How long is the flight from Sioux Falls to Washington, D.C.?

Departing from Sioux Falls to Washington, D.C. will take you 6h 45m. There are 1071 mi between Sioux Falls and Washington, D.C.. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

According to our current data, Frontier ($225), United Airlines ($245), and Delta ($258) offers the cheapest pricing from Sioux Falls to Washington, D.C.. Frontier is 46% 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 Frontier, with whom users have recently found tickets for as low as $160. However, be on the lookout for offers from American Airlines and United Airlines, 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.

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.

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).

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 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 4 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.

$158+ Flights from Sioux Falls to Washington, D.C.

Q: How much does it cost to fly round-trip from Sioux Falls to Washington, D.C.?

Airfare is below average for this route at the moment. Sioux Falls to Washington, D.C. flights typically cost between $258 and $408 in October. The cheapest round-trip price found within the last 3 days was $217 on Frontier (Oct 30-Nov 3).

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

Round-trip from	$217 (Frontier)
One-way from	$158 (Kiwi.com)
Popular in	February
Cheapest in	October
Average price	$408

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. 23% potential increase in price ($124 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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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 September 17, 2025.

Thu 10/302:23 pmFSD - DCA

1 stop6h 36mFrontier

Mon 11/38:00 amDCA - FSD

1 stop6h 47mFrontier

Deal found 9/16

$217

Sun 10/192:23 pmFSD - DCA

1 stop20h 41mFrontier

Wed 10/221:00 pmDCA - FSD

1 stop26h 24mFrontier

Deal found 9/16

$229

Fri 9/262:54 pmFSD - DCA

1 stop6h 05mFrontier

Mon 9/297:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/15

$256

Sat 11/81:03 pmFSD - IAD

1 stop8h 25mAmerican Airlines

Tue 11/116:04 amIAD - FSD

1 stop7h 17mAmerican Airlines

Deal found 9/15

$259

Sat 11/81:47 pmFSD - BWI

1 stop8h 10mUnited Airlines

Wed 11/1210:10 amBWI - FSD

1 stop7h 08mUnited Airlines

Deal found 9/15

$259

Fri 10/311:32 pmFSD - DCA

1 stop6h 21mAmerican Airlines

Tue 11/43:25 pmDCA - FSD

1 stop8h 02mAmerican Airlines

Deal found 9/15

$259

Mon 10/62:54 pmFSD - BWI

2 stops18h 26mFrontier

Sat 10/118:01 pmBWI - FSD

2 stops18h 37mFrontier

Deal found 9/14

$263

Fri 10/311:35 pmFSD - IAD

2 stops8h 43mDelta

Tue 11/43:33 pmIAD - FSD

1 stop8h 23mDelta

Deal found 9/15

$264

Sat 11/85:20 amFSD - DCA

1 stop4h 53mDelta

Wed 11/123:06 pmDCA - FSD

2 stops8h 54mDelta

Deal found 9/15

$264

Mon 10/62:54 pmFSD - BWI

2 stops18h 26mMultiple Airlines

Sat 10/118:01 pmBWI - FSD

1 stop13h 26mMultiple Airlines

Deal found 9/14

$267

Fri 9/192:54 pmFSD - DCA

1 stop6h 05mFrontier

Mon 9/227:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/15

$267

Sat 10/44:08 pmFSD - IAD

1 stop6h 30mDelta

Tue 10/76:18 amIAD - FSD

1 stop7h 37mDelta

Deal found 9/16

$274

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 September 17, 2025.

