What is the cheapest airline that flies from Washington, D.C. Reagan-National to South Dakota?

Frontier, American Airlines, and Delta are the most popular carriers operating from Washington, D.C. Reagan-National to South Dakota

What airlines fly to South Dakota?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to South Dakota from Washington, D.C. Reagan-National Airport according to our data. American Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to South Dakota. Keep in mind that there are 4 different airlines that fly to South Dakota on a routine basis, so you have a few additional options to choose from.

How old do you have to be to fly from Washington, D.C. Reagan-National Airport to South Dakota?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to South Dakota.

What documentation or ID do you need to fly to South Dakota?

The required travel and health documents for your South Dakota trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Dakota. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$100 Cheap Flights from Washington, D.C. Reagan-National Airport to South Dakota in 2026

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 10:16 am

DCA

FSD

5h 16m

1 stop

5:15 am - 10:29 am

FSD

DCA

4h 14m

1 stop

$299Delta

Tue, Aug 4 - Tue, Aug 11

7:00 am - 6:33 pm

DCA

FSD

12h 33m

1 stop

7:18 pm - 4:59 pm

FSD

DCA

20h 41m

1 stop

$301Frontier

Wed, May 13 - Wed, May 20

7:00 am - 3:40 pm

DCA

FSD

9h 40m

1 stop

4:25 pm - 9:59 pm

FSD

DCA

28h 34m

1 stop

$302Frontier

Mon, Jun 1 - Mon, Jun 8

7:45 am - 12:50 pm

DCA

FSD

6h 05m

1 stop

5:15 am - 2:23 pm

FSD

DCA

8h 08m

2 stops

$304Delta

Tue, Aug 4 - Tue, Aug 11

11:34 am - 5:37 pm

DCA

FSD

7h 03m

1 stop

12:48 pm - 9:00 pm

FSD

DCA

7h 12m

1 stop

$306American Airlines

Tue, Sep 1 - Sat, Sep 5

6:00 am - 12:28 pm

DCA

FSD

7h 28m

2 stops

5:15 am - 2:23 pm

FSD

DCA

8h 08m

2 stops

$309Delta

Wed, Aug 12 - Tue, Aug 18

5:00 am - 9:49 am

DCA

RAP

6h 49m

1 stop

12:41 pm - 11:59 pm

RAP

DCA

9h 18m

1 stop

$310American Airlines

Wed, May 27 - Tue, Jun 2

10:15 am - 5:37 pm

DCA

FSD

8h 22m

1 stop

12:30 pm - 6:27 pm

FSD

DCA

4h 57m

1 stop

$319American Airlines

Tue, Sep 8 - Tue, Sep 15

6:30 am - 10:24 am

DCA

RAP

5h 54m

1 stop

1:35 pm - 10:49 pm

RAP

DCA

7h 14m

1 stop

$349United Airlines

Tue, May 26 - Tue, Jun 2

6:05 pm - 9:46 pm

DCA

RAP

5h 41m

1 stop

12:05 pm - 8:15 pm

RAP

DCA

6h 10m

1 stop

$361United Airlines

Sat, May 2 - Wed, May 6

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United Airlines flights from Washington, D.C. Reagan-National Airport to South Dakota

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to South Dakota flight tickets

United Airlines

Jun 9

DCA5:00 pmWashington, D.C. Reagan-National

5h 38m

1 stop

FSD9:38 pmSioux Falls Joe Foss Field

Jun 16

FSD7:40 amSioux Falls Joe Foss Field

5h 42m

1 stop

DCA2:22 pmWashington, D.C. Reagan-National

$299

United Airlines

Jul 4

DCA9:30 amWashington, D.C. Reagan-National

6h 02m

1 stop

FSD2:32 pmSioux Falls Joe Foss Field

Jul 9

FSD7:40 amSioux Falls Joe Foss Field

7h 12m

1 stop

DCA3:52 pmWashington, D.C. Reagan-National

$319

United Airlines

Jul 13

DCA6:10 pmWashington, D.C. Reagan-National

4h 57m

1 stop

FSD10:07 pmSioux Falls Joe Foss Field

Jul 22

FSD7:40 amSioux Falls Joe Foss Field

7h 12m

1 stop

DCA3:52 pmWashington, D.C. Reagan-National

$330

Frontier flights from Washington, D.C. Reagan-National Airport to South Dakota

Our best Frontier deals on Washington, D.C. Reagan-National Airport to South Dakota flight tickets

Frontier

May 4

DCA7:59 amWashington, D.C. Reagan-National

12h 12m

1 stop

FSD7:11 pmSioux Falls Joe Foss Field

May 11

FSD4:07 pmSioux Falls Joe Foss Field

28h 51m

1 stop

DCA9:58 pmWashington, D.C. Reagan-National

$222

Frontier

May 15

DCA7:00 amWashington, D.C. Reagan-National

9h 22m

1 stop

FSD3:22 pmSioux Falls Joe Foss Field

May 18

FSD4:07 pmSioux Falls Joe Foss Field

28h 51m

1 stop

DCA9:58 pmWashington, D.C. Reagan-National

$301

Frontier

Jun 1

DCA7:00 amWashington, D.C. Reagan-National

9h 40m

1 stop

FSD3:40 pmSioux Falls Joe Foss Field

Jun 8

FSD4:25 pmSioux Falls Joe Foss Field

28h 34m

1 stop

DCA9:59 pmWashington, D.C. Reagan-National

$302

momondo Fare Finder

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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Tue 8/4

