What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to South Dakota one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $218. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to South Dakota for a low price.

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. Dulles Intl Airport to South Dakota?

Most travelers choose Washington, D.C. Dulles Intl - Sioux Falls Joe Foss Field, Washington, D.C. Dulles Intl - Rapid City or Washington, D.C. Dulles Intl - Pierre when deciding on the best route from Washington, D.C. Dulles Intl Airport to South Dakota.

Can I find deals for flights from Dulles Intl to South Dakota that include hotel bookings?

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

How can I find direct flights from Dulles Intl to South Dakota?

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

Can I find deals for business class flights from Dulles Intl to South Dakota?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$126+ Cheap Flights from Washington, D.C. Dulles Intl Airport to South Dakota

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Cheap flight deals from Dulles Intl to South Dakota

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$259 (American Airlines)
One-way from	$126 (Kiwi.com)
Popular in	April
Cheapest in	February
Average price	$379

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

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

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From Washington, D.C. Dulles Intl to South Dakota

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One-way flight from Washington, D.C. Dulles Intl to South Dakota

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Dulles Intl to South Dakota

Cheapest flights from Dulles Intl to South Dakota
Explore the most affordable flight options available from Dulles Intl to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2025.

Wed 10/296:11 amIAD - FSD

1 stop7h 34mAmerican Airlines

Wed 11/51:08 pmFSD - IAD

1 stop8h 25mAmerican Airlines

Deal found 9/22

$259

Wed 10/296:18 amIAD - FSD

1 stop4h 55mDelta

Wed 11/55:20 amFSD - IAD

2 stops8h 18mDelta

Deal found 9/22

$264

Wed 11/56:18 amIAD - RAP

1 stop5h 35mDelta

Wed 11/1211:07 amRAP - IAD

1 stop5h 12mDelta

Deal found 9/21

$269

Tue 11/45:10 pmIAD - RAP

2 stops7h 26mDelta

Sat 11/810:33 amRAP - IAD

2 stops10h 47mDelta

Deal found 9/20

$279

Sat 11/88:36 pmIAD - FSD

1 stop12h 55mMultiple Airlines

Thu 11/132:23 pmFSD - IAD

2 stops32h 48mMultiple Airlines

Deal found 9/22

$281

Sat 10/112:45 pmIAD - RAP

1 stop5h 55mUnited Airlines

Sat 10/185:30 amRAP - IAD

1 stop5h 58mUnited Airlines

Deal found 9/20

$290

Wed 11/56:18 amIAD - RAP

1 stop5h 35mDelta

Sat 11/82:25 pmRAP - IAD

1 stop7h 14mDelta

Deal found 9/20

$294

Tue 12/25:15 pmIAD - FSD

1 stop5h 35mUnited Airlines

Sat 12/138:00 amFSD - IAD

1 stop7h 00mUnited Airlines

Deal found 9/22

$299

Tue 12/26:03 amIAD - FSD

1 stop7h 45mDelta

Sun 12/145:18 amFSD - IAD

1 stop5h 00mDelta

Deal found 9/22

$309

Thu 11/276:03 amIAD - FSD

1 stop7h 47mDelta

Tue 12/21:30 pmFSD - IAD

2 stops8h 38mDelta

Deal found 9/21

$314

Sat 11/85:18 pmIAD - RAP

1 stop6h 40mUnited Airlines

Mon 11/1012:27 pmRAP - IAD

1 stop8h 48mUnited Airlines

Deal found 9/21

$322

Wed 10/16:15 amIAD - FSD

1 stop4h 52mDelta

Sat 10/44:08 pmFSD - IAD

1 stop6h 30mDelta

Deal found 9/21

$329

Best flights from Dulles Intl to South Dakota
Discover carefully curated flight deals from Dulles Intl to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2025.

