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

According to our current data, Frontier ($228), American Airlines ($270), and United Airlines ($283) offers the cheapest pricing from Sioux Falls to Washington, D.C.. Frontier is 39% cheaper than the average price of flights available within the next 90 days to this destination.

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

The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $114. However, be on the lookout for offers from Frontier and Delta, as they are both options that can get you from Sioux Falls to Washington, D.C. for a low price.

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

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

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

When deciding which route to take from Sioux Falls to Washington, D.C. consider Sioux Falls Joe Foss Field - Washington, D.C. Dulles Intl, Sioux Falls Joe Foss Field - Washington, D.C. Reagan-National or Sioux Falls Joe Foss Field - Baltimore/Washington as they are the most popular.

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

Saturday flights are generally found to be more expensive for flights from Sioux Falls to Washington, D.C.. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

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

November is one of the best times of the year to fly to Washington, D.C. from Sioux Falls. Prices for November average $378 per person but you can even find prices for as low as $246. The most expensive prices can be found in the month of February. Opting for a November flight can save you 80% on your journey compared to booking in February

Most accurate provider : When it comes to deals on Sioux Falls-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Washington, D.C. flight searches over the past month and is updated monthly.

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

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

Located just 2.6 mi from the city center, Sioux Falls Joe Foss Field is the airport most travelers will use when flying to Washington, D.C. from Sioux Falls. Booking flights from Joe Foss Field (FSD) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 3 different airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Sioux Falls to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$114+ Flights from Sioux Falls to Washington, D.C.

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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”

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$228 (Booking.com)
One-way from	$114 (Mytrip)
Popular in	February
Cheapest in	November
Average price	$312

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

Search Deals

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

Search Deals

From Sioux Falls Joe Foss Field to Washington, D.C. (WAS)

Search Deals

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

Search Deals

Highest demand for flights based on searches. 30% potential increase in price ($164 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

