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

Currently priced at $251, Delta will fly you from Washington, D.C. to Sioux Falls and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $355 and $364, respectively. Users have found that Delta is 36% 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?

$96 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $126 and $131, respectively.

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

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

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

While some choose either Baltimore/Washington - Sioux Falls Joe Foss Field or Washington, D.C. Reagan-National - 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.

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

The most popular airlines flying from Washington, D.C. to Sioux Falls are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

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

Wednesday is generally a great day to depart. Flying on this day could help you save up to 75%.

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

Flights from Washington, D.C. to Sioux Falls lean towards being more expensive in December. Prices are generally better when you fly from Washington, D.C. to Sioux Falls in February, with the cheapest ticket starting at $240.

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 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.-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.?

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.

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.

$96+ Flights from Washington, D.C. to Sioux Falls

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$251 (Delta)
One-way from	$96 (CheapOair)
Popular in	December
Cheapest in	February
Average price	$409

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 Sioux Falls Joe Foss Field

Search Deals

One-way flight from Washington, D.C. (WAS) to Sioux Falls Joe Foss Field

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($44 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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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 April 15, 2025.

Thu 4/171:03 pmDCA - FSD

1 stop25h 33mFrontier

Mon 4/212:36 pmFSD - DCA

1 stop20h 33mFrontier

Deal found 4/14

$220

Sat 5/106:15 amBWI - FSD

1 stop6h 49mDelta

Sat 5/174:20 pmFSD - BWI

1 stop6h 39mDelta

Deal found 4/13

$251

Fri 8/85:20 pmBWI - FSD

1 stop6h 02mUnited Airlines

Wed 8/139:15 amFSD - BWI

2 stops11h 27mUnited Airlines

Deal found 4/15

$315

Fri 5/235:55 amBWI - FSD

2 stops16h 13mMultiple Airlines

Mon 6/29:58 pmFSD - BWI

1 stop20h 41mMultiple Airlines

Deal found 4/14

$346

Thu 5/293:29 pmBWI - FSD

1 stop7h 08mAmerican Airlines

Sat 5/314:10 pmFSD - BWI

1 stop4h 55mAmerican Airlines

Deal found 4/14

$364

Sat 5/105:00 pmDCA - FSD

1 stop6h 17mUnited Airlines

Sat 5/173:20 pmFSD - DCA

1 stop6h 21mUnited Airlines

Deal found 4/13

$377

Sat 5/105:10 pmIAD - FSD

1 stop6h 07mUnited Airlines

Sat 5/173:20 pmFSD - IAD

1 stop7h 39mUnited Airlines

Deal found 4/13

$377

Sun 5/256:34 pmDCA - FSD

1 stop5h 51mDelta

Wed 5/285:27 amFSD - DCA

2 stops8h 53mDelta

Deal found 4/15

$382

Sat 5/103:33 pmIAD - FSD

2 stops8h 24mDelta

Sat 5/174:20 pmFSD - IAD

1 stop6h 14mDelta

Deal found 4/14

$382

Thu 5/1510:37 amDCA - FSD

1 stop7h 28mAmerican Airlines

Tue 5/204:10 pmFSD - DCA

1 stop5h 05mAmerican Airlines

Deal found 4/15

$432

Fri 8/83:13 pmIAD - FSD

2 stops28h 27mMultiple Airlines

Wed 8/1310:45 amFSD - IAD

3 stops47h 39mMultiple Airlines

Deal found 4/15

$480

Fri 6/136:43 pmIAD - FSD

1 stop18h 56mAmerican Airlines

Sun 6/155:16 pmFSD - IAD

1 stop16h 44mAmerican Airlines

Deal found 4/14

$570

Best flights from Washington, D.C. to Sioux Falls
Discover carefully curated flight deals from Washington, D.C. to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2025.