Sat 11/85:15 pmIAD - FSD

1 stop5h 31mUnited Airlines

Thu 11/136:23 pmFSD - IAD

1 stop4h 36mUnited Airlines

Deal found 9/22

$259

Wed 10/296:18 amIAD - FSD

1 stop4h 55mDelta

Wed 11/55:20 amFSD - IAD

2 stops8h 18mDelta

Deal found 9/22

$264

Wed 11/56:04 amIAD - RAP

1 stop9h 08mAmerican Airlines

Wed 11/125:18 amRAP - IAD

1 stop8h 53mAmerican Airlines

Deal found 9/20

$269

Tue 11/46:18 amIAD - RAP

1 stop5h 35mDelta

Sat 11/82:25 pmRAP - IAD

1 stop7h 14mDelta

Deal found 9/20

$269

Tue 11/42:16 pmIAD - RAP

2 stops9h 00mAmerican Airlines

Sat 11/81:42 pmRAP - IAD

1 stop6h 46mAmerican Airlines

Deal found 9/20

$274

Sat 10/112:45 pmIAD - RAP

1 stop5h 55mUnited Airlines

Sat 10/185:30 amRAP - IAD

1 stop5h 58mUnited Airlines

Deal found 9/20

$290

Wed 11/56:18 amIAD - RAP

1 stop5h 35mDelta

Wed 11/1211:07 amRAP - IAD

1 stop5h 12mDelta

Deal found 9/21

$269

Sat 11/81:58 pmIAD - RAP

2 stops9h 18mAmerican Airlines

Mon 11/101:42 pmRAP - IAD

1 stop6h 51mAmerican Airlines

Deal found 9/21

$274

Tue 11/116:59 pmIAD - RAP

1 stop5h 40mDelta

Sat 11/156:05 amRAP - IAD

2 stops11h 22mDelta

Deal found 9/21

$274

Sat 11/85:18 pmIAD - RAP

1 stop6h 40mUnited Airlines

Mon 11/1012:27 pmRAP - IAD

1 stop8h 48mUnited Airlines

Deal found 9/21

$322

Tue 12/26:03 amIAD - FSD

1 stop7h 45mDelta

Sun 12/145:18 amFSD - IAD

1 stop5h 00mDelta

Deal found 9/22

$309

Sat 9/272:45 pmIAD - RAP

1 stop7h 49mUnited Airlines

Sat 10/411:15 amRAP - IAD

1 stop6h 08mUnited Airlines

Deal found 9/20

$344

Thu 11/277:18 amIAD - FSD

2 stops10h 34mDelta

Tue 12/21:30 pmFSD - IAD

2 stops8h 38mDelta

Deal found 9/21

$319

Wed 10/16:15 amIAD - FSD

1 stop4h 52mDelta

Sat 10/44:08 pmFSD - IAD

1 stop6h 30mDelta

Deal found 9/21

$329

Fri 11/145:18 pmIAD - PIR

1 stop6h 57mUnited Airlines

Sun 11/165:30 pmPIR - IAD

1 stop10h 46mUnited Airlines

Deal found 9/21

$445

Thu 10/26:15 amIAD - FSD

1 stop6h 56mDelta

Sat 10/44:08 pmFSD - IAD

1 stop6h 30mDelta

Deal found 9/20

$354

Tue 12/26:03 amIAD - FSD

1 stop7h 45mDelta

Sat 12/135:18 amFSD - IAD

2 stops10h 05mDelta

Deal found 9/22

$364

Sat 12/136:55 amIAD - ABR

2 stops8h 34mDelta

Tue 12/166:30 amABR - IAD

2 stops11h 55mDelta

Deal found 9/19

$427

Sat 11/2210:18 pmIAD - PIR

2 stops25h 57mUnited Airlines

Sun 11/307:03 pmPIR - IAD

1 stop10h 14mUnited Airlines

Deal found 9/22

$739

Last-minute flights from Dulles Intl to South Dakota
Discover last-minute flight deals from Dulles Intl to South Dakota. Data last updated September 22, 2025 and is based on user searches.

