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

Airlines like United Airlines, Delta, and American Airlines fly from Washington, D.C. to South Dakota in about 6h 22m. The time it takes to get you to your destination can typically vary by up to 2h 12m. Washington, D.C. and South Dakota are separated by a distance of 1048 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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.

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).

What are the most popular routes from Washington, D.C. to South Dakota?

The most popular route from Washington, D.C. to South Dakota is Washington, D.C. Dulles Intl - Sioux Falls Joe Foss Field. You may also consider Washington, D.C. Dulles Intl - Rapid City or Washington, D.C. Reagan-National - Sioux Falls Joe Foss Field.

What are the most popular airlines that fly from Washington, D.C. to South Dakota?

Delta, United Airlines and American Airlines are the most popular airlines when flying from Washington, D.C. to South Dakota.

Can I find deals for flights from Washington, D.C. to South Dakota that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to South Dakota?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to South Dakota.

Can I find deals for business class flights from Washington, D.C. to South Dakota?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$88+ Flights from Washington, D.C. to South Dakota

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Washington, D.C. to South Dakota with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington, D.C. to South Dakota

Cheapest flights from Washington, D.C. to South Dakota
Explore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Mon 12/296:00 amDCA - FSD

1 stop5h 11mAmerican Airlines

Tue 1/66:00 amFSD - DCA

1 stop4h 57mAmerican Airlines

Deal found 12/15

$294

Mon 12/296:00 amDCA - FSD

1 stop7h 33mDelta

Tue 1/65:00 amFSD - DCA

2 stops7h 52mDelta

Deal found 12/15

$334

Mon 12/2910:44 amBWI - FSD

1 stop7h 46mUnited Airlines

Tue 1/67:30 amFSD - BWI

1 stop5h 41mUnited Airlines

Deal found 12/16

$339

Sun 12/2811:55 amDCA - FSD

1 stop8h 04mAmerican Airlines

Tue 1/66:00 amFSD - DCA

1 stop4h 57mAmerican Airlines

Deal found 12/16

$339

Mon 12/296:30 amIAD - FSD

1 stop5h 22mUnited Airlines

Tue 1/67:30 amFSD - IAD

1 stop7h 30mUnited Airlines

Deal found 12/16

$339

Fri 12/196:15 amBWI - FSD

1 stop5h 37mUnited Airlines

Wed 1/213:11 pmFSD - BWI

1 stop5h 10mUnited Airlines

Deal found 12/17

$345

Fri 12/193:38 pmIAD - FSD

1 stop8h 36mDelta

Wed 1/214:17 pmFSD - IAD

1 stop6h 40mDelta

Deal found 12/17

$349

Sun 12/282:05 pmDCA - FSD

2 stops10h 03mDelta

Tue 1/65:00 amFSD - DCA

1 stop5h 00mDelta

Deal found 12/16

$364

Fri 12/198:15 amIAD - FSD

1 stop7h 12mUnited Airlines

Wed 12/313:08 pmFSD - IAD

1 stop5h 13mUnited Airlines

Deal found 12/17

$364

Thu 12/255:31 pmIAD - FSD

1 stop5h 25mUnited Airlines

Wed 12/313:08 pmFSD - IAD

1 stop5h 13mUnited Airlines

Deal found 12/17

$369

Fri 12/199:55 amBWI - FSD

1 stop7h 36mUnited Airlines

Wed 12/313:08 pmFSD - BWI

1 stop5h 18mUnited Airlines

Deal found 12/17

$401

Tue 12/165:00 pmDCA - FSD

1 stop5h 50mUnited Airlines

Mon 12/227:30 amFSD - DCA

1 stop5h 47mUnited Airlines

Deal found 12/15

$409

Best flights from Washington, D.C. to South Dakota
Discover carefully curated flight deals from Washington, D.C. to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Wed 1/144:10 pmBWI - FSD