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

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

Thu 5/293:58 pmFSD - DCA

1 stop29h 01mFrontier

Thu 6/57:00 amDCA - FSD

1 stop8h 58mFrontier

Deal found 4/29

$228

Wed 7/96:27 amFSD - BWI

2 stops12h 37mAmerican Airlines

Mon 7/146:00 amBWI - FSD

1 stop7h 03mAmerican Airlines

Deal found 4/29

$270

Wed 7/96:49 pmFSD - BWI

1 stop9h 21mUnited Airlines

Mon 7/145:20 pmBWI - FSD

1 stop5h 40mUnited Airlines

Deal found 4/29

$283

Thu 5/294:20 pmFSD - BWI

1 stop6h 38mDelta

Thu 6/56:15 amBWI - FSD

1 stop5h 00mDelta

Deal found 4/29

$309

Wed 6/45:00 amFSD - IAD

1 stop5h 16mDelta

Tue 6/106:20 amIAD - FSD

1 stop6h 56mDelta

Deal found 4/29

$373

Wed 6/44:10 pmFSD - DCA

1 stop5h 05mAmerican Airlines

Tue 6/109:00 amDCA - FSD

1 stop8h 34mAmerican Airlines

Deal found 4/28

$373

Wed 5/284:20 pmFSD - DCA

1 stop4h 41mDelta

Thu 5/296:34 pmDCA - FSD

1 stop5h 51mDelta

Deal found 4/28

$377

Fri 5/910:00 amFSD - BWI

3 stops24h 46mMultiple Airlines

Tue 5/137:17 amBWI - FSD

1 stop30h 40mMultiple Airlines

Deal found 4/29

$378

Wed 7/26:20 amFSD - IAD

2 stops9h 51mAmerican Airlines

Sun 7/66:35 amIAD - FSD

2 stops10h 56mAmerican Airlines

Deal found 4/29

$481

Tue 5/68:00 amFSD - IAD

1 stop5h 06mUnited Airlines

Mon 5/123:30 pmIAD - FSD

1 stop7h 42mUnited Airlines

Deal found 4/29

$495

Tue 5/133:20 pmFSD - DCA

1 stop6h 21mUnited Airlines

Sat 5/177:25 amDCA - FSD

2 stops9h 45mUnited Airlines

Deal found 4/28

$592

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

Thu 5/293:58 pmFSD - DCA

1 stop29h 01mFrontier

Thu 6/57:00 amDCA - FSD

1 stop8h 58mFrontier

Deal found 4/29

$228

Wed 7/96:27 amFSD - BWI

2 stops12h 37mAmerican Airlines

Mon 7/146:00 amBWI - FSD

1 stop7h 03mAmerican Airlines

Deal found 4/29

$270

Wed 7/96:49 pmFSD - BWI

1 stop9h 21mUnited Airlines

Mon 7/145:20 pmBWI - FSD

1 stop5h 40mUnited Airlines

Deal found 4/29

$283

Thu 5/294:20 pmFSD - BWI

1 stop6h 38mDelta

Thu 6/56:15 amBWI - FSD

1 stop5h 00mDelta

Deal found 4/29

$309

Fri 5/910:00 amFSD - BWI

3 stops24h 46mMultiple Airlines

Tue 5/137:17 amBWI - FSD

1 stop30h 40mMultiple Airlines

Deal found 4/29

$378

Sat 6/145:15 amFSD - IAD

1 stop6h 38mDelta

Sat 6/216:20 amIAD - FSD

1 stop6h 56mDelta

Deal found 4/29

$373

Wed 6/44:10 pmFSD - DCA

1 stop5h 05mAmerican Airlines

Tue 6/109:00 amDCA - FSD

1 stop8h 34mAmerican Airlines

Deal found 4/28

$373

Wed 5/284:20 pmFSD - DCA

1 stop4h 41mDelta

Thu 5/296:34 pmDCA - FSD

1 stop5h 51mDelta

Deal found 4/28

$377

Tue 5/131:32 pmFSD - IAD

1 stop8h 25mAmerican Airlines

Sat 5/176:17 amIAD - FSD

1 stop7h 45mAmerican Airlines

Deal found 4/28

$435

Wed 5/286:35 pmFSD - IAD

1 stop4h 55mUnited Airlines

Wed 6/45:18 pmIAD - FSD

1 stop5h 34mUnited Airlines

Deal found 4/28

$502

Tue 5/133:20 pmFSD - DCA

1 stop6h 21mUnited Airlines

Sat 5/177:25 amDCA - FSD

2 stops9h 45mUnited Airlines

Deal found 4/28

$592

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

Tue 5/63:20 pmFSD - BWI

1 stop5h 17mUnited Airlines

Mon 5/125:18 pmBWI - FSD

1 stop5h 54mUnited Airlines

Deal found 4/29

$356

Tue 5/68:00 amFSD - IAD

1 stop5h 06mUnited Airlines

Mon 5/123:30 pmIAD - FSD

1 stop7h 42mUnited Airlines

Deal found 4/29

$495

Thu 5/85:00 amFSD - IAD

1 stop5h 16mDelta

Sun 5/115:40 pmIAD - FSD

1 stop6h 45mDelta

Deal found 4/29

$555

Thu 5/84:53 pmFSD - DCA

1 stop21h 09mUnited Airlines

Sun 5/112:00 pmDCA - FSD

1 stop4h 59mUnited Airlines

Deal found 4/28

$686

Fri 5/92:08 pmFSD - DCA

1 stop6h 51mFrontier

Mon 5/127:00 amDCA - FSD

1 stop7h 18mFrontier

Deal found 4/29

$238

Fri 5/94:20 pmFSD - BWI

1 stop6h 38mDelta

Mon 5/124:47 pmBWI - FSD

1 stop7h 38mDelta

Deal found 4/29

$329

Fri 5/910:00 amFSD - BWI

3 stops24h 46mMultiple Airlines

Tue 5/137:17 amBWI - FSD

1 stop30h 40mMultiple Airlines

Deal found 4/29

$378

Fri 5/96:26 amFSD - BWI

1 stop7h 09mAmerican Airlines

Mon 5/123:29 pmBWI - FSD

1 stop7h 08mAmerican Airlines

Deal found 4/29

$392

Fri 5/96:26 amFSD - DCA

1 stop6h 30mAmerican Airlines

Tue 5/136:59 amDCA - FSD

1 stop5h 57mAmerican Airlines

Deal found 4/29

$495

Fri 5/91:32 pmFSD - IAD

1 stop8h 25mAmerican Airlines

Mon 5/126:17 amIAD - FSD

1 stop7h 45mAmerican Airlines

Deal found 4/29

