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$129+ Cheap flights from Washington, D.C. (WAS) to Sioux Falls (FSD)

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — FSD
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Sioux Falls Joe Foss Field are usually found in February or March, booked 45 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap flight deals from Washington, D.C. to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Sioux Falls (FSD). 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$199
(American Airlines)

One-way from

$129
(Frontier)

Popular in

December

Cheapest in

February

Average price

$333
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.
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From Washington, D.C. (WAS) to Sioux Falls Joe Foss Field
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One-way flight from Washington, D.C. (WAS) to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($42 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 March 2025
Search Deals

Find flight deals from Washington, D.C. to Sioux Falls

Cheapest flights from Washington, D.C. to Sioux Falls
Explore the most affordable flight options available from Washington, D.C. to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This American Airlines deal was found by Cheapflights users on 3/24. 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.
Sat 5/37:30 amBWI - FSD
1 stop5h 21mAmerican Airlines
Wed 5/712:27 pmFSD - BWI
1 stop4h 18mAmerican Airlines
Deal found 3/24$199
This Delta deal was found by Cheapflights users on 3/24. 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 5/36:00 amBWI - FSD
1 stop5h 12mDelta
Wed 5/75:00 amFSD - BWI
2 stops9h 42mDelta
Deal found 3/24$242
This CheapOair deal was found by Cheapflights users on 3/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/187:00 amDCA - FSD
1 stop7h 36mFrontier
Mon 4/212:36 pmFSD - DCA
1 stop25h 23mFrontier
Deal found 3/24$260
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/1510:50 amBWI - FSD
1 stop7h 54mUnited Airlines
Sat 4/198:00 amFSD - BWI
1 stop5h 18mUnited Airlines
Deal found 3/24$328
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/105:45 amBWI - FSD
2 stops28h 25mMultiple Airlines
Sun 4/139:45 amFSD - BWI
3 stops37h 21mMultiple Airlines
Deal found 3/24$355
This Delta deal was found by Cheapflights users on 3/24. 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 7/166:10 amDCA - FSD
1 stop7h 14mDelta
Tue 7/296:00 amFSD - DCA
2 stops12h 18mDelta
Deal found 3/24$376
This American Airlines deal was found by Cheapflights users on 3/24. 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 4/229:30 amDCA - FSD
1 stop7h 05mAmerican Airlines
Tue 4/294:05 pmFSD - DCA
1 stop5h 10mAmerican Airlines
Deal found 3/24$377
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 4/225:32 pmIAD - FSD
1 stop6h 44mDelta
Tue 4/295:05 amFSD - IAD
1 stop5h 18mDelta
Deal found 3/24$377
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/108:25 amIAD - FSD
3 stops25h 45mMultiple Airlines
Sun 4/1311:36 amFSD - IAD
1 stop20h 41mMultiple Airlines
Deal found 3/24$405
This United Airlines deal was found by Cheapflights users on 3/24. 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 7/195:00 pmDCA - FSD
1 stop6h 00mUnited Airlines
Sun 7/278:00 amFSD - DCA
1 stop6h 48mUnited Airlines
Deal found 3/24$432
This United Airlines deal was found by Cheapflights users on 3/24. 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 7/196:35 amIAD - FSD
1 stop5h 15mUnited Airlines
Sat 7/268:00 amFSD - IAD
1 stop7h 10mUnited Airlines
Deal found 3/24$457
This American Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 5/316:17 amIAD - FSD
1 stop7h 45mAmerican Airlines
Mon 6/21:32 pmFSD - IAD
1 stop8h 25mAmerican Airlines
Deal found 3/23$478

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to Sioux Falls 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 March 25, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Sioux Falls that are best for you.

Fly from

Washington, D.C.