1 stop8h 34mUnited Airlines

Wed 1/213:11 pmFSD - BWI

1 stop5h 10mUnited Airlines

Deal found 12/17

$275

Wed 1/147:00 amIAD - FSD

1 stop6h 22mDelta

Wed 1/214:17 pmFSD - IAD

1 stop6h 40mDelta

Deal found 12/17

$279

Thu 1/16:00 amBWI - FSD

1 stop7h 28mAmerican Airlines

Mon 1/56:00 amFSD - BWI

1 stop7h 21mAmerican Airlines

Deal found 12/16

$290

Mon 1/58:00 amDCA - FSD

1 stop12h 55mMultiple Airlines

Mon 1/129:31 pmFSD - DCA

2 stops42h 28mMultiple Airlines

Deal found 12/16

$374

Thu 1/811:55 amDCA - RAP

1 stop5h 30mDelta

Wed 1/144:10 pmRAP - DCA

1 stop5h 13mDelta

Deal found 12/17

$289

Thu 1/156:00 amBWI - FSD

1 stop6h 51mAmerican Airlines

Wed 1/2112:26 pmFSD - BWI

1 stop4h 26mAmerican Airlines

Deal found 12/17

$291

Fri 1/24:05 pmBWI - FSD

1 stop8h 50mUnited Airlines

Tue 1/67:30 amFSD - BWI

1 stop5h 41mUnited Airlines

Deal found 12/16

$294

Tue 1/66:05 amDCA - RAP

1 stop6h 08mDelta

Tue 1/136:00 amRAP - DCA

1 stop5h 38mDelta

Deal found 12/16

$289

Mon 12/296:00 amDCA - FSD

1 stop5h 11mAmerican Airlines

Tue 1/66:00 amFSD - DCA

1 stop4h 57mAmerican Airlines

Deal found 12/15

$294

Mon 1/56:30 amIAD - FSD

1 stop5h 22mUnited Airlines

Mon 1/127:30 amFSD - IAD

1 stop7h 30mUnited Airlines

Deal found 12/16

$294

Mon 1/196:05 amDCA - RAP

1 stop6h 08mDelta

Sat 1/246:00 amRAP - DCA

1 stop5h 59mDelta

Deal found 12/15

$289

Thu 1/2210:05 amBWI - RAP

2 stops12h 27mUnited Airlines

Tue 1/2710:45 amRAP - BWI

2 stops8h 36mUnited Airlines

Deal found 12/16

$299

Thu 2/1211:59 amBWI - FSD

1 stop8h 07mAmerican Airlines

Mon 2/161:12 pmFSD - BWI

1 stop8h 49mAmerican Airlines

Deal found 12/16

$309

Thu 1/226:05 amBWI - RAP

1 stop6h 08mDelta

Tue 1/276:00 amRAP - BWI

1 stop5h 53mDelta

Deal found 12/16

$289

Fri 1/211:45 amBWI - FSD

1 stop8h 14mAmerican Airlines

Mon 1/51:16 pmFSD - BWI

1 stop8h 42mAmerican Airlines

Deal found 12/17

$309

Fri 1/28:15 amIAD - FSD

1 stop7h 12mUnited Airlines

Mon 1/56:16 pmFSD - IAD

1 stop4h 59mUnited Airlines

Deal found 12/17

$309

Thu 1/86:05 amBWI - RAP

1 stop6h 08mDelta

Wed 1/144:10 pmRAP - BWI

1 stop5h 16mDelta

Deal found 12/17

$289

Fri 1/96:05 amBWI - RAP

1 stop6h 08mDelta

Sun 1/114:10 pmRAP - BWI

1 stop5h 16mDelta

Deal found 12/17

$289

Thu 2/126:00 amIAD - FSD

1 stop7h 27mAmerican Airlines

Mon 2/161:12 pmFSD - IAD

1 stop8h 36mAmerican Airlines

Deal found 12/16

$319

Mon 12/296:00 pmDCA - FSD

1 stop4h 56mUnited Airlines

Tue 1/67:30 amFSD - DCA

1 stop5h 49mUnited Airlines

Deal found 12/16

$339

Thu 1/86:20 amIAD - RAP

2 stops11h 05mDelta

Wed 1/146:00 amRAP - IAD

1 stop5h 38mDelta

Deal found 12/17

$294

Sun 12/2811:55 amDCA - FSD

1 stop8h 04mAmerican Airlines

Tue 1/66:00 amFSD - DCA

1 stop4h 57mAmerican Airlines

Deal found 12/16

$339

Mon 12/296:30 amIAD - FSD

1 stop5h 22mUnited Airlines

Tue 1/67:30 amFSD - IAD

