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

Currently priced at $373, Delta will fly you from Washington, D.C. Dulles Intl Airport to Sioux Falls and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $471 and $493, respectively. Users have found that Delta is 27% cheaper than the other options available to this destination.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Sioux Falls?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Sioux Falls flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Sioux Falls?

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 95% on the overall cost on flights from Washington, D.C. Dulles Intl Airport to Sioux Falls.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Sioux Falls?

Our data shows that February tends to be the cheapest month to fly to Sioux Falls from Washington, D.C. Dulles Intl Airport. Users have commonly found prices around $397 for the month, but tickets can be as low as $240. Due to multiple factors, prepare for potentially higher prices in December.

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

Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from Washington, D.C. Dulles Intl Airport to Sioux Falls by exploring options for tickets in the morning.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-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. Dulles Intl Airport-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Sioux Falls flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Sioux Falls flights, Cheapflights users trust eDreams the most. eDreams 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. Dulles Intl Airport-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

If you book a flight to Sioux Falls from Washington, D.C. Dulles Intl, you will be flying to Joe Foss Field, which is the city’s only airport. Sioux Falls Joe Foss Field (FSD) is located 2.6 mi from the center of Sioux Falls. There are 0 flights from Washington, D.C. Dulles Intl to Joe Foss Field per day from 2 different airlines.

Can I find deals for flights from Dulles Intl to Sioux Falls that include hotel bookings?

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

How can I find direct flights from Dulles Intl to Sioux Falls?

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

Can I find deals for business class flights from Dulles Intl to Sioux Falls?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$189+ Flights from Washington, D.C. Dulles Intl Airport to Sioux Falls

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Cheap flight deals from Dulles Intl to Sioux Falls

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$373 (Delta)
One-way from	$189 (Delta)
Popular in	December
Cheapest in	September
Average price	$567

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Sioux Falls Joe Foss Field flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Sioux Falls Joe Foss Field flights.

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From Washington, D.C. Dulles Intl to Sioux Falls Joe Foss Field

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One-way flight from Washington, D.C. Dulles Intl to Sioux Falls Joe Foss Field

Search Deals

Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Dulles Intl to Sioux Falls

Cheapest flights from Dulles Intl to Sioux Falls
Explore the most affordable flight options available from Dulles Intl to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Wed 5/286:25 amIAD - FSD

1 stop4h 50mDelta

Tue 6/35:00 amFSD - IAD

1 stop5h 16mDelta

Deal found 4/29

$373

Wed 6/119:10 amIAD - FSD

2 stops15h 48mAmerican Airlines

Fri 6/205:56 pmFSD - IAD

2 stops15h 52mAmerican Airlines

Deal found 4/27

$400

Thu 8/148:30 amIAD - FSD

1 stop7h 05mUnited Airlines

Mon 8/188:00 amFSD - IAD

1 stop4h 49mUnited Airlines

Deal found 4/28

$487

Fri 5/28:30 amIAD - FSD

2 stops28h 38mMultiple Airlines

Sun 5/411:20 amFSD - IAD

2 stops24h 34mMultiple Airlines

Deal found 4/28

$857

Best flights from Dulles Intl to Sioux Falls
Discover carefully curated flight deals from Dulles Intl to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Wed 5/286:25 amIAD - FSD

1 stop6h 39mDelta

Tue 6/35:00 amFSD - IAD

1 stop5h 16mDelta

Deal found 4/29

$373

Wed 5/215:10 pmIAD - FSD

1 stop6h 02mUnited Airlines

Mon 5/266:35 pmFSD - IAD

1 stop4h 55mUnited Airlines

Deal found 4/29

$471

Fri 5/306:17 amIAD - FSD

1 stop7h 45mAmerican Airlines

Sun 6/16:26 amFSD - IAD

1 stop8h 51mAmerican Airlines

Deal found 4/29

$493

Fri 5/28:30 amIAD - FSD

2 stops28h 38mMultiple Airlines

Sun 5/411:20 amFSD - IAD

2 stops24h 34mMultiple Airlines

Deal found 4/29

$968

Last-minute flights from Dulles Intl to Sioux Falls
Discover last-minute flight deals from Dulles Intl to Sioux Falls. Data last updated April 29, 2025 and is based on user searches.