Sat 11/81:47 pmFSD - BWI

1 stop8h 10mUnited Airlines

Wed 11/1210:10 amBWI - FSD

1 stop7h 08mUnited Airlines

Deal found 9/15

$259

Sat 2/2110:58 amFSD - BWI

1 stop6h 51mDelta

Wed 2/256:19 amBWI - FSD

1 stop7h 16mDelta

Deal found 9/15

$259

Fri 10/3112:31 pmFSD - DCA

1 stop6h 45mAmerican Airlines

Tue 11/45:42 pmDCA - FSD

1 stop5h 45mAmerican Airlines

Deal found 9/17

$259

Thu 11/278:00 amFSD - DCA

1 stop5h 10mUnited Airlines

Tue 12/26:00 pmDCA - FSD

1 stop4h 50mUnited Airlines

Deal found 9/16

$259

Fri 10/311:35 pmFSD - IAD

2 stops8h 43mDelta

Tue 11/43:33 pmIAD - FSD

1 stop8h 23mDelta

Deal found 9/15

$264

Sat 11/85:20 amFSD - DCA

2 stops8h 05mDelta

Tue 11/117:40 amDCA - FSD

1 stop6h 10mDelta

Deal found 9/15

$264

Thu 10/305:20 amFSD - DCA

2 stops8h 05mDelta

Mon 11/36:43 pmDCA - FSD

1 stop5h 14mDelta

Deal found 9/16

$264

Wed 11/51:08 pmFSD - IAD

1 stop8h 25mAmerican Airlines

Sun 11/96:04 amIAD - FSD

1 stop7h 19mAmerican Airlines

Deal found 9/16

$324

Sat 11/88:00 amFSD - IAD

1 stop6h 55mUnited Airlines

Wed 11/125:15 pmIAD - FSD

1 stop5h 31mUnited Airlines

Deal found 9/15

$295

Fri 10/317:00 amFSD - IAD

1 stop9h 04mAmerican Airlines

Tue 11/46:04 amIAD - FSD

1 stop7h 17mAmerican Airlines

Deal found 9/15

$324

Tue 10/145:20 amFSD - IAD

1 stop5h 06mDelta

Tue 10/216:18 amIAD - FSD

1 stop4h 55mDelta

Deal found 9/17

$279

Fri 11/146:23 pmFSD - IAD

1 stop4h 36mUnited Airlines

Mon 11/175:15 pmIAD - FSD

1 stop5h 31mUnited Airlines

Deal found 9/15

$324

Sat 10/412:56 pmFSD - IAD

2 stops9h 21mDelta

Tue 10/76:18 amIAD - FSD

1 stop7h 37mDelta

Deal found 9/16

$279

Wed 11/125:18 amFSD - BWI

1 stop4h 30mDelta

Tue 11/186:00 amBWI - FSD

2 stops7h 50mDelta

Deal found 9/16

$279

Sat 11/84:24 pmFSD - BWI

2 stops7h 16mDelta

Tue 11/114:49 pmBWI - FSD

1 stop7h 22mDelta

Deal found 9/15

$279

Sat 10/114:24 pmFSD - DCA

1 stop6h 01mDelta

Mon 10/136:20 pmDCA - FSD

1 stop5h 36mDelta

Deal found 9/17

$279

Tue 3/35:15 amFSD - IAD

1 stop7h 40mDelta

Sat 3/711:00 amIAD - FSD

2 stops9h 18mDelta

Deal found 9/16

$284

Tue 10/145:30 amFSD - DCA

2 stops7h 55mDelta

Tue 10/216:20 pmDCA - FSD

1 stop5h 36mDelta

Deal found 9/17

$284

Fri 10/315:30 amFSD - DCA

1 stop5h 01mDelta

Tue 11/43:05 pmDCA - FSD

2 stops8h 51mDelta

Deal found 9/17

$284

Tue 12/2310:58 amFSD - DCA

2 stops8h 27mDelta

Sat 1/37:08 pmDCA - FSD

1 stop4h 59mDelta

Deal found 9/17

$284

Tue 3/35:15 amFSD - DCA

2 stops10h 17mDelta

Sat 3/73:10 pmDCA - FSD

1 stop5h 08mDelta

Deal found 9/16

$284

Sat 9/275:30 amFSD - IAD

1 stop7h 23mDelta

Tue 9/306:15 amIAD - FSD

1 stop6h 56mDelta

Deal found 9/15

$329

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 September 17, 2025 and is based on user searches.

