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

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

What airlines fly to South Dakota?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to South Dakota from Washington, D.C. Reagan-National Airport according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to South Dakota. Keep in mind that there are 3 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.

$187 Cheap Flights from Washington, D.C. Reagan-National Airport to South Dakota in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

1:44 pm - 9:32 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

9h 48m1 stop Dallas/Fort Worth

1:09 pm - 12:01 amRAP Rapid City-DCA Washington, D.C. Reagan-National

8h 52m1 stop Dallas/Fort Worth

$321American Airlines

Sat, Dec 5 - Sat, Dec 12

6:05 am - 10:38 amDCA Washington, D.C. Reagan-National-RAP Rapid City

6h 33m1 stop Minneapolis St Paul

4:36 pm - 11:47 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

5h 11m1 stop Minneapolis St Paul

$321Delta

Tue, Dec 1 - Sat, Dec 5

6:05 am - 10:26 amDCA Washington, D.C. Reagan-National-RAP Rapid City

6h 21m1 stop Minneapolis St Paul

11:06 am - 11:42 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

10h 36m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

$326Delta

Sat, Dec 5 - Sat, Dec 12

6:05 am - 10:38 amDCA Washington, D.C. Reagan-National-RAP Rapid City

6h 33m1 stop Minneapolis St Paul

6:42 am - 8:38 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

11h 56m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

$326Delta

Tue, Dec 1 - Sat, Dec 5

5:10 pm - 11:29 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

7h 19m1 stop Chicago O'Hare Intl

6:00 am - 12:04 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

5h 04m1 stop Chicago O'Hare Intl

$349United Airlines

Fri, Nov 13 - Sun, Nov 15

3:30 pm - 9:37 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

7h 07m1 stop Chicago O'Hare Intl

6:00 am - 12:04 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

5h 04m1 stop Chicago O'Hare Intl

$349United Airlines

Thu, Nov 12 - Sun, Nov 15

10:18 am - 4:58 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

7h 40m1 stop Dallas/Fort Worth

6:47 am - 3:44 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

7h 57m1 stop Chicago O'Hare Intl

$349American Airlines

Tue, Apr 13 - Tue, Apr 20

8:34 am - 2:49 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

7h 15m1 stop Chicago O'Hare Intl

3:19 pm - 10:35 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

6h 16m1 stop Chicago O'Hare Intl

$349American Airlines

Tue, Dec 8 - Tue, Dec 15

7:58 pm - 12:48 amDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

5h 50m1 stop Chicago O'Hare Intl

3:19 pm - 11:55 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

7h 36m1 stop Chicago O'Hare Intl

$349American Airlines

Sat, Dec 12 - Sun, Dec 13

5:10 pm - 9:38 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

6h 28m1 stop Chicago O'Hare Intl

6:00 am - 2:13 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

6h 13m1 stop Chicago O'Hare Intl

$431United Airlines

Sat, Jan 30 - Wed, Feb 3

Cheap last minute flights

Enter your travel dates to find the best prices.