Mon 9/225:25 pmIAD - FSD

1 stop6h 37mDelta

Mon 9/295:30 amFSD - IAD

1 stop5h 10mDelta

Deal found 9/21

$404

Tue 9/236:15 amIAD - FSD

1 stop6h 56mDelta

Sat 9/275:30 amFSD - IAD

1 stop7h 23mDelta

Deal found 9/21

$389

Sat 9/272:45 pmIAD - RAP

1 stop7h 49mUnited Airlines

Sat 10/411:15 amRAP - IAD

1 stop6h 08mUnited Airlines

Deal found 9/20

$344

Wed 10/16:15 amIAD - FSD

1 stop4h 52mDelta

Sat 10/44:08 pmFSD - IAD

1 stop6h 30mDelta

Deal found 9/21

$329

Thu 10/212:04 pmIAD - RAP

2 stops10h 47mAmerican Airlines

Sat 10/411:09 amRAP - IAD

1 stop5h 38mAmerican Airlines

Deal found 9/20

$354

Thu 10/26:15 amIAD - FSD

1 stop6h 56mDelta

Sat 10/44:08 pmFSD - IAD

1 stop6h 30mDelta

Deal found 9/20

$354

Thu 10/27:05 pmIAD - RAP

1 stop5h 25mDelta

Sat 10/44:24 pmRAP - IAD

1 stop5h 14mDelta

Deal found 9/22

$399

Sat 10/112:45 pmIAD - RAP

1 stop5h 55mUnited Airlines

Sat 10/185:30 amRAP - IAD

1 stop5h 58mUnited Airlines

Deal found 9/20

$290

Wed 10/156:30 amIAD - RAP

1 stop5h 43mUnited Airlines

Wed 10/223:20 pmRAP - IAD

1 stop6h 02mUnited Airlines

Deal found 9/21

$349

Sun 10/266:30 amIAD - FSD

1 stop5h 12mUnited Airlines

Wed 11/58:00 amFSD - IAD

1 stop6h 55mUnited Airlines

Deal found 9/21

$399

Wed 10/296:11 amIAD - FSD

1 stop7h 34mAmerican Airlines

Wed 11/51:08 pmFSD - IAD

1 stop8h 25mAmerican Airlines

Deal found 9/22

$259

Wed 10/296:18 amIAD - FSD

1 stop4h 55mDelta

Wed 11/55:20 amFSD - IAD

2 stops8h 18mDelta

Deal found 9/22

$264

One-way flights from Dulles Intl to South Dakota
Search for one-way flight options from Dulles Intl to South Dakota. Find affordable one-way fares based on user searches. Data last updated September 22, 2025.