$644

Fri 5/94:20 pmFSD - DCA

1 stop6h 06mDelta

Mon 5/124:00 pmDCA - FSD

2 stops7h 57mDelta

Deal found 4/29

$680

Fri 5/91:50 pmFSD - BWI

1 stop8h 27mUnited Airlines

Tue 5/134:10 pmBWI - FSD

1 stop8h 36mUnited Airlines

Deal found 4/29

$329

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

Fri 6/68:03 pmFSD - IAD

1 stop17h 29mAllegiant Air

Deal found 4/28

$114

Mon 5/122:08 pmFSD - DCA

1 stop6h 51mFrontier

Deal found 4/28

$129

Wed 6/410:37 amFSD - IAD

3 stops28h 38mMultiple Airlines

Deal found 4/28

$208

Sun 7/132:57 pmFSD - BWI

1 stop24h 27mFrontier

Deal found 4/29

$232

Sat 7/121:01 pmFSD - BWI

2 stops10h 42mDelta

Deal found 4/29

$235

Wed 6/46:00 amFSD - IAD

1 stop22h 15mUnited Airlines

Deal found 4/27

$272

Wed 6/45:18 amFSD - IAD

2 stops17h 44mAmerican Airlines

Deal found 4/28

$300

Wed 6/46:00 amFSD - DCA

2 stops15h 42mUnited Airlines

Deal found 4/28

$304

Wed 6/45:00 amFSD - IAD

1 stop5h 16mDelta

Deal found 4/28

$319

Wed 6/44:20 pmFSD - DCA

1 stop4h 41mDelta

Deal found 4/28

$319

Sun 5/46:21 amFSD - BWI

1 stop7h 09mAmerican Airlines

Deal found 4/29

$396

Sun 5/411:20 amFSD - BWI

3 stops35h 46mMultiple Airlines

Deal found 4/29

$624

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 5/29

3:58 pm-9:59 pm

1 stop29h 01m

Washington, D.C. Reagan-National

Thu 6/5

7:00 am-2:58 pm

1 stop8h 58m

$228

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 7/9

6:27 am-8:04 pm

2 stops12h 37m

Baltimore/Washington

Mon 7/14

6:00 am-12:03 pm

1 stop7h 03m

$270

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 7/9

6:49 pm-5:10 am

1 stop9h 21m

Baltimore/Washington

Mon 7/14

5:20 pm-10:00 pm

1 stop5h 40m

$283

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Thu 5/29

4:20 pm-11:58 pm

1 stop6h 38m

Baltimore/Washington

Thu 6/5

6:15 am-10:15 am

1 stop5h 00m

$309

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Wed 6/4

5:00 am-11:16 am

1 stop5h 16m

Washington, D.C. Dulles Intl

Tue 6/10

6:20 am-12:16 pm

1 stop6h 56m

$373

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 6/4

4:10 pm-10:15 pm

1 stop5h 05m

Washington, D.C. Reagan-National

Tue 6/10

9:00 am-4:34 pm

1 stop8h 34m

$373

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Wed 5/28

4:20 pm-10:01 pm

1 stop4h 41m

Washington, D.C. Reagan-National

Thu 5/29

6:34 pm-11:25 pm

1 stop5h 51m

$377

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Fri 5/9

10:00 am-11:46 am

3 stops24h 46m

Baltimore/Washington

Tue 5/13

7:17 am-12:57 pm

1 stop30h 40m

$378

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Wed 7/2

6:20 am-5:11 pm

2 stops9h 51m

Washington, D.C. Dulles Intl

Sun 7/6

6:35 am-4:31 pm

2 stops10h 56m

$481

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Tue 5/6

8:00 am-2:06 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Mon 5/12

3:30 pm-10:12 pm

1 stop7h 42m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 25 results

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

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux Falls to Washington, D.C. 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 Sioux Falls-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Sioux Falls-Washington, D.C. 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 Sioux Falls-Washington, D.C. 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 Sioux Falls to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Sioux Falls 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 Sioux Falls to Washington, D.C.

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

Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Washington, D.C. (average of $309). Flying from Sioux Falls to Washington, D.C. in June is currently the most expensive (average of $373). 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 FSD to WAS?

When flying from Sioux Falls to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 32% versus a flight in the afternoon.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Sioux Falls to Washington, D.C. by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,961 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,929 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Allegiant Air

7.3

Good