1 stop7h 30mUnited Airlines

Deal found 12/16

$339

Fri 1/26:00 amBWI - FSD

1 stop5h 26mDelta

Tue 1/64:17 pmFSD - BWI

1 stop6h 09mDelta

Deal found 12/17

$309

Sat 1/106:30 amDCA - FSD

1 stop5h 17mUnited Airlines

Mon 1/127:30 amFSD - DCA

1 stop5h 46mUnited Airlines

Deal found 12/14

$359

Fri 1/26:00 amIAD - FSD

1 stop7h 33mDelta

Tue 1/64:17 pmFSD - IAD

1 stop6h 40mDelta

Deal found 12/17

$309

Tue 1/66:00 amIAD - RAP

1 stop9h 34mAmerican Airlines

Tue 1/136:00 amRAP - IAD

1 stop8h 31mAmerican Airlines

Deal found 12/16

$374

Wed 1/142:24 pmIAD - RAP

1 stop8h 08mUnited Airlines

Sat 1/1712:35 pmRAP - IAD

1 stop6h 32mUnited Airlines

Deal found 12/17

$369

Thu 1/156:05 amBWI - FSD

1 stop7h 17mDelta

Wed 1/214:17 pmFSD - BWI

1 stop6h 09mDelta

Deal found 12/17

$310

Sat 1/104:11 pmIAD - RAP

1 stop8h 18mUnited Airlines

Tue 1/1312:35 pmRAP - IAD

1 stop6h 32mUnited Airlines

Deal found 12/15

$369

Last-minute flights from Washington, D.C. to South Dakota
Discover last-minute flight deals from Washington, D.C. to South Dakota. Data last updated December 18, 2025 and is based on user searches.

Thu 1/16:00 amBWI - FSD

1 stop7h 28mAmerican Airlines

Mon 1/56:00 amFSD - BWI

1 stop7h 21mAmerican Airlines

Deal found 12/16

$290

Fri 1/28:00 amDCA - FSD

1 stop12h 55mFrontier

Mon 1/58:50 pmFSD - DCA

1 stop15h 12mFrontier

Deal found 12/17

$195

Fri 1/24:05 pmBWI - FSD

1 stop8h 50mUnited Airlines

Tue 1/67:30 amFSD - BWI

1 stop5h 41mUnited Airlines

Deal found 12/16

$294

Mon 1/512:00 pmDCA - FSD

1 stop6h 30mUnited Airlines

Mon 1/127:30 amFSD - DCA

1 stop5h 46mUnited Airlines

Deal found 12/16

$294

Mon 1/56:30 amIAD - FSD

1 stop5h 22mUnited Airlines

Mon 1/127:30 amFSD - IAD

1 stop7h 30mUnited Airlines

Deal found 12/16

$294

Thu 1/86:05 amBWI - RAP

1 stop6h 08mDelta

Wed 1/144:10 pmRAP - BWI

1 stop5h 16mDelta

Deal found 12/17

$289

Thu 1/86:20 amIAD - RAP

2 stops11h 05mDelta

Wed 1/146:00 amRAP - IAD

1 stop5h 38mDelta

Deal found 12/17

$294

Wed 1/144:10 pmBWI - FSD

1 stop8h 34mUnited Airlines

Wed 1/213:11 pmFSD - BWI

1 stop5h 10mUnited Airlines

Deal found 12/17

$275

Wed 1/147:00 amIAD - FSD

1 stop6h 22mDelta

Wed 1/214:17 pmFSD - IAD

1 stop6h 40mDelta

Deal found 12/17

$279

Thu 1/155:17 pmIAD - FSD

1 stop5h 33mUnited Airlines

Sun 2/157:40 amFSD - IAD

1 stop7h 25mUnited Airlines

Deal found 12/16

$270

Thu 1/156:00 amBWI - FSD

1 stop6h 51mAmerican Airlines

Wed 1/2112:26 pmFSD - BWI

1 stop4h 26mAmerican Airlines

Deal found 12/17

$291

Mon 1/196:05 amDCA - RAP

1 stop6h 08mDelta

Sat 1/244:10 pmRAP - DCA

1 stop5h 26mDelta

Deal found 12/17

$289

One-way flights from Washington, D.C. to South Dakota
Search for one-way flight options from Washington, D.C. to South Dakota. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Mon 1/58:00 amDCA - FSD