Thu 11/69:52 pmIAD - FSD

1 stop12h 33mMultiple Airlines

Deal found 9/22

$126

Sun 11/1610:54 pmIAD - FSD

1 stop11h 31mMultiple Airlines

Deal found 9/19

$146

Thu 11/2011:50 amIAD - RAP

1 stop5h 55mDelta

Deal found 9/21

$218

Wed 11/55:40 pmIAD - FSD

3 stops18h 09mMultiple Airlines

Deal found 9/22

$232

Fri 11/216:04 amIAD - RAP

1 stop9h 08mAmerican Airlines

Deal found 9/21

$240

Sat 11/223:59 pmIAD - RAP

1 stop6h 27mUnited Airlines

Deal found 9/21

$258

Wed 11/56:04 amIAD - FSD

1 stop7h 19mAmerican Airlines

Deal found 9/22

$271

Wed 11/55:10 pmIAD - FSD

2 stops6h 47mDelta

Deal found 9/22

$276

Sat 11/225:03 pmIAD - RAP

2 stops7h 36mDelta

Deal found 9/21

$295

Mon 9/297:05 pmIAD - RAP

1 stop5h 25mDelta

Deal found 9/22

$296

Thu 11/612:27 pmIAD - FSD

2 stops7h 49mDelta

Deal found 9/22

$315

Thu 11/66:18 amIAD - ABR

1 stop5h 00mDelta

Deal found 9/22

$329

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Sat 11/8

5:15 pm-9:46 pm

1 stop5h 31m

Sioux Falls Joe Foss Field

Thu 11/13

6:23 pm-11:59 pm

1 stop4h 36m

$259

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Wed 10/29

6:18 am-10:13 am

1 stop4h 55m

Sioux Falls Joe Foss Field

Wed 11/5

5:20 am-2:38 pm

2 stops8h 18m

$264

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 11/5

6:04 am-1:12 pm

1 stop9h 08m

Rapid City

Wed 11/12

5:18 am-4:11 pm

1 stop8h 53m

$269

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 11/4

6:18 am-9:53 am

1 stop5h 35m

Rapid City

Sat 11/8

2:25 pm-11:39 pm

1 stop7h 14m

$269

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 11/5

6:18 am-9:53 am

1 stop5h 35m

Rapid City

Wed 11/12

11:07 am-6:19 pm

1 stop5h 12m

$269

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 11/4

2:16 pm-9:16 pm

2 stops9h 00m

Rapid City

Sat 11/8

1:42 pm-10:28 pm

1 stop6h 46m

$274

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sat 11/8

1:58 pm-9:16 pm

2 stops9h 18m

Rapid City

Mon 11/10

1:42 pm-10:33 pm

1 stop6h 51m

$274

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Tue 11/11

6:59 pm-10:39 pm

1 stop5h 40m

Rapid City

Sat 11/15

6:05 am-7:27 pm

2 stops11h 22m

$274

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sat 10/11

2:45 pm-6:40 pm

1 stop5h 55m

Rapid City

Sat 10/18

5:30 am-1:28 pm

1 stop5h 58m

$290

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Tue 12/2

6:03 am-12:48 pm

1 stop7h 45m

Sioux Falls Joe Foss Field

Sun 12/14

5:18 am-11:18 am

1 stop5h 00m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/22

Showing 1-10 of 37 results

Best time to book a flight from Dulles Intl to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Dulles Intl 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. Dulles Intl Airport to South Dakota

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to South Dakota (average of $334). Flying from Washington, D.C. Dulles Intl 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 IAD to SD?

When flying from Washington, D.C. Dulles Intl Airport to South Dakota, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing South Dakota

Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to South Dakota to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,974 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,926 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,974 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to South Dakota?
United Airlines, Delta, and American Airlines can get you from Washington, D.C. Dulles Intl Airport to South Dakota in just under 4h 55m. Your travel time can differ by up to 4h 13m. There are 1048 mi between Washington, D.C. Dulles Intl Airport and South Dakota. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to South Dakota one-way?
The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $218. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to South Dakota for a low price.
What are the most popular routes from Washington, D.C. Dulles Intl Airport to South Dakota?
Most travelers choose Washington, D.C. Dulles Intl - Sioux Falls Joe Foss Field, Washington, D.C. Dulles Intl - Rapid City or Washington, D.C. Dulles Intl - Pierre when deciding on the best route from Washington, D.C. Dulles Intl Airport to South Dakota.
Can I find deals for flights from Dulles Intl to South Dakota that include hotel bookings?
Yes. In addition to deals on Dulles Intl to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to South Dakota?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to South Dakota.
Can I find deals for business class flights from Dulles Intl to South Dakota?
Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to South Dakota?
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to South Dakota (average of $334). Flying from Washington, D.C. Dulles Intl 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 Dulles Intl to South Dakota

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Dulles Intl to Minneapolis flights

Dulles Intl to Denver flights

Baltimore to Tampa flights

Top 3 airlines flying from Dulles Intl to South Dakota

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$258	Average$500	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$263	Average$435	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$359	Average$439	FlexibilityNo cancel fee	On-time71%

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$126+ Cheap flights from Dulles Intl (IAD) 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to South Dakota with Cheapflights

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Cheap flight deals from Dulles Intl to South Dakota

Keep the following information in mind while searching for Dulles Intl to South Dakota flight deals. Data was last updated September 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dulles Intl to South Dakota

Cheapest flights from Dulles Intl to South DakotaExplore the most affordable flight options available from Dulles Intl to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2025.

Explore the most affordable flight options available from Dulles Intl to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Dulles Intl to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Dulles Intl with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from Dulles Intl 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 September 22, 2025.

Reviews of airlines servicing South Dakota

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to South Dakota?

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to South Dakota one-way?

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

Can I find deals for flights from Dulles Intl to South Dakota that include hotel bookings?

How can I find direct flights from Dulles Intl to South Dakota?

Can I find deals for business class flights from Dulles Intl to South Dakota?

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

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

Top 3 airlines flying from Dulles Intl to South Dakota

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Cheapest flights from Dulles Intl to South Dakota
Explore the most affordable flight options available from Dulles Intl to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2025.