Fri 9/262:54 pmFSD - DCA

1 stop6h 05mFrontier

Mon 9/297:00 amDCA - FSD

1 stop8h 09mFrontier

Deal found 9/15

$256

Sat 9/275:30 amFSD - IAD

1 stop7h 23mDelta

Tue 9/306:15 amIAD - FSD

1 stop6h 56mDelta

Deal found 9/15

$329

Tue 9/306:00 amFSD - BWI

1 stop8h 12mUnited Airlines

Sat 10/45:20 pmBWI - FSD

1 stop6h 02mUnited Airlines

Deal found 9/14

$289

Tue 9/305:30 amFSD - BWI

1 stop6h 15mDelta

Sat 10/41:50 pmBWI - FSD

2 stops9h 54mDelta

Deal found 9/14

$294

Sun 10/52:54 pmFSD - BWI

2 stops30h 42mMultiple Airlines

Sat 10/118:01 pmBWI - FSD

1 stop13h 26mMultiple Airlines

Deal found 9/14

$290

Sun 10/52:54 pmFSD - BWI

2 stops30h 42mMultiple Airlines

Sun 10/125:37 pmBWI - FSD

1 stop28h 05mMultiple Airlines

Deal found 9/14

$316

Mon 10/62:54 pmFSD - BWI

2 stops18h 26mFrontier

Sat 10/118:01 pmBWI - FSD

2 stops18h 37mFrontier

Deal found 9/14

$263

Mon 10/62:54 pmFSD - BWI

2 stops18h 26mMultiple Airlines

Sat 10/118:01 pmBWI - FSD

1 stop13h 26mMultiple Airlines

Deal found 9/14

$267

Tue 10/141:33 pmFSD - BWI

1 stop8h 21mAmerican Airlines

Tue 10/216:00 amBWI - FSD

1 stop7h 01mAmerican Airlines

Deal found 9/17

$301

Fri 10/177:28 pmFSD - BWI

2 stops14h 10mFrontier

Sun 10/1910:00 pmBWI - FSD

2 stops21h 33mFrontier

Deal found 9/14

$302

Thu 10/233:19 pmFSD - BWI

2 stops17h 59mFrontier

Sun 10/2610:00 pmBWI - FSD

2 stops21h 33mFrontier

Deal found 9/15

$315

Fri 10/314:24 pmFSD - BWI

1 stop6h 25mDelta

Tue 11/46:22 pmBWI - FSD

1 stop5h 34mDelta

Deal found 9/17

$314

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 September 17, 2025.

Fri 10/1710:08 amFSD - BWI

1 stop23h 30mMultiple Airlines

Deal found 9/14

$158

Sun 9/282:54 pmFSD - DCA

1 stop20h 16mFrontier

Deal found 9/15

$160

Fri 10/177:28 pmFSD - DCA

1 stop15h 36mFrontier

Deal found 9/14

$177

Fri 10/1710:08 amFSD - IAD

2 stops36h 21mMultiple Airlines

Deal found 9/14

$183

Sun 9/282:54 pmFSD - BWI

2 stops20h 14mFrontier

Deal found 9/15

$193

Sun 9/282:54 pmFSD - IAD

2 stops22h 31mFrontier

Deal found 9/15

$196

Sun 9/282:54 pmFSD - BWI

3 stops31h 43mMultiple Airlines

Deal found 9/15

$244

Fri 10/179:32 pmFSD - DCA

2 stops18h 27mMultiple Airlines

Deal found 9/14

$250

Sun 10/122:23 pmFSD - DCA

1 stop20h 41mFrontier

Deal found 9/17

$263

Fri 10/178:00 amFSD - IAD

1 stop4h 51mUnited Airlines

Deal found 9/14

$271

Sun 10/125:20 amFSD - BWI

1 stop4h 28mDelta

Deal found 9/15

$271

Fri 12/56:00 amFSD - DCA

1 stop5h 46mAmerican Airlines

Deal found 9/15

$271

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 FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Sat 11/8

