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

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

How long is the flight from Washington, D.C. to South Dakota?

The flight from Washington, D.C. to South Dakota depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Washington, D.C. (a popular airport in Washington, D.C.) to Sioux Falls (the most popular airport in South Dakota), then the flight time is 5h 07m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Sioux Falls, then the average flight time is 5h 28m.

What airlines fly to South Dakota?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to South Dakota from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 49% 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.

When did momondo last update prices for flights from Washington, D.C. to South Dakota?

Prices for flights from Washington, D.C. to South Dakota were last updated today.

How many operators does momondo search for flights from Washington, D.C. to South Dakota?

The number of operators available for flights from Washington, D.C. to South Dakota is 3 as of November 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to South Dakota.

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

The travel and health documents you'll need for your trip to South Dakota may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Dakota. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$135 Cheap Flights from Washington, D.C. to South Dakota in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:58 pm - 5:48 pmIAD Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field

26h 50m1 stop Fort Lauderdale

6:30 pm - 11:11 amFSD Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl

39h 41m2 stops Tampa St. Petersburg Atlanta Hartsfield-Jackson

$268Multiple Airlines

Sun, Nov 22 - Mon, Nov 30

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

6h 21m1 stop Minneapolis St Paul

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

5h 11m1 stop Minneapolis St Paul

$340Delta

Sat, Dec 5 - Mon, Dec 7

4:21 pm - 10:29 pmIAD Washington, D.C. Dulles Intl-RAP Rapid City

8h 08m1 stop Denver Intl

6:00 am - 1:38 pmRAP Rapid City-IAD Washington, D.C. Dulles Intl

5h 38m1 stop Chicago O'Hare Intl

$340United Airlines

Sat, Dec 5 - Mon, Dec 7

7:25 am - 1:43 pmIAD Washington, D.C. Dulles Intl-RAP Rapid City

8h 18m1 stop Minneapolis St Paul

4:36 pm - 11:36 pmRAP Rapid City-IAD Washington, D.C. Dulles Intl

5h 00m1 stop Minneapolis St Paul

$340Delta

Mon, Nov 23 - Wed, Dec 2

12:15 pm - 3:53 pmDCA Washington, D.C. Reagan-National-RAP Rapid City

5h 38m1 stop Minneapolis St Paul

6:42 am - 5:59 pmRAP Rapid City-DCA Washington, D.C. Reagan-National

9h 17m2 stops Minneapolis St Paul Cincinnati Cinci./N. Kentucky

$345Delta

Sat, Dec 5 - Mon, Dec 7

1:06 pm - 5:54 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

5h 48m1 stop Chicago O'Hare Intl

7:48 am - 2:12 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

5h 24m1 stop Chicago O'Hare Intl

$349United Airlines

Mon, Nov 23 - Thu, Nov 26

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

5:00 am - 12:24 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

8h 24m1 stop Dallas/Fort Worth

1:04 pm - 8:59 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

6h 55m1 stop Dallas/Fort Worth

$349American Airlines

Thu, Dec 3 - Sat, Dec 5

5:10 pm - 9:37 pmDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

5h 27m1 stop Chicago O'Hare Intl

7:40 am - 2:02 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

5h 22m1 stop Chicago O'Hare Intl

$349United Airlines

Wed, Nov 25 - Tue, Dec 1

4:55 pm - 12:44 amDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

8h 49m1 stop Chicago O'Hare Intl

3:17 pm - 11:59 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

7h 42m1 stop Chicago O'Hare Intl

$349American Airlines

Wed, Nov 25 - Tue, Dec 1

Cheap last minute flights

Enter your travel dates to find the best prices.

6:22 pm - 12:29 amDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

7h 07m1 stop Chicago O'Hare Intl

7:00 am - 1:59 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

5h 59m1 stop Chicago O'Hare Intl

$495American Airlines

Fri, Nov 6 - Tue, Nov 10

7:58 pm - 12:29 amDCA Washington, D.C. Reagan-National-FSD Sioux Falls Joe Foss Field

5h 31m1 stop Chicago O'Hare Intl

3:26 pm - 11:59 pmFSD Sioux Falls Joe Foss Field-DCA Washington, D.C. Reagan-National