Sat 5/106:15 amBWI - FSD

1 stop6h 49mDelta

Sat 5/174:20 pmFSD - BWI

1 stop6h 39mDelta

Deal found 4/13

$251

Fri 5/235:55 amBWI - FSD

2 stops16h 13mMultiple Airlines

Mon 6/29:58 pmFSD - BWI

1 stop20h 41mMultiple Airlines

Deal found 4/14

$346

Thu 5/297:00 amDCA - FSD

1 stop8h 58mFrontier

Thu 6/53:58 pmFSD - DCA

1 stop29h 01mFrontier

Deal found 4/14

$355

Thu 5/293:29 pmBWI - FSD

1 stop7h 08mAmerican Airlines

Sat 5/314:10 pmFSD - BWI

1 stop4h 55mAmerican Airlines

Deal found 4/14

$364

Sat 5/105:00 pmDCA - FSD

1 stop6h 17mUnited Airlines

Sat 5/173:20 pmFSD - DCA

1 stop6h 21mUnited Airlines

Deal found 4/13

$377

Sat 5/105:10 pmIAD - FSD

1 stop6h 07mUnited Airlines

Sat 5/173:20 pmFSD - IAD

1 stop7h 39mUnited Airlines

Deal found 4/13

$377

Sun 5/256:34 pmDCA - FSD

1 stop5h 51mDelta

Wed 5/285:27 amFSD - DCA

2 stops8h 53mDelta

Deal found 4/15

$382

Sat 5/103:33 pmIAD - FSD

2 stops8h 24mDelta

Sat 5/174:20 pmFSD - IAD

1 stop6h 14mDelta

Deal found 4/14

$382

Thu 5/1510:37 amDCA - FSD

1 stop7h 28mAmerican Airlines

Tue 5/204:10 pmFSD - DCA

1 stop5h 05mAmerican Airlines

Deal found 4/15

$432

Tue 4/295:07 pmBWI - FSD

1 stop6h 05mUnited Airlines

Sat 5/36:00 amFSD - BWI

1 stop8h 05mUnited Airlines

Deal found 4/14

$394

Fri 8/83:13 pmIAD - FSD

2 stops28h 27mMultiple Airlines

Wed 8/1310:45 amFSD - IAD

3 stops47h 39mMultiple Airlines

Deal found 4/15

$480

Fri 6/136:43 pmIAD - FSD

1 stop18h 56mAmerican Airlines

Sun 6/155:16 pmFSD - IAD

1 stop16h 44mAmerican Airlines

Deal found 4/14

$570

Last-minute flights from Washington, D.C. to Sioux Falls
Discover last-minute flight deals from Washington, D.C. to Sioux Falls. Data last updated April 15, 2025 and is based on user searches.

Thu 4/171:03 pmDCA - FSD

1 stop25h 33mFrontier

Mon 4/212:36 pmFSD - DCA

1 stop20h 33mFrontier

Deal found 4/14

$220

Tue 4/225:07 pmBWI - FSD

1 stop6h 05mUnited Airlines

Wed 4/231:45 pmFSD - BWI

1 stop8h 45mUnited Airlines

Deal found 4/15

$447

Tue 4/225:59 pmDCA - FSD

1 stop5h 41mAmerican Airlines

Wed 4/231:22 pmFSD - DCA

1 stop8h 38mAmerican Airlines

Deal found 4/15

$559

Tue 4/223:30 pmIAD - FSD

1 stop7h 42mUnited Airlines

Wed 4/231:45 pmFSD - IAD

1 stop6h 39mUnited Airlines

Deal found 4/15

$559

Tue 4/226:55 pmDCA - FSD

1 stop5h 02mDelta

Wed 4/235:00 amFSD - DCA

2 stops10h 51mDelta

Deal found 4/15

$564

Tue 4/225:32 pmIAD - FSD

1 stop6h 44mDelta

Wed 4/235:00 amFSD - IAD

2 stops7h 01mDelta

Deal found 4/15

$624

Tue 4/226:50 pmBWI - FSD

1 stop5h 26mDelta

Wed 4/235:00 amFSD - BWI

2 stops9h 40mDelta

Deal found 4/15

$634

Wed 4/2310:30 amDCA - FSD

1 stop5h 09mUnited Airlines

Sun 4/278:00 amFSD - DCA

1 stop5h 11mUnited Airlines

Deal found 4/15

$699

Fri 4/258:30 amIAD - FSD

2 stops29h 08mMultiple Airlines

Sun 4/279:45 amFSD - IAD

2 stops26h 05mMultiple Airlines

Deal found 4/14

$619

Tue 4/295:07 pmBWI - FSD

1 stop6h 05mUnited Airlines

Sat 5/36:00 amFSD - BWI

1 stop8h 05mUnited Airlines

Deal found 4/14

$394

Wed 5/75:10 pmIAD - FSD

1 stop6h 02mUnited Airlines

Sun 5/118:00 amFSD - IAD

1 stop5h 06mUnited Airlines

Deal found 4/15

$468

Wed 5/79:11 amIAD - FSD

2 stops8h 54mAmerican Airlines

Sun 5/116:26 amFSD - IAD

1 stop7h 10mAmerican Airlines

Deal found 4/15

$577

One-way flights from Washington, D.C. to Sioux Falls
Search for one-way flight options from Washington, D.C. to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated April 15, 2025.