1 stop12h 55mFrontier

Deal found 12/15

$88

Tue 1/68:00 amBWI - FSD

3 stops52h 47mMultiple Airlines

Deal found 12/17

$166

Sat 1/248:08 pmBWI - FSD

3 stops44h 59mMultiple Airlines

Deal found 12/15

$185

Tue 1/62:00 pmDCA - FSD

2 stops26h 47mMultiple Airlines

Deal found 12/17

$204

Mon 1/54:17 pmDCA - RAP

1 stop7h 42mUnited Airlines

Deal found 12/15

$216

Mon 1/56:05 amBWI - RAP

1 stop6h 08mDelta

Deal found 12/15

$216

Mon 1/55:20 pmIAD - RAP

1 stop6h 39mUnited Airlines

Deal found 12/15

$256

Mon 1/54:45 pmBWI - FSD

1 stop7h 25mDelta

Deal found 12/15

$281

Thu 5/213:30 pmDCA - FSD

1 stop7h 17mUnited Airlines

Deal found 12/17

$281

Mon 1/52:32 pmDCA - FSD

2 stops9h 38mDelta

Deal found 12/15

$286

Mon 1/51:00 pmIAD - FSD

1 stop5h 30mUnited Airlines

Deal found 12/15

$321

Fri 1/23:14 pmBWI - FSD

1 stop7h 03mAmerican Airlines

Deal found 12/14

$348

Find flight deals from Washington, D.C. to South Dakota

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$270 (United Airlines)
One-way from	$88 (Expedia)
Popular in	April
Cheapest in	February
Average price	$354

Provider with most accurate pricing for Washington, D.C. (WAS)-Sioux Falls Joe Foss Field flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sioux Falls Joe Foss Field flights.

Search Deals

From Washington, D.C. (WAS) to South Dakota

Search Deals

One-way flight from Washington, D.C. (WAS) to South Dakota

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights 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

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Wed 1/14

4:10 pm-11:44 pm

1 stop8h 34m

Sioux Falls Joe Foss Field

Wed 1/21

3:11 pm-9:21 pm

1 stop5h 10m

$275

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Wed 1/14

7:00 am-12:22 pm

1 stop6h 22m

Sioux Falls Joe Foss Field

Wed 1/21

4:17 pm-11:57 pm

1 stop6h 40m

$279

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Thu 1/8

11:55 am-3:25 pm

1 stop5h 30m

Rapid City

Wed 1/14

4:10 pm-11:23 pm

1 stop5h 13m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Tue 1/6

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Tue 1/13

6:00 am-1:38 pm

1 stop5h 38m

$289

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

Mon 1/19

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Sat 1/24

6:00 am-1:59 pm

1 stop5h 59m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Thu 1/22

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Tue 1/27

6:00 am-1:53 pm

1 stop5h 53m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Thu 1/8

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Wed 1/14

4:10 pm-11:26 pm

1 stop5h 16m

$289

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Fri 1/9

6:05 am-10:13 am

1 stop6h 08m

Rapid City

Sun 1/11

4:10 pm-11:26 pm

1 stop5h 16m

$289

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 1/1

6:00 am-12:28 pm

1 stop7h 28m

Sioux Falls Joe Foss Field

Mon 1/5

6:00 am-2:21 pm

1 stop7h 21m

$290

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 1/15

6:00 am-11:51 am

1 stop6h 51m

Sioux Falls Joe Foss Field

Wed 1/21

12:26 pm-5:52 pm

1 stop4h 26m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 57 results

...

Best time to book a flight from Washington, D.C. to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Washington, D.C. 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. to South Dakota

What is the cheapest month to book a flight from Washington, D.C. to South Dakota?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to South Dakota (average of $138). Flying from Washington, D.C. to South Dakota in April is currently the most expensive (average of $270). 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 WAS to SD?

It’s typically best to fly out from Washington, D.C. to South Dakota in the evening. Doing so could potentially save you 13% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing South Dakota

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Washington, D.C. to South Dakota. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,005 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,092 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,055 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Frontier

