South Dakota

$100+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FSD
Jan 26 — Feb 21
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl 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 Dulles Intl to South Dakota

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to South Dakota (USSD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$217
(Delta)

One-way from

$100
(American Airlines)
From Washington, D.C. Dulles Intl to South Dakota
One-way flight from Washington, D.C. Dulles Intl to South Dakota

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 January 21, 2025.

This Delta deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/156:05 amIAD - FSD
1 stop5h 19mDelta
Tue 3/45:05 amFSD - IAD
1 stop7h 42mDelta
Deal found 1/19$217
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/158:24 amIAD - FSD
1 stop7h 09mUnited Airlines
Tue 3/48:05 amFSD - IAD
1 stop7h 11mUnited Airlines
Deal found 1/19$261
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/196:05 amIAD - RAP
1 stop6h 59mDelta
Wed 2/266:00 amRAP - IAD
1 stop5h 47mDelta
Deal found 1/20$269
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:22 amIAD - RAP
1 stop6h 38mUnited Airlines
Sat 5/1011:43 amRAP - IAD
1 stop7h 52mUnited Airlines
Deal found 1/19$285
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/46:10 amIAD - FSD
1 stop7h 45mAmerican Airlines
Sat 2/81:25 pmFSD - IAD
1 stop8h 16mAmerican Airlines
Deal found 1/20$339
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/196:00 amIAD - ABR
2 stops9h 05mDelta
Wed 2/262:40 pmABR - IAD
2 stops8h 40mDelta
Deal found 1/20$519
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/25:05 amIAD - RAP
1 stop7h 11mAmerican Airlines
Sat 7/1212:38 pmRAP - IAD
1 stop7h 57mAmerican Airlines
Deal found 1/20$549

Find flights from Dulles Intl to South Dakota within your budget

Customize your flight search to find flights from Dulles Intl to South Dakota that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Tue 2/4

6:05 am-10:19 am

1 stop5h 14m

Sioux Falls Joe Foss Field

Wed 2/5

5:05 am-1:47 pm

1 stop7h 42m

$217

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 2/19

6:05 am-11:04 am

1 stop6h 59m

Rapid City

Wed 2/26

6:00 am-1:47 pm

1 stop5h 47m

$269

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Sat 5/3

6:22 am-11:00 am

1 stop6h 38m

Rapid City

Sat 5/10

11:43 am-9:35 pm

1 stop7h 52m

$285

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Tue 2/4

6:10 am-12:55 pm

1 stop7h 45m

Sioux Falls Joe Foss Field

Sat 2/8

1:25 pm-10:41 pm

1 stop8h 16m

$339

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Fri 2/7

8:25 am-2:32 pm

1 stop7h 07m

Sioux Falls Joe Foss Field

Sun 2/9

3:13 pm-9:01 pm

1 stop4h 48m

$342

Washington, D.C.Aberdeen

IAD - ABR

IADABR

Washington, D.C. Dulles Intl

Wed 2/19

6:00 am-2:05 pm

2 stops9h 05m

Aberdeen

Wed 2/26

2:40 pm-12:20 am

2 stops8h 40m

$519

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

Wed 7/2

5:05 am-10:16 am

1 stop7h 11m

Rapid City

Sat 7/12

12:38 pm-10:35 pm

1 stop7h 57m

$549

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Tue 2/4

6:10 am-12:55 pm

1 stop7h 45m

$100

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Tue 2/4

7:25 am-3:43 pm

2 stops9h 18m

$114

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Fri 2/28

8:30 am-9:50 am

2 stops26h 20m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 13 results
1
2

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.

Travel insights for flights from Dulles Intl to South Dakota

Get recent, data-driven insights about flights from Dulles Intl to South Dakota including ideal travel times, pricing trends, and more.

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?

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 January 21, 2025.

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.

Rainfall in South Dakota by month

Plan your trip to South Dakota by taking into account the average rainfall totals by month.

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.

Temperature in South Dakota by month

Plan your trip to South Dakota by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Dakota. Reviews last updated January 21, 2025.
Peruse reviews from past customers who have flown with Delta, American Airlines and United Airlines from Washington, D.C. to South Dakota to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
9,696 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

8.0
Very good
9,696 reviews
8.0
Very good
9,696 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

8.0
Very good
8,521 reviews
8.0
Very good
9,696 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

7.4
Good
8,982 reviews
8.0
Very good
9,696 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

7.2
Good
10,000 reviews
8.0
Very good
9,696 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.
  • 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 American Airlines, with whom users have recently found tickets for as low as $100. However, be on the lookout for offers from Delta 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?

  • 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

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 2 airlines flying from Dulles Intl to South Dakota

Discover the top 2 airlines that operate flights from Dulles Intl to South Dakota. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$461FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$515FlexibilityNo cancel feeOn-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.