6:00 am-10:16 am

1 stop5h 16m

Sioux Falls Joe Foss Field

Tue 8/11

5:15 am-10:29 am

1 stop4h 14m

$299

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 5/13

7:00 am-6:33 pm

1 stop12h 33m

Sioux Falls Joe Foss Field

Wed 5/20

7:18 pm-4:59 pm

1 stop20h 41m

$301

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Mon 6/1

7:00 am-3:40 pm

1 stop9h 40m

Sioux Falls Joe Foss Field

Mon 6/8

4:25 pm-9:59 pm

1 stop28h 34m

$302

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Tue 8/4

7:45 am-12:50 pm

1 stop6h 05m

Sioux Falls Joe Foss Field

Tue 8/11

5:15 am-2:23 pm

2 stops8h 08m

$304

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Tue 9/1

11:34 am-5:37 pm

1 stop7h 03m

Sioux Falls Joe Foss Field

Sat 9/5

12:48 pm-9:00 pm

1 stop7h 12m

$306

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 8/12

6:00 am-12:28 pm

2 stops7h 28m

Sioux Falls Joe Foss Field

Tue 8/18

5:15 am-2:23 pm

2 stops8h 08m

$309

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Wed 5/27

5:00 am-9:49 am

1 stop6h 49m

Rapid City

Tue 6/2

12:41 pm-11:59 pm

1 stop9h 18m

$310

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Tue 9/8

10:15 am-5:37 pm

1 stop8h 22m

Sioux Falls Joe Foss Field

Tue 9/15

12:30 pm-6:27 pm

1 stop4h 57m

$319

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 5/26

6:30 am-10:24 am

1 stop5h 54m

Rapid City

Tue 6/2

1:35 pm-10:49 pm

1 stop7h 14m

$349

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Sat 5/2

6:05 pm-9:46 pm

1 stop5h 41m

Rapid City

Wed 5/6

12:05 pm-8:15 pm

1 stop6h 10m

$361

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to South Dakota

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to South Dakota?

The month of January is, on average, the cheapest month to fly to South Dakota from Washington, D.C. Reagan-National Airport, with most prices found around $278. If you aren’t able to travel to South Dakota during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $298.

Cheap Washington, D.C. Reagan-National Airport to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to South Dakota

Fastest flight time	4h 57m
Direct flights	None

The fastest flight from Washington, D.C. Reagan-National Airport to South Dakota takes 4h 57m

There are no direct flights from Washington, D.C. Reagan-National Airport to South Dakota. There are no popular flight routes from Washington, D.C. Reagan-National Airport to South Dakota.

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Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to South Dakota

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to South Dakota?
Prices for flights from Washington, D.C. Reagan-National Airport to South Dakota are updated daily.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to South Dakota?
The number of operators available for flights from Washington, D.C. Reagan-National Airport to South Dakota is 4 as of April 2026.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to South Dakota?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The required travel and health documents for your South Dakota trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Dakota. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Washington, D.C. Reagan-National Airport to South Dakota

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to South Dakota with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.4 9,605 reviews	Search United Airlines flights
Delta	PriceFrom $288	Free Cancellation	Rating 7.9 8,424 reviews	Search Delta flights
American Airlines	PriceFrom $315	Free Cancellation	Rating 7.1 11,604 reviews	Search American Airlines flights

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Can I find flights from Washington, D.C. to South Dakota with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to South Dakota from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to South Dakota?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to South Dakota from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to South Dakota right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to South Dakota flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Flights to New Yorkfrom $56

Flights to Los Angelesfrom $53

Flights to Orlandofrom $53

Flights to Miamifrom $50

Flights to Chicagofrom $67

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $55

Flights to Bostonfrom $73

Flights to Atlantafrom $53

Flights to Dallasfrom $62

Flights to Fort Lauderdalefrom $47

Cheap flights from Washington, D.C. Reagan-National Airport to South Dakota from $157

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United Airlines flights from Washington, D.C. Reagan-National Airport to South Dakota

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to South Dakota flight tickets

Frontier flights from Washington, D.C. Reagan-National Airport to South Dakota

Our best Frontier deals on Washington, D.C. Reagan-National Airport to South Dakota flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to South Dakota that are best for you.

See travel insights to South Dakota from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to South Dakota

What is the cheapest month to fly to South Dakota?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to South Dakota?

What airlines fly to South Dakota?

Cheap Washington, D.C. Reagan-National Airport to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to South Dakota

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to South Dakota

Best airlines flying from Washington, D.C. Reagan-National Airport to South Dakota

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to South Dakota with momondo

Why use momondo?

An easier way to manage your South Dakota trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Dakota

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