5.8

Fair

3,081 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

How long is the flight from Washington, D.C. to South Dakota?
Airlines like United Airlines, Delta, and American Airlines fly from Washington, D.C. to South Dakota in about 6h 22m. The time it takes to get you to your destination can typically vary by up to 2h 12m. Washington, D.C. and South Dakota are separated by a distance of 1048 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Washington, D.C. to South Dakota?
The most popular route from Washington, D.C. to South Dakota is Washington, D.C. Dulles Intl - Sioux Falls Joe Foss Field. You may also consider Washington, D.C. Dulles Intl - Rapid City or Washington, D.C. Reagan-National - Sioux Falls Joe Foss Field.
Can I find deals for flights from Washington, D.C. to South Dakota that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to South Dakota?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to South Dakota.
Can I find deals for business class flights from Washington, D.C. to South Dakota?
Yes. Cheapflights offers flight deals from Washington, D.C. 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. to South Dakota?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to South Dakota (average of $138). Flying from Washington, D.C. to South Dakota in April is currently the most expensive (average of $270). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Washington, D.C. to South Dakota

Reagan-National to Miami flights

Dulles Intl to Dallas/Fort Worth flights

Dulles Intl to Miami flights

Dulles Intl to Las Vegas flights

Dulles Intl to Orlando flights

Reagan-National to Fort Lauderdale flights

Dulles Intl to Fort Lauderdale flights

Dulles Intl to Los Angeles flights

Reagan-National to Los Angeles flights

Reagan-National to Orlando flights

Reagan-National to Las Vegas flights

Reagan-National to Dallas/Fort Worth flights

Dulles Intl to Tampa flights

Dulles Intl to Atlanta flights

Dulles Intl to Sky Harbor Intl flights

Dulles Intl to Denver flights

Dulles Intl to Hobby flights

Reagan-National to Hobby flights

Dulles Intl to New Orleans flights

Dulles Intl to Seattle flights

Reagan-National to Seattle flights

Reagan-National to Atlanta flights

Dulles Intl to San Francisco flights

Reagan-National to Tampa flights

Reagan-National to West Palm Beach flights

Reagan-National to O'Hare Intl flights

Reagan-National to San Francisco flights

Dulles Intl to George Bush Intcntl flights

Reagan-National to Salt Lake City flights

Reagan-National to New Orleans flights

Reagan-National to Sky Harbor Intl flights

Reagan-National to George Bush Intcntl flights

Dulles Intl to Salt Lake City flights

Dulles Intl to Austin flights

Dulles Intl to San Diego flights

Dulles Intl to Honolulu flights

Reagan-National to Denver flights

Reagan-National to LaGuardia flights

Dulles Intl to West Palm Beach flights

Dulles Intl to O'Hare Intl flights

Dulles Intl to Nashville flights

Dulles Intl to Fort Myers flights

Reagan-National to Boston flights

Reagan-National to San Diego flights

Dulles Intl to Boston flights

Reagan-National to Austin flights

Dulles Intl to John F Kennedy Intl flights

Reagan-National to Fort Myers flights

Reagan-National to Ontario flights

Dulles Intl to Ontario flights

Washington, D.C. to South Dakota flights

Dulles Intl to Sioux Falls flights

Dulles Intl to Rapid City flights

Reagan-National to Sioux Falls flights

Baltimore to Sioux Falls flights

Baltimore to Rapid City flights

Reagan-National to Rapid City flights

Baltimore to Pierre flights

Reagan-National to Pierre flights

Dulles Intl to Pierre flights

Dulles Intl to Aberdeen flights

Reagan-National to Aberdeen flights

Top 3 airlines flying from Washington, D.C. to South Dakota

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$200	Average$416	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$258	Average$466	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$258	Average$480	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$88+ Cheap flights from Washington, D.C. (WAS) 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to South Dakota with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington, D.C. to South Dakota

Cheapest flights from Washington, D.C. to South DakotaExplore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Washington, D.C. to South Dakota

Keep the following information in mind while searching for Washington, D.C. to South Dakota flight deals. Data was last updated December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Washington, D.C. to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to South Dakota

What is the cheapest month to book a flight from Washington, D.C. to South Dakota?

What is the cheapest time of day to fly from WAS to SD?

Find hourly flight availability from Washington, D.C. 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 December 18, 2025.

Reviews of airlines servicing South Dakota

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Washington, D.C. to South Dakota. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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. to South Dakota?

What are the most popular routes from Washington, D.C. to South Dakota?

Can I find deals for flights from Washington, D.C. to South Dakota that include hotel bookings?

How can I find direct flights from Washington, D.C. to South Dakota?

Can I find deals for business class flights from Washington, D.C. to South Dakota?

What is the cheapest month to book a flight from Washington, D.C. to South Dakota?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Washington, D.C. to South Dakota

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Washington, D.C. to South Dakota
Explore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.