7h 33m2 stops Chicago O'Hare Intl Charlotte Douglas

$500American Airlines

Fri, Nov 6 - Tue, Nov 10

2:42 pm - 9:27 pmIAD Washington, D.C. Dulles Intl-RAP Rapid City

8h 45m1 stop Dallas/Fort Worth

1:09 pm - 11:30 pmRAP Rapid City-IAD Washington, D.C. Dulles Intl

8h 21m1 stop Dallas/Fort Worth

$730American Airlines

Fri, Nov 6 - Sun, Nov 8

2:42 pm - 9:27 pmIAD Washington, D.C. Dulles Intl-RAP Rapid City

8h 45m1 stop Dallas/Fort Worth

1:09 pm - 11:30 pmRAP Rapid City-IAD Washington, D.C. Dulles Intl

8h 21m1 stop Dallas/Fort Worth

$763American Airlines

Fri, Nov 6 - Sun, Nov 8

5:29 pm - 11:29 pmIAD Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field

7h 00m1 stop Chicago O'Hare Intl

6:40 pm - 7:07 amFSD Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl

11h 27m2 stops Chicago O'Hare Intl Lynchburg Preston-Glenn Field

$793United Airlines

Wed, Nov 4 - Fri, Nov 6

5:13 pm - 10:30 pmIAD Washington, D.C. Dulles Intl-RAP Rapid City

7h 17m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

2:37 pm - 11:26 pmRAP Rapid City-IAD Washington, D.C. Dulles Intl

6h 49m1 stop Minneapolis St Paul

$818Delta

Fri, Nov 6 - Sun, Nov 8

5:29 pm - 11:29 pmIAD Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field

7h 00m1 stop Chicago O'Hare Intl

6:40 pm - 1:35 pmFSD Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl

17h 55m1 stop Chicago O'Hare Intl

$863United Airlines

Wed, Nov 4 - Fri, Nov 6

5:13 pm - 10:30 pmIAD Washington, D.C. Dulles Intl-RAP Rapid City

7h 17m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

2:37 pm - 12:42 amRAP Rapid City-IAD Washington, D.C. Dulles Intl

8h 05m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

$883Delta

Fri, Nov 6 - Sun, Nov 8

2:05 pm - 8:04 pmIAD Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field

6h 59m1 stop Denver Intl

6:00 am - 11:52 amFSD Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl

4h 52m1 stop Chicago O'Hare Intl

$926United Airlines

Mon, Nov 9 - Tue, Nov 10

6:00 am - 12:17 pmIAD Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field

7h 17m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

11:00 am - 6:17 pmFSD Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl

6h 17m1 stop Minneapolis St Paul

$936Delta

Mon, Nov 9 - Tue, Nov 10

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United Airlines flights from Washington, D.C. to South Dakota