12:22 pm - 3:58 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

5h 36m1 stop Minneapolis St Paul

6:39 am - 5:58 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

9h 19m2 stops Minneapolis St Paul Cincinnati Cinci./N. Kentucky

$460Delta

Wed, Oct 28 - Sun, Nov 1

6:00 am - 1:57 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

9h 57m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

6:39 am - 5:58 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

9h 19m2 stops Minneapolis St Paul Cincinnati Cinci./N. Kentucky

$465Delta

Wed, Oct 28 - Sun, Nov 1

6:05 am - 10:45 amDCA Washington, D.C. Reagan-National-RAP Rapid City

6h 40m1 stop Minneapolis St Paul

4:38 pm - 11:44 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

5h 06m1 stop Minneapolis St Paul

$475Delta

Wed, Oct 28 - Sun, Nov 1

6:10 am - 1:57 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

9h 47m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

4:38 pm - 11:44 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

5h 06m1 stop Minneapolis St Paul

$480Delta

Wed, Oct 28 - Sun, Nov 1

1:44 pm - 9:13 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

8h 29m1 stop Dallas/Fort Worth

1:08 pm - 9:18 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

7h 10m1 stop Dallas/Fort Worth

$481American Airlines

Sat, Oct 31 - Tue, Nov 3

6:00 am - 1:57 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

9h 57m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

6:39 am - 5:58 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

9h 19m2 stops Minneapolis St Paul Cincinnati Cinci./N. Kentucky

$485Delta

Wed, Oct 28 - Sun, Nov 1

8:35 pm - 12:41 amDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

5h 06m1 stop Chicago O'Hare Intl

3:29 pm - 11:59 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

7h 30m2 stops Chicago O'Hare Intl Charlotte Douglas

$486American Airlines

Sat, Oct 31 - Tue, Nov 3

7:45 am - 1:57 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

8h 12m1 stop Minneapolis St Paul

4:38 pm - 11:44 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

5h 06m1 stop Minneapolis St Paul

$492Delta

Wed, Oct 28 - Sun, Nov 1

6:25 am - 10:31 amDCA Washington, D.C. Reagan-National-RAP Rapid City

6h 06m1 stop Chicago O'Hare Intl

1:30 pm - 10:43 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

7h 13m1 stop Chicago O'Hare Intl

$565United Airlines

Wed, Oct 28 - Sun, Nov 1

7:50 am - 2:56 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

8h 06m1 stop Chicago O'Hare Intl

3:29 pm - 11:55 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

7h 26m1 stop Chicago O'Hare Intl

$931American Airlines

Sun, Nov 1 - Tue, Nov 3

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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