1:47 pm-10:57 pm

1 stop8h 10m

Baltimore/Washington

Wed 11/12

10:10 am-4:18 pm

1 stop7h 08m

$259

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Sat 2/21

10:58 am-6:49 pm

1 stop6h 51m

Baltimore/Washington

Wed 2/25

6:19 am-12:35 pm

1 stop7h 16m

$259

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Fri 10/31

12:31 pm-8:16 pm

1 stop6h 45m

Washington, D.C. Reagan-National

Tue 11/4

5:42 pm-10:27 pm

1 stop5h 45m

$259

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 11/27

8:00 am-2:10 pm

1 stop5h 10m

Washington, D.C. Reagan-National

Tue 12/2

6:00 pm-9:50 pm

1 stop4h 50m

$259

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Fri 10/31

1:35 pm-11:18 pm

2 stops8h 43m

Washington, D.C. Dulles Intl

Tue 11/4

3:33 pm-10:56 pm

1 stop8h 23m

$264

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Sat 11/8

5:20 am-2:25 pm

2 stops8h 05m

Washington, D.C. Reagan-National

Tue 11/11

7:40 am-12:50 pm

1 stop6h 10m

$264

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 10/30

5:20 am-2:25 pm

2 stops8h 05m

Washington, D.C. Reagan-National

Mon 11/3

6:43 pm-10:57 pm

1 stop5h 14m

$264

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Tue 10/14

5:20 am-11:26 am

1 stop5h 06m

Washington, D.C. Dulles Intl

Tue 10/21

6:18 am-10:13 am

1 stop4h 55m

$279

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Sat 10/4

12:56 pm-11:17 pm

2 stops9h 21m

Washington, D.C. Dulles Intl

Tue 10/7

6:18 am-12:55 pm

1 stop7h 37m

$279

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 11/12

5:18 am-10:48 am

1 stop4h 30m

Baltimore/Washington

Tue 11/18

6:00 am-12:50 pm

2 stops7h 50m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 46 results

...

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 $292). Flying from Sioux Falls to Washington, D.C. in April is currently the most expensive (average of $337). 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.

How much does it cost to fly round-trip from Sioux Falls to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Sioux Falls to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,961 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,926 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Frontier

5.8

Fair

3,173 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 4 different airlines.
How long is the flight from Sioux Falls to Washington, D.C.?
Departing from Sioux Falls to Washington, D.C. will take you 6h 45m. There are 1071 mi between Sioux Falls and Washington, D.C.. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Sioux Falls to Washington, D.C. round-trip?
According to our current data, Frontier ($225), United Airlines ($245), and Delta ($258) offers the cheapest pricing from Sioux Falls to Washington, D.C.. Frontier is 46% 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 Frontier, with whom users have recently found tickets for as low as $160. However, be on the lookout for offers from American Airlines and United Airlines, 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 $292). Flying from Sioux Falls to Washington, D.C. in April is currently the most expensive (average of $337). 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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Tysons

Silver Spring

Springfield

Gaithersburg

Fredericksburg

Linthicum Heights

Fairfax

Falls Church

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Dundalk

Browse thousands of different options on Cheapflights for your next trip

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

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$182	Average$438	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$224	Average$346	FlexibilityNo cancel fee	On-timeN/A
Frontier	Cheapest$225	Average$239	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$245	Average$463	FlexibilityNo cancel fee	On-time69%

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$158+ 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 10/17. 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.

Round-trip from

One-way from

Popular in

Cheapest in

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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 September 17, 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 September 17, 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.

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 September 17, 2025.

How much does it cost to fly round-trip from Sioux Falls to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Sioux Falls to Washington, D.C. by reading reviews from past customers. Users have also rated airlines 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 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.?

How long is the flight 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 Washington, D.C.?

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

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Top 4 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 September 17, 2025.