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

United Airlines

Nov 25

IAD5:29 pmWashington, D.C. Dulles Intl

5h 08m

1 stop

FSD9:37 pmSioux Falls Joe Foss Field

Dec 1

FSD9:40 amSioux Falls Joe Foss Field

5h 53m

1 stop

IAD4:33 pmWashington, D.C. Dulles Intl

$349

United Airlines

Dec 3

IAD8:20 amWashington, D.C. Dulles Intl

6h 43m

1 stop

RAP1:03 pmRapid City

Dec 6

RAP6:00 amRapid City

5h 38m

1 stop

IAD1:38 pmWashington, D.C. Dulles Intl

$359

United Airlines

Nov 15

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

6h 06m

1 stop

RAP10:31 amRapid City

Nov 22

RAP1:30 pmRapid City

5h 41m

1 stop

DCA9:11 pmWashington, D.C. Reagan-National

$404

Delta flights from Washington, D.C. to South Dakota

Our best Delta deals on Washington, D.C. to South Dakota flight tickets

Delta

Nov 23

IAD7:25 amWashington, D.C. Dulles Intl

8h 18m

1 stop

RAP1:43 pmRapid City

Dec 2

RAP4:36 pmRapid City

5h 00m

1 stop

IAD11:36 pmWashington, D.C. Dulles Intl

$340

Delta

Nov 23

IAD7:25 amWashington, D.C. Dulles Intl

8h 18m

1 stop

RAP1:43 pmRapid City

Dec 2

RAP2:40 pmRapid City

6h 43m

2 stops

IAD11:23 pmWashington, D.C. Dulles Intl

$345

Delta

Nov 23

IAD3:00 pmWashington, D.C. Dulles Intl

9h 41m

2 stops

RAP10:41 pmRapid City

Dec 2

RAP2:40 pmRapid City

6h 43m

2 stops

IAD11:23 pmWashington, D.C. Dulles Intl

$350

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sioux Falls

IAD Washington, D.C. Dulles Intl - FSD Sioux Falls Joe Foss Field

IADFSD

Washington, D.C. Dulles Intl

Sun 11/22

3:58 pm-5:48 pm

1 stop26h 50m

Sioux Falls Joe Foss Field

Mon 11/30

6:30 pm-11:11 am

2 stops39h 41m

$268

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

Mon 12/7

4:36 pm-11:47 pm

1 stop5h 11m

$340

Washington, D.C.Rapid City

IAD Washington, D.C. Dulles Intl - RAP Rapid City

IADRAP

Washington, D.C. Dulles Intl

Sat 12/5

4:21 pm-10:29 pm

1 stop8h 08m

Rapid City

Mon 12/7

6:00 am-1:38 pm

1 stop5h 38m

$340

Washington, D.C.Rapid City

IAD Washington, D.C. Dulles Intl - RAP Rapid City

IADRAP

Washington, D.C. Dulles Intl

Mon 11/23

7:25 am-1:43 pm

1 stop8h 18m

Rapid City

Wed 12/2

4:36 pm-11:36 pm

1 stop5h 00m

$340

Washington, D.C.Rapid City

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

DCARAP

Washington, D.C. Reagan-National

Sat 12/5

12:15 pm-3:53 pm

1 stop5h 38m

Rapid City

Mon 12/7

6:42 am-5:59 pm

2 stops9h 17m

$345

Washington, D.C.Sioux Falls

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

DCAFSD

Washington, D.C. Reagan-National

Mon 11/23

1:06 pm-5:54 pm

1 stop5h 48m

Sioux Falls Joe Foss Field

Thu 11/26

7:48 am-2:12 pm

1 stop5h 24m

$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

Thu 12/3

5:00 am-12:24 pm

1 stop8h 24m

Sioux Falls Joe Foss Field

Sat 12/5

1:04 pm-8:59 pm

1 stop6h 55m

$349

Quickest round-trip

Washington, D.C.Sioux Falls

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

DCAFSD

Washington, D.C. Reagan-National

Wed 11/25

5:10 pm-9:37 pm

1 stop5h 27m

Sioux Falls Joe Foss Field

Tue 12/1

7:40 am-2:02 pm

1 stop5h 22m

$349

Washington, D.C.Sioux Falls

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

DCAFSD

Washington, D.C. Reagan-National

Wed 11/25

4:55 pm-12:44 am

1 stop8h 49m

Sioux Falls Joe Foss Field

Tue 12/1

3:17 pm-11:59 pm

1 stop7h 42m

$349

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. 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

Other information

What is the cheapest month to fly to South Dakota?

The month of February is, on average, the cheapest month to fly to South Dakota from Washington, D.C., with most prices found around $373. If you aren’t able to travel to South Dakota during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $404.

Can stopping save me money on Washington, D.C. to South Dakota flights?

You could potentially save up to 28% on your flight if you consider stops on a Washington, D.C. to South Dakota flight.

Cheap Washington, D.C. to South Dakota flight deals and tips

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

Best Price Found	$135
Fastest flight time	5h 07m
Direct flights	None

The best one-way flight to South Dakota from Washington, D.C. in the past 72 hours is $135. The best round-trip flight deal from Washington, D.C. to South Dakota found on momondo in the last 72 hours is $268.

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

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

Search flight deals

Frequently asked questions about flying from Washington, D.C. to South Dakota

When did momondo last update prices for flights from Washington, D.C. to South Dakota?
Prices for flights from Washington, D.C. to South Dakota were last updated today.
How many operators does momondo search for flights from Washington, D.C. to South Dakota?
The number of operators available for flights from Washington, D.C. to South Dakota is 3 as of November 2026.
How old do you have to be to fly from Washington, D.C. to South Dakota?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The travel and health documents you'll need for your trip to South Dakota may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Dakota. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to South Dakota

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.3 10,459 reviews	Search United Airlines flights
American Airlines	PriceFrom $268	Free Cancellation	Rating 7.0 12,229 reviews	Search American Airlines flights
Delta	PriceFrom $270	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to South Dakota?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to South Dakota. momondo saves you time and could save you money on your trip.

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 for Washington, D.C. to South Dakota flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to South Dakota flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.