Fri 5/28:30 amIAD - FSD

2 stops28h 38mMultiple Airlines

Sun 5/411:20 amFSD - IAD

2 stops24h 34mMultiple Airlines

Deal found 4/29

$968

Thu 5/86:17 amIAD - FSD

1 stop7h 45mAmerican Airlines

Sun 5/116:26 amFSD - IAD

1 stop7h 10mAmerican Airlines

Deal found 4/29

$644

Thu 5/83:30 pmIAD - FSD

1 stop7h 42mUnited Airlines

Fri 5/96:35 pmFSD - IAD

2 stops11h 40mUnited Airlines

Deal found 4/29

$692

Fri 5/95:40 pmIAD - FSD

1 stop6h 45mDelta

Sun 5/115:00 amFSD - IAD

1 stop5h 16mDelta

Deal found 4/29

$555

Wed 5/215:10 pmIAD - FSD

1 stop6h 02mUnited Airlines

Mon 5/266:35 pmFSD - IAD

1 stop4h 55mUnited Airlines

Deal found 4/29

$471

Wed 5/286:25 amIAD - FSD

1 stop6h 39mDelta

Tue 6/35:00 amFSD - IAD

1 stop5h 16mDelta

Deal found 4/29

$373

Fri 5/306:17 amIAD - FSD

1 stop7h 45mAmerican Airlines

Sun 6/16:26 amFSD - IAD

1 stop8h 51mAmerican Airlines

Deal found 4/29

$493

One-way flights from Dulles Intl to Sioux Falls
Search for one-way flight options from Dulles Intl to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Thu 5/295:40 pmIAD - FSD

1 stop6h 45mDelta

Deal found 4/29

$189

Fri 5/28:30 amIAD - FSD

2 stops28h 38mMultiple Airlines

Deal found 4/28

$416

Fri 5/26:22 amIAD - FSD

1 stop5h 17mUnited Airlines

Deal found 4/28

$509

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sioux Falls 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

Wed 5/28

6:25 am-10:15 am

1 stop4h 50m

Sioux Falls Joe Foss Field

Tue 6/3

5:00 am-11:16 am

1 stop5h 16m

$373

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Wed 6/11

9:10 am-11:58 pm

2 stops15h 48m

Sioux Falls Joe Foss Field

Fri 6/20

5:56 pm-10:48 am

2 stops15h 52m

$400

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Wed 5/28

6:48 am-10:45 am

1 stop4h 57m

Sioux Falls Joe Foss Field

Mon 6/2

6:35 pm-12:30 am

1 stop4h 55m

$501

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Fri 5/2

8:30 am-12:08 pm

2 stops28h 38m

Sioux Falls Joe Foss Field

Sun 5/4

11:20 am-12:54 pm

2 stops24h 34m

$857

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Thu 5/29

5:40 pm-11:25 pm

1 stop6h 45m

$189

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Fri 5/2

8:30 am-12:08 pm

2 stops28h 38m

$416

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Fri 5/2

6:22 am-10:39 am

1 stop5h 17m

$509

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Dulles Intl to Sioux Falls

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Sioux Falls in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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. Dulles Intl Airport-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. Dulles Intl Airport-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Sioux Falls flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Sioux Falls flights, Cheapflights users trust eDreams the most. eDreams 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. Dulles Intl Airport-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 Dulles Intl to Sioux Falls

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

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

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

Rainfall in Sioux Falls 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

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

To help decide which airline to fly from Washington, D.C. to Sioux Falls, see what other customers have to say about Delta, United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,936 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to Sioux Falls from Washington, D.C. Dulles Intl?
If you book a flight to Sioux Falls from Washington, D.C. Dulles Intl, you will be flying to Joe Foss Field, which is the city’s only airport. Sioux Falls Joe Foss Field (FSD) is located 2.6 mi from the center of Sioux Falls. There are 0 flights from Washington, D.C. Dulles Intl to Joe Foss Field per day from 2 different airlines.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Sioux Falls round-trip?
Currently priced at $373, Delta will fly you from Washington, D.C. Dulles Intl Airport to Sioux Falls and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $471 and $493, respectively. Users have found that Delta is 27% cheaper than the other options available to this destination.
Can I find deals for flights from Dulles Intl to Sioux Falls that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Sioux Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Sioux Falls.
Can I find deals for business class flights from Dulles Intl to Sioux Falls?
Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Sioux Falls?
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sioux Falls (average of $334). Flying from Washington, D.C. Dulles Intl Airport 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 2 airlines flying from Dulles Intl to Sioux Falls

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$208	Average$438	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$311	Average$448	FlexibilityNo cancel fee	On-time69%

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$189+ Cheap flights from Dulles Intl (IAD) 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Sioux Falls with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Dulles Intl to Sioux Falls

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Round-trip from

One-way from

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Cheapest in

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Find flight deals from Dulles Intl to Sioux Falls

Cheapest flights from Dulles Intl to Sioux FallsExplore the most affordable flight options available from Dulles Intl to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Explore the most affordable flight options available from Dulles Intl to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Dulles Intl 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 Dulles Intl to Sioux Falls in April.

Best time to book a flight from Dulles Intl to Sioux Falls

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

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

Rainfall in Sioux Falls by month

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

Temperature in Sioux Falls by month

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

Reviews of airlines servicing Sioux Falls

To help decide which airline to fly from Washington, D.C. to Sioux Falls, see what other customers have to say about Delta, United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

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

Can I find deals for flights from Dulles Intl to Sioux Falls that include hotel bookings?

How can I find direct flights from Dulles Intl to Sioux Falls?

Can I find deals for business class flights from Dulles Intl to Sioux Falls?

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Alternative routes for Dulles Intl to Sioux Falls

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

Top 2 airlines flying from Dulles Intl to Sioux Falls

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Cheapest flights from Dulles Intl to Sioux Falls
Explore the most affordable flight options available from Dulles Intl to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.