Sat 5/245:48 pmBWI - FSD

1 stop22h 10mFrontier

Deal found 4/13

$96

Sat 5/241:00 pmDCA - FSD

1 stop26h 58mFrontier

Deal found 4/13

$96

Wed 5/146:03 amBWI - FSD

1 stop7h 59mAmerican Airlines

Deal found 4/14

$126

Wed 5/147:00 amBWI - FSD

2 stops9h 36mDelta

Deal found 4/14

$131

Thu 5/155:15 pmBWI - FSD

1 stop16h 53mMultiple Airlines

Deal found 4/15

$134

Wed 5/76:05 amDCA - FSD

1 stop5h 10mDelta

Deal found 4/15

$189

Sun 5/256:17 amIAD - FSD

1 stop7h 45mAmerican Airlines

Deal found 4/14

$189

Thu 5/158:25 amIAD - FSD

3 stops25h 43mMultiple Airlines

Deal found 4/15

$190

Sun 5/256:00 amIAD - FSD

2 stops7h 04mDelta

Deal found 4/14

$194

Sat 5/248:15 amIAD - FSD

2 stops14h 37mUnited Airlines

Deal found 4/13

$250

Fri 10/310:18 amDCA - FSD

1 stop8h 04mAmerican Airlines

Deal found 4/14

$329

Sat 10/45:10 pmDCA - FSD

3 stops25h 12mAlaska Airlines

Deal found 4/14

$633

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Sat 5/10

6:15 am-12:04 pm

1 stop6h 49m

Sioux Falls Joe Foss Field

Sat 5/17

4:20 pm-11:59 pm

1 stop6h 39m

$251

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-12:09 pm

1 stop20h 33m

$320

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Fri 5/23

5:55 am-9:08 pm

2 stops16h 13m

Sioux Falls Joe Foss Field

Mon 6/2

9:58 pm-7:39 pm

1 stop20h 41m

$346

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Thu 5/29

3:29 pm-9:37 pm

1 stop7h 08m

Sioux Falls Joe Foss Field

Sat 5/31

4:10 pm-10:05 pm

1 stop4h 55m

$364

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Sat 5/10

5:00 pm-10:17 pm

1 stop6h 17m

Sioux Falls Joe Foss Field

Sat 5/17

3:20 pm-10:41 pm

1 stop6h 21m

$377

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Sat 5/10

5:10 pm-10:17 pm

1 stop6h 07m

Sioux Falls Joe Foss Field

Sat 5/17

3:20 pm-11:59 pm

1 stop7h 39m

$377

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Sun 5/25

6:34 pm-11:25 pm

1 stop5h 51m

Sioux Falls Joe Foss Field

Wed 5/28

5:27 am-3:20 pm

2 stops8h 53m

$382

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

Sat 5/10

3:33 pm-10:57 pm

2 stops8h 24m

Sioux Falls Joe Foss Field

Sat 5/17

4:20 pm-11:34 pm

1 stop6h 14m

$382

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

Tue 4/29

5:07 pm-10:12 pm

1 stop6h 05m

Sioux Falls Joe Foss Field

Sat 5/3

6:00 am-3:05 pm

1 stop8h 05m

$394

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

Thu 5/15

10:37 am-5:05 pm

1 stop7h 28m

Sioux Falls Joe Foss Field

Tue 5/20

4:10 pm-10:15 pm

1 stop5h 05m

$432

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 25 results

Compare providers for flights from Washington, D.C. to Sioux Falls

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 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
JustAirTicket	Price Accuracy-	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.-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 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.-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

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?

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

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

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

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,871 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,918 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,658 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Frontier

6.0

Okay

3,281 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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 $251, Delta will fly you from Washington, D.C. to Sioux Falls and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $355 and $364, respectively. Users have found that Delta is 36% 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?
$96 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $126 and $131, respectively.
What are the most popular routes from Washington, D.C. to Sioux Falls?
While some choose either Baltimore/Washington - Sioux Falls Joe Foss Field or Washington, D.C. Reagan-National - 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.

See more FAQs

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

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$108	Average$288	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$208	Average$396	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$243	Average$393	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$268	Average$491	FlexibilityNo cancel fee	On-time69%

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$96+ 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.

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

Cheapest flights from Washington, D.C. to Sioux FallsExplore 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 April 15, 2025.

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 April 15, 2025.

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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 April.

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.

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Everything you need to know about your flight from Washington, D.C. to Sioux Falls

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

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 April 15, 2025.

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

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.?

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

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

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

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

How can I 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?

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

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Alternative routes for Washington, D.C. to Sioux Falls

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

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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 April 15, 2025.