD - DCA
1 stop6h 51mUnited Airlines
Deal found 7/30$421
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/104:24 pmDCA - PIR
1 stop7h 35mUnited Airlines
Tue 9/166:22 amPIR - DCA
1 stop7h 44mUnited Airlines
Deal found 7/31$515

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to South Dakota 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 July 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to South Dakota that are best for you.

Fly from

Reagan-National

Fly to

South Dakota

Route

Depart

Return

Price

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 8/13

7:00 am-6:54 pm

1 stop12h 54m

Sioux Falls Joe Foss Field

Wed 8/20

3:07 pm-4:59 pm

1 stop24h 52m

$225

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 8/20

11:30 am-4:35 pm

1 stop6h 05m

Sioux Falls Joe Foss Field

Sat 8/23

6:00 am-2:32 pm

1 stop7h 32m

$259

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 8/20

4:00 pm-11:06 pm

1 stop8h 06m

Sioux Falls Joe Foss Field

Sat 8/23

5:27 am-3:00 pm

2 stops8h 33m

$264

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 11/5

8:40 am-1:50 pm

1 stop7h 10m

Rapid City

Tue 11/11

2:20 pm-11:00 pm

1 stop6h 40m

$269

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Mon 1/19

6:10 am-10:05 am

1 stop5h 55m

Rapid City

Sat 1/24

4:00 pm-11:33 pm

1 stop5h 33m

$310

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Fri 9/5

4:24 pm-8:39 pm

1 stop6h 15m

Rapid City

Sat 9/6

7:00 am-3:06 pm

1 stop6h 06m

$315

Washington, D.C.Aberdeen

DCA - ABR

DCAABR

Washington, D.C. Reagan-National

Fri 9/12

7:45 am-2:12 pm

1 stop7h 27m

Aberdeen

Fri 9/19

2:50 pm-10:00 pm

1 stop6h 10m

$392

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Fri 10/17

6:04 pm-10:22 pm

1 stop5h 18m

Sioux Falls Joe Foss Field

Tue 10/21

8:00 am-3:51 pm

1 stop6h 51m

$421

Washington, D.C.Pierre

DCA - PIR

DCAPIR

Washington, D.C. Reagan-National

Wed 9/10

4:24 pm-10:59 pm

1 stop7h 35m

Pierre

Tue 9/16

6:22 am-3:06 pm

1 stop7h 44m

$515

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Sun 11/16

7:00 am-1:24 pm

1 stop7h 24m

$119

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 15 results
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Best time to book a flight from Reagan-National to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Reagan-National 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 Washington, D.C. Reagan-National Airport to South Dakota

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to South Dakota (average of $334). Flying from Washington, D.C. Reagan-National Airport to South Dakota in December is currently the most expensive (average of $446). 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 DCA to SD?

Find hourly flight availability from Reagan-National to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

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

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Dakota. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to South Dakota, such as Delta, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,239 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to South Dakota. 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 Washington, D.C. Reagan-National Airport to South Dakota one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to South Dakota are Frontier ($119), Delta ($178), and American Airlines ($206).

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

    When deciding which route to take from Washington, D.C. Reagan-National Airport to South Dakota consider Washington, D.C. Reagan-National - Sioux Falls Joe Foss Field, Washington, D.C. Reagan-National - Rapid City or Washington, D.C. Reagan-National - Aberdeen as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to South Dakota 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 Washington, D.C. Reagan-National Airport to South Dakota?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to South Dakota (average of $334). Flying from Washington, D.C. Reagan-National Airport to South Dakota in December is currently the most expensive (average of $446). 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

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Alternative routes for Reagan-National to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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Reagan-National to Atlanta flights
Dulles Intl to Minneapolis flights
Reagan-National to Fort Lauderdale flights
Reagan-National to Minneapolis flights
Dulles Intl to George Bush Intcntl flights
Dulles Intl to Tampa flights
Baltimore to San Francisco flights
Reagan-National to Denver flights
Baltimore to Minneapolis flights
Baltimore to Midway flights
Dulles Intl to Denver flights
Baltimore to Cleveland flights
Reagan-National to Hobby flights
Dulles Intl to New Orleans flights
Reagan-National to Nashville flights
Dulles Intl to Ontario flights

Top 4 airlines flying from Reagan-National to South Dakota

Discover the top 4 airlines that operate flights from Reagan-National to South Dakota. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$260FlexibilityNo cancel feeOn-time62%
DeltaCheapest$248Average$493FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$393FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$373Average$544FlexibilityNo cancel feeOn-time69%

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