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South Dakota

$165+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — FSD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$259
(American Airlines)

One-way from

$165
(Frontier)

Popular in

December

Cheapest in

February

Average price

$523
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. 7% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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 8/206:45 amDCA - FSD
1 stop7h 13mAmerican Airlines
Sat 8/236:00 amFSD - DCA
1 stop7h 32mAmerican Airlines
Deal found 6/11$259
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/276:25 amDCA - RAP
1 stop5h 57mUnited Airlines
Sat 9/65:30 amRAP - DCA
1 stop7h 36mUnited Airlines
Deal found 6/9$269
This Delta deal was found by Cheapflights users on 6/12. 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 8/203:40 pmDCA - FSD
2 stops9h 06mDelta
Sat 8/235:27 amFSD - DCA
2 stops8h 33mDelta
Deal found 6/12$269
This CheapOair deal was found by Cheapflights users on 6/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/257:00 amDCA - FSD
1 stop12h 53mFrontier
Sun 6/292:57 pmFSD - DCA
1 stop25h 00mFrontier
Deal found 6/9$270
This Delta deal was found by Cheapflights users on 6/11. 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.
Sat 7/266:05 amDCA - RAP
2 stops9h 40mDelta
Sat 8/212:30 pmRAP - DCA
1 stop6h 13mDelta
Deal found 6/11$274
This United Airlines deal was found by Cheapflights users on 6/12. 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 8/295:00 pmDCA - FSD
1 stop6h 12mUnited Airlines
Tue 9/28:00 amFSD - DCA
1 stop5h 16mUnited Airlines
Deal found 6/12$339
This American Airlines deal was found by Cheapflights users on 6/11. 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 8/279:59 amDCA - RAP
1 stop9h 35mAmerican Airlines
Mon 9/16:12 pmRAP - DCA
1 stop12h 48mAmerican Airlines
Deal found 6/11$355
This Delta deal was found by Cheapflights users on 6/12. 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 10/237:40 amDCA - ABR
1 stop7h 19mDelta
Sun 10/262:41 pmABR - DCA
1 stop6h 35mDelta
Deal found 6/12$472
This Trip.com deal was found by Cheapflights users on 6/12. 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.
Fri 6/136:25 amDCA - FSD
1 stop5h 20mMultiple Airlines
Fri 6/137:27 pmFSD - DCA
1 stop25h 32mMultiple Airlines
Deal found 6/12$677

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 June 12, 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 8/20

6:45 am-12:58 pm

1 stop7h 13m

Sioux Falls Joe Foss Field

Sat 8/23

6:00 am-2:32 pm

1 stop7h 32m

$259

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 8/27

6:25 am-10:22 am

1 stop5h 57m

Rapid City

Sat 9/6

5:30 am-3:06 pm

1 stop7h 36m

$269

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 8/20

3:40 pm-11:46 pm

2 stops9h 06m

Sioux Falls Joe Foss Field

Sat 8/23

5:27 am-3:00 pm

2 stops8h 33m

$269

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 6/25

7:00 am-6:53 pm

1 stop12h 53m

Sioux Falls Joe Foss Field

Sun 6/29

2:57 pm-4:57 pm

1 stop25h 00m

$270

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sat 7/26

6:05 am-1:45 pm

2 stops9h 40m

Rapid City

Sat 8/2

12:30 pm-8:43 pm

1 stop6h 13m

$274

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Fri 8/29

5:00 pm-10:12 pm

1 stop6h 12m

Sioux Falls Joe Foss Field

Tue 9/2

8:00 am-2:16 pm

1 stop5h 16m

$339

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 8/27

9:59 am-5:34 pm

1 stop9h 35m

Rapid City

Mon 9/1

6:12 pm-9:00 am

1 stop12h 48m

$355

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Fri 7/4

1:00 pm-6:32 pm

1 stop6h 32m

$165

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sun 8/31

11:30 am-4:11 pm

1 stop6h 41m

$206

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Fri 7/4

12:24 pm-11:10 pm

2 stops11h 46m

$236

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 June 12, 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.

Rainfall in South Dakota by month

Plan your trip to South Dakota by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit South Dakota when rainfall is around 0.6 in.

Temperature in South Dakota by month

Plan your trip to South Dakota by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Dakota, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to South Dakota, such as 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
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Frontier
5.9
Fair
3,295 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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

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 ($165), American Airlines ($206), and Delta ($236).

  • 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 - Rapid City, Washington, D.C. Reagan-National - Sioux Falls Joe Foss Field 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 Los Angeles flights
Baltimore to Dallas/Fort Worth flights
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Baltimore to Fort Lauderdale flights
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Reagan-National to Boston flights
Dulles Intl to Miami flights
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Dulles Intl to San Francisco flights
Dulles Intl to Las Vegas flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Dallas/Fort Worth flights
Baltimore to Los Angeles flights
Reagan-National to Orlando flights
Baltimore to Denver flights
Dulles Intl to Atlanta flights
Baltimore to Hobby flights
Baltimore to Boston flights
Dulles Intl to Fort Lauderdale flights
Reagan-National to Las Vegas flights
Reagan-National to San Francisco flights
Dulles Intl to Orlando flights
Dulles Intl to Midway flights
Baltimore to Orlando flights
Baltimore to San Francisco flights
Baltimore to Atlanta flights
Reagan-National to Atlanta flights
Reagan-National to Dallas/Fort Worth flights
Dulles Intl to Boston flights
Dulles Intl to Tampa flights
Dulles Intl to Denver flights
Dulles Intl to Hobby flights
Reagan-National to Fort Lauderdale flights
Dulles Intl to San Diego flights
Reagan-National to Denver flights
Dulles Intl to Honolulu flights
Reagan-National to Hobby flights
Reagan-National to San Diego flights
Baltimore to New Orleans flights
Dulles Intl to New Orleans flights
Baltimore to George Bush Intcntl flights
Reagan-National to Portland flights
Dulles Intl to Portland flights
Reagan-National to Minneapolis 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$243Average$393FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$493FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$376Average$541FlexibilityNo cancel feeOn-time69%

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