Fly to

Sioux Falls

Route

Depart

Return

Price

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 5/3

7:30 am-11:51 am

1 stop5h 21m

Sioux Falls Joe Foss Field

Wed 5/7

12:27 pm-5:45 pm

1 stop4h 18m

$199

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 5/3

6:00 am-10:12 am

1 stop5h 12m

Sioux Falls Joe Foss Field

Wed 5/7

5:00 am-3:42 pm

2 stops9h 42m

$242

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Fri 4/18

7:00 am-1:36 pm

1 stop7h 36m

Sioux Falls Joe Foss Field

Mon 4/21

2:36 pm-4:59 pm

1 stop25h 23m

$260

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Tue 4/15

10:50 am-5:44 pm

1 stop7h 54m

Sioux Falls Joe Foss Field

Sat 4/19

8:00 am-2:18 pm

1 stop5h 18m

$328

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 4/10

5:45 am-9:10 am

2 stops28h 25m

Sioux Falls Joe Foss Field

Sun 4/13

9:45 am-12:06 am

3 stops37h 21m

$355

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Wed 7/16

6:10 am-12:24 pm

1 stop7h 14m

Sioux Falls Joe Foss Field

Tue 7/29

6:00 am-7:18 pm

2 stops12h 18m

$376

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Tue 4/22

9:30 am-3:35 pm

1 stop7h 05m

Sioux Falls Joe Foss Field

Tue 4/29

4:05 pm-10:15 pm

1 stop5h 10m

$377

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Tue 4/22

5:32 pm-11:16 pm

1 stop6h 44m

Sioux Falls Joe Foss Field

Tue 4/29

5:05 am-11:23 am

1 stop5h 18m

$377

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Thu 4/10

8:25 am-9:10 am

3 stops25h 45m

Sioux Falls Joe Foss Field

Sun 4/13

11:36 am-9:17 am

1 stop20h 41m

$405

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Sat 7/19

5:00 pm-10:00 pm

1 stop6h 00m

Sioux Falls Joe Foss Field

Sun 7/27

8:00 am-3:48 pm

1 stop6h 48m

$432

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 29 results
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Compare providers for flights from Washington, D.C. to Sioux Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Sioux Falls in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Sioux Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls 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 Sioux Falls

How far ahead should I book a flight from Washington, D.C. to Sioux Falls?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Sioux Falls. Price data was last updated on March 21, 2025.

The best time to book flights from Washington, D.C. to Sioux Falls is 45 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Sioux Falls (average of $334). Flying from Washington, D.C. to Sioux Falls 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 WAS to FSD?

Find hourly flight availability from Washington, D.C. to Sioux Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

It’s typically best to fly out from Washington, D.C. to Sioux Falls in the evening. Doing so could potentially save you 23% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sioux Falls 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 Sioux Falls when rainfall is around 0.6 in.

Temperature in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sioux Falls, 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 Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated March 25, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Washington, D.C. to Sioux Falls 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.
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

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
Alaska Airlines
8.0
Very good
9,782 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

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
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

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
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

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
Allegiant Air
7.3
Good
730 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

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
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

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 Washington, D.C. to Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sioux Falls from Washington, D.C.?

    Sioux Falls Joe Foss Field (FSD), located 2.6 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Sioux Falls. 4 airlines have flights to Joe Foss Field from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Sioux Falls Joe Foss Field should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

  • What are the cheapest airlines flying from Washington, D.C. to Sioux Falls round-trip?

    Currently priced at $199, American Airlines will fly you from Washington, D.C. to Sioux Falls and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Frontier - these airlines can fly you to your destination from $242 and $260, respectively. Users have found that American Airlines is 49% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to Sioux Falls one-way?

    $129 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $180 and $220, respectively.

  • What are the most popular routes from Washington, D.C. to Sioux Falls?

    While some choose either Washington, D.C. Reagan-National - Sioux Falls Joe Foss Field or Baltimore/Washington - Sioux Falls Joe Foss Field, Washington, D.C. Dulles Intl - Sioux Falls Joe Foss Field is the most popular route from Washington, D.C. to Sioux Falls.

  • Can I find deals for flights from Washington, D.C. to Sioux Falls that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Sioux Falls?

    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 Sioux Falls.

  • Can I find deals for business class flights from Washington, D.C. to Sioux Falls?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Sioux Falls 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 Sioux Falls?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Sioux Falls (average of $334). Flying from Washington, D.C. to Sioux Falls 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.

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Top 4 airlines flying from Washington, D.C. to Sioux Falls

Discover the top 4 airlines that operate flights from Washington, D.C. to Sioux Falls. 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$288FlexibilityNo cancel feeOn-time62%
DeltaCheapest$208Average$376FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$243Average$399FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$491FlexibilityNo cancel feeOn-time69%
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