Dec 25

DCA6:30 amWashington, D.C. Reagan-National

6h 02m

1 stop

RAP10:32 amRapid City

Jan 5

RAP6:00 amRapid City

6h 05m

1 stop

DCA2:05 pmWashington, D.C. Reagan-National

$520

United Airlines

Nov 25

DCA6:06 pmWashington, D.C. Reagan-National

6h 23m

1 stop

FSD11:29 pmSioux Falls Joe Foss Field

Dec 1

FSD7:40 amSioux Falls Joe Foss Field

5h 22m

1 stop

DCA2:02 pmWashington, D.C. Reagan-National

$525

United Airlines

Nov 15

DCA6:25 amWashington, D.C. Reagan-National

5h 07m

1 stop

FSD10:32 amSioux Falls Joe Foss Field

Dec 15

FSD7:40 amSioux Falls Joe Foss Field

6h 53m

1 stop

DCA3:33 pmWashington, D.C. Reagan-National

$529

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

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

American Airlines

Dec 3

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

8h 24m

1 stop

FSD12:24 pmSioux Falls Joe Foss Field

Dec 7

FSD3:19 pmSioux Falls Joe Foss Field

7h 36m

1 stop

DCA11:55 pmWashington, D.C. Reagan-National

$349

American Airlines

Dec 8

DCA7:58 pmWashington, D.C. Reagan-National

5h 48m

1 stop

FSD12:46 amSioux Falls Joe Foss Field

Dec 15

FSD3:19 pmSioux Falls Joe Foss Field

7h 40m

2 stops

DCA11:59 pmWashington, D.C. Reagan-National

$354

American Airlines

Nov 13

DCA11:40 amWashington, D.C. Reagan-National

8h 08m

1 stop

FSD6:48 pmSioux Falls Joe Foss Field

Nov 16

FSD7:00 amSioux Falls Joe Foss Field

5h 59m

1 stop

DCA1:59 pmWashington, D.C. Reagan-National

$374

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

Washington, D.C.Rapid City

DCA Washington, D.C. Reagan-National - RAP Rapid City

DCARAP

Washington, D.C. Reagan-National

Sat 12/5

1:44 pm-9:32 pm

1 stop9h 48m

Rapid City

Sat 12/12

1:09 pm-12:01 am

1 stop8h 52m

$321

Quickest round-trip

Washington, D.C.Rapid City

DCA Washington, D.C. Reagan-National - RAP Rapid City

DCARAP

Washington, D.C. Reagan-National

Tue 12/1

6:05 am-10:38 am

1 stop6h 33m

Rapid City

Sat 12/5

4:36 pm-11:47 pm

1 stop5h 11m

$321

Washington, D.C.Rapid City

DCA Washington, D.C. Reagan-National - RAP Rapid City

DCARAP

Washington, D.C. Reagan-National

Sat 12/5

6:05 am-10:26 am

1 stop6h 21m

Rapid City

Sat 12/12

11:06 am-11:42 pm

2 stops10h 36m

$326

Washington, D.C.Rapid City

DCA Washington, D.C. Reagan-National - RAP Rapid City

DCARAP

Washington, D.C. Reagan-National

Tue 12/1

6:05 am-10:38 am

1 stop6h 33m

Rapid City

Sat 12/5

6:42 am-8:38 pm

2 stops11h 56m

$326

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Fri 11/13

5:10 pm-11:29 pm

1 stop7h 19m

Sioux Falls Joe Foss Field

Sun 11/15

6:00 am-12:04 pm

1 stop5h 04m

$349

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Thu 11/12

3:30 pm-9:37 pm

1 stop7h 07m

Sioux Falls Joe Foss Field

Sun 11/15

6:00 am-12:04 pm

1 stop5h 04m

$349

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Tue 4/13

10:18 am-4:58 pm

1 stop7h 40m

Sioux Falls Joe Foss Field

Tue 4/20

6:47 am-3:44 pm

1 stop7h 57m

$349

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Tue 12/8

8:34 am-2:49 pm

1 stop7h 15m

Sioux Falls Joe Foss Field

Tue 12/15

3:19 pm-10:35 pm

1 stop6h 16m

$349

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sat 12/12

7:58 pm-12:48 am

1 stop5h 50m

Sioux Falls Joe Foss Field

Sun 12/13

3:19 pm-11:55 pm

1 stop7h 36m

$349

Washington, D.C.Rapid City

DCA Washington, D.C. Reagan-National - RAP Rapid City

DCARAP

Washington, D.C. Reagan-National

Sat 1/30

5:10 pm-9:38 pm

1 stop6h 28m

Rapid City

Wed 2/3

6:00 am-2:13 pm

1 stop6h 13m

$431

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 November is, on average, the cheapest month to fly to South Dakota from Washington, D.C. Reagan-National Airport, with most prices found around $373. If you aren’t able to travel to South Dakota during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $383.

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

Best Price Found	$187
Fastest flight time	5h 07m
Direct flights	None

The best one-way flight to South Dakota from Washington, D.C. Reagan-National Airport in the past 72 hours is $187. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to South Dakota found on momondo in the last 72 hours is $321.

The fastest flight from Washington, D.C. Reagan-National Airport to South Dakota takes 5h 07m

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.

Search flight deals

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 3 as of October 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 7.3 10,440 reviews	Search United Airlines flights
Delta	PriceFrom $270	Free Cancellation	Rating 7.8 8,676 reviews	Search Delta flights
American Airlines	PriceFrom $321	Free Cancellation	Rating 7.0 12,187 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 $64

Flights to Los Angelesfrom $38

Flights to Orlandofrom $44

Flights to Miamifrom $43

Flights to San Franciscofrom $38

Flights to Chicagofrom $54

Flights to Las Vegasfrom $38

Flights to Washington, D.C.from $37

Flights to Fort Lauderdalefrom $38

Flights to Bostonfrom $93

Flights to Atlantafrom $37

Flights to Dallasfrom $47

Cheap flights from Washington, D.C. Reagan-National Airport to South Dakota from $187

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

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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

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

Our best American Airlines 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

Best Price Found

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.

Get notified when prices go down

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

Find better results for your trip to South Dakota

Popular cities in South Dakota

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Washington, D.C. Reagan-National Airport flight routes

According to popular flight searches on momondo this year

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