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South Dakota

$167+ Cheap flights from Reagan-National (DCA) to South Dakota

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — FSD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$167
(Priceline)

Popular in

April

Cheapest in

February

Average price

$386
From Washington, D.C. Reagan-National to South Dakota
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 September 16, 2025.

This Priceline deal was found by Cheapflights users on 9/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:00 amDCA - FSD
1 stop8h 09mFrontier
Fri 10/32:54 pmFSD - DCA
1 stop6h 05mFrontier
Deal found 9/13$167
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:00 amDCA - FSD
1 stop6h 38mFrontier
Sun 11/22:23 pmFSD - DCA
1 stop6h 36mFrontier
Deal found 9/15$231
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/3012:31 pmDCA - FSD
1 stop5h 44mAmerican Airlines
Sat 11/15:25 pmFSD - DCA
1 stop4h 47mAmerican Airlines
Deal found 9/15$259
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/2912:31 pmDCA - FSD
1 stop5h 24mAmerican Airlines
Wed 11/51:08 pmFSD - DCA
1 stop8h 52mAmerican Airlines
Deal found 9/14$260
This Priceline deal was found by Cheapflights users on 9/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/267:00 amDCA - FSD
1 stop8h 09mFrontier
Fri 10/32:54 pmFSD - DCA
1 stop6h 05mFrontier
Deal found 9/16$262
This Delta deal was found by Cheapflights users on 9/15. 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 11/46:43 pmDCA - RAP
1 stop5h 53mDelta
Sat 11/82:25 pmRAP - DCA
1 stop7h 00mDelta
Deal found 9/15$269
This Delta deal was found by Cheapflights users on 9/15. 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 11/116:06 amDCA - RAP
2 stops10h 05mDelta
Sat 11/1511:07 amRAP - DCA
2 stops9h 51mDelta
Deal found 9/15$279
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/210:20 amDCA - FSD
1 stop7h 28mAmerican Airlines
Sat 10/46:00 amFSD - DCA
1 stop7h 21mAmerican Airlines
Deal found 9/14$289
This Delta deal was found by Cheapflights users on 9/15. 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 9/306:00 amDCA - FSD
2 stops7h 11mDelta
Sat 10/45:00 amFSD - DCA
1 stop4h 57mDelta
Deal found 9/15$294
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 10/57:00 amDCA - FSD
1 stop8h 09mFrontier
Fri 10/107:28 pmFSD - DCA
1 stop15h 36mFrontier
Deal found 9/15$305
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 12/1511:55 amDCA - FSD
1 stop7h 54mAmerican Airlines
Wed 12/3110:45 amFSD - DCA
1 stop4h 33mAmerican Airlines
Deal found 9/13$316
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/226:25 amDCA - RAP
1 stop5h 48mUnited Airlines
Sat 10/251:44 pmRAP - DCA
1 stop6h 59mUnited Airlines
Deal found 9/15$329

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 September 16, 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

Thu 10/30

12:31 pm-5:15 pm

1 stop5h 44m

Sioux Falls Joe Foss Field

Sat 11/1

5:25 pm-11:12 pm

1 stop4h 47m

$259

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Fri 9/26

7:00 am-2:09 pm

1 stop8h 09m

Sioux Falls Joe Foss Field

Fri 10/3

2:54 pm-9:59 pm

1 stop6h 05m

$262

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sat 2/21

11:30 am-3:14 pm

1 stop5h 44m

Rapid City

Wed 2/25

10:40 am-6:01 pm

1 stop5h 21m

$269

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sat 2/21

11:30 am-3:14 pm

1 stop5h 44m

Rapid City

Thu 2/26

6:20 am-2:02 pm

1 stop5h 42m

$269

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 11/11

7:43 am-1:12 pm

1 stop7h 29m

Rapid City

Sat 11/15

5:18 am-4:23 pm

1 stop9h 05m

$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

10:40 am-6:01 pm

1 stop5h 21m

$269

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 11/4

6:43 pm-10:36 pm

1 stop5h 53m

Rapid City

Sat 11/8

10:33 am-5:48 pm

1 stop5h 15m

$269

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sat 2/21

6:50 pm-10:14 pm

1 stop5h 24m

Rapid City

Tue 2/24

6:20 am-7:17 pm

2 stops10h 57m

$274

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Tue 9/30

6:25 am-10:37 am

1 stop5h 12m

Sioux Falls Joe Foss Field

Sat 10/4

8:00 am-2:01 pm

1 stop5h 01m

$289

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 10/1

5:00 pm-10:22 pm

1 stop6h 22m

Sioux Falls Joe Foss Field

Sat 10/4

8:00 am-2:01 pm

1 stop5h 01m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 29 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 September 16, 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 September 16, 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
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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.

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

    A quick flight from Washington, D.C. Reagan-National Airport to South Dakota can take about 5h 44m. American Airlines provides one of the quickest options available for as low as $259. The distance between Washington, D.C. Reagan-National Airport and South Dakota is about 1071 mi. This flight may include one or multiple stops.

  • 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 ($178), Delta ($400), and American Airlines ($581).

  • 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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Baltimore to Denver flights
Dulles Intl to Detroit flights
Dulles Intl to Fort Lauderdale flights
Dulles Intl to Midway flights
Dulles Intl to New Orleans flights
Baltimore to Seattle flights
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Reagan-National to Sky Harbor Intl flights
Reagan-National to Detroit flights
Reagan-National to Minneapolis flights
Baltimore to Hobby flights
Reagan-National to San Diego flights
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Reagan-National to Denver flights

Top 3 airlines flying from Reagan-National to South Dakota

Discover the top 3 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$477FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$449FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$494FlexibilityNo cancel feeOn-time69%

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