734 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly from for flights from Sioux Falls to Washington, D.C.?
Located just 2.6 mi from the city center, Sioux Falls Joe Foss Field is the airport most travelers will use when flying to Washington, D.C. from Sioux Falls. Booking flights from Joe Foss Field (FSD) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 3 different airlines.
What are the cheapest airlines flying from Sioux Falls to Washington, D.C. round-trip?
According to our current data, Frontier ($228), American Airlines ($270), and United Airlines ($283) offers the cheapest pricing from Sioux Falls to Washington, D.C.. Frontier is 39% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Sioux Falls to Washington, D.C. one-way?
The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $114. However, be on the lookout for offers from Frontier and Delta, as they are both options that can get you from Sioux Falls to Washington, D.C. for a low price.
What are the most popular routes from Sioux Falls to Washington, D.C.?
When deciding which route to take from Sioux Falls to Washington, D.C. consider Sioux Falls Joe Foss Field - Washington, D.C. Dulles Intl, Sioux Falls Joe Foss Field - Washington, D.C. Reagan-National or Sioux Falls Joe Foss Field - Baltimore/Washington as they are the most popular.
Can I find deals for flights from Sioux Falls to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Sioux Falls to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sioux Falls to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Washington, D.C..
Can I find deals for business class flights from Sioux Falls to Washington, D.C.?
Yes. Cheapflights offers flight deals from Sioux Falls to Washington, D.C. 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 Sioux Falls to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Washington, D.C. (average of $309). Flying from Sioux Falls to Washington, D.C. in June is currently the most expensive (average of $373). 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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Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Sioux Falls to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$182	Average$393	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$208	Average$337	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$245	Average$475	FlexibilityNo cancel fee	On-time69%

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$114+ Cheap flights from Sioux Falls (FSD) to Washington, D.C. (WAS)

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux Falls to Washington, D.C. with Cheapflights

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

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Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

Cheapest flights from Sioux Falls to Washington, D.C.Explore the most affordable flight options available from Sioux Falls to Washington, D.C.. 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 Sioux Falls to Washington, D.C.. 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 Sioux Falls to Washington, D.C. that are best for you.

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

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 Sioux Falls to Washington, D.C. in April.

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Sioux Falls with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from Sioux Falls to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Sioux Falls to Washington, D.C. by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Washington, D.C.. 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 from for flights from Sioux Falls to Washington, D.C.?

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

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

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

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

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

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

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

Traveling to a place near Sioux Falls?

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

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Top 3 airlines flying from Sioux Falls to Washington, D.C.

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