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

According to our current data, American Airlines ($259), Delta ($264), and United Airlines ($289) offers the cheapest pricing from Sioux Falls to Washington, D.C.. American Airlines is 33% 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 $156. However, be on the lookout for offers from American Airlines 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.

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 - Baltimore/Washington or Sioux Falls Joe Foss Field - Washington, D.C. Reagan-National 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 $389 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 75% on your journey compared to booking in February

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.

$156+ Flights from Sioux Falls to Washington, D.C.

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

Round-trip from	$221 (Mytrip)
One-way from	$156 (FlightHub)
Popular in	February
Cheapest in	November
Average price	$273

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

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

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Highest demand for flights based on searches. 28% potential increase in price ($153 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($27 potential savings vs. average RT price).

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Average for round-trip flights in July 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 July 3, 2025.

Fri 7/258:06 pmFSD - BWI

1 stop11h 38mMultiple Airlines

Mon 7/289:39 amBWI - FSD

1 stop10h 37mMultiple Airlines

Deal found 7/2

$221

Thu 9/251:21 pmFSD - IAD

1 stop8h 27mAmerican Airlines

Tue 9/306:25 amIAD - FSD

1 stop7h 13mAmerican Airlines

Deal found 7/2

$259

Wed 8/201:28 pmFSD - BWI

1 stop8h 34mAmerican Airlines

Tue 9/21:38 pmBWI - FSD

1 stop8h 25mAmerican Airlines

Deal found 7/2

$259

Thu 8/75:15 pmFSD - DCA

1 stop6h 50mAmerican Airlines

Thu 8/149:29 amDCA - FSD

1 stop8h 06mAmerican Airlines

Deal found 7/2

$259

Wed 8/205:00 amFSD - IAD

1 stop5h 20mDelta

Tue 9/26:00 amIAD - FSD

2 stops8h 50mDelta

Deal found 7/1

$264

Fri 8/155:00 amFSD - DCA

2 stops11h 20mDelta

Fri 8/226:20 pmDCA - FSD

1 stop5h 46mDelta

Deal found 7/3

$264

Fri 7/186:49 pmFSD - BWI

1 stop9h 21mUnited Airlines

Tue 7/225:20 pmBWI - FSD

1 stop5h 40mUnited Airlines

Deal found 7/3

$289

Sun 8/242:08 pmFSD - DCA

1 stop21h 03mFrontier

Wed 8/271:00 pmDCA - FSD

1 stop25h 23mFrontier

Deal found 7/2

$290

Wed 8/135:27 amFSD - BWI

1 stop6h 01mDelta

Sat 8/166:15 amBWI - FSD

1 stop5h 02mDelta

Deal found 7/3

$301

Fri 7/187:32 pmFSD - BWI

1 stop19h 59mFrontier

Tue 7/227:20 amBWI - FSD

2 stops36h 34mFrontier

Deal found 7/3

$306

Mon 12/226:10 pmFSD - IAD

1 stop4h 47mUnited Airlines

Wed 12/318:35 amIAD - FSD

1 stop7h 00mUnited Airlines

Deal found 7/1

$339

Sat 11/86:23 pmFSD - DCA

1 stop4h 36mUnited Airlines

Thu 11/2012:00 pmDCA - FSD

1 stop6h 37mUnited Airlines

Deal found 7/3

$379

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 July 3, 2025.

Fri 7/258:06 pmFSD - BWI

1 stop11h 38mMultiple Airlines

Mon 7/289:39 amBWI - FSD

1 stop10h 37mMultiple Airlines

Deal found 7/2

$221

Thu 9/257:00 amFSD - IAD

1 stop8h 50mAmerican Airlines

Sun 9/286:25 amIAD - FSD

1 stop7h 14mAmerican Airlines

Deal found 7/2

$259

Wed 8/205:00 amFSD - IAD

1 stop5h 20mDelta

Tue 9/26:00 amIAD - FSD

2 stops8h 50mDelta

Deal found 7/1

$264

Fri 7/186:49 pmFSD - BWI

1 stop9h 21mUnited Airlines

Tue 7/225:20 pmBWI - FSD

1 stop5h 40mUnited Airlines

Deal found 7/3

$289

Sun 8/242:08 pmFSD - DCA

1 stop21h 03mFrontier

Wed 8/271:00 pmDCA - FSD

1 stop25h 23mFrontier

Deal found 7/2

$290

Wed 8/201:28 pmFSD - BWI

1 stop8h 34mAmerican Airlines

Tue 9/21:38 pmBWI - FSD

1 stop8h 25mAmerican Airlines

Deal found 7/2

$259

Fri 8/155:00 amFSD - DCA

2 stops11h 20mDelta

Fri 8/226:20 pmDCA - FSD

1 stop5h 46mDelta

Deal found 7/3

$264

Thu 8/75:15 pmFSD - DCA

1 stop6h 50mAmerican Airlines

Thu 8/149:29 amDCA - FSD

1 stop8h 06mAmerican Airlines

Deal found 7/2

$259

Fri 7/187:32 pmFSD - BWI

1 stop19h 59mFrontier

Tue 7/227:20 amBWI - FSD

2 stops36h 34mFrontier

Deal found 7/3

$306

Wed 8/135:27 amFSD - BWI

1 stop6h 01mDelta

Sat 8/166:15 amBWI - FSD

1 stop5h 02mDelta

Deal found 7/3

$301

Mon 12/226:10 pmFSD - IAD

1 stop4h 47mUnited Airlines

Wed 12/318:35 amIAD - FSD

1 stop7h 00mUnited Airlines

Deal found 7/1

$339

Thu 7/246:38 pmFSD - IAD

2 stops17h 16mMultiple Airlines

Mon 7/283:13 pmIAD - FSD

2 stops18h 55mMultiple Airlines

Deal found 7/1

$406

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 July 3, 2025 and is based on user searches.

Wed 7/97:48 pmFSD - DCA

1 stop20h 11mFrontier

Sun 7/137:00 amDCA - FSD

1 stop8h 02mFrontier

Deal found 7/2

$322

Wed 7/96:21 amFSD - DCA

1 stop8h 55mAmerican Airlines

Sun 7/137:00 amDCA - FSD

1 stop6h 03mAmerican Airlines

Deal found 7/3

$369

Wed 7/96:00 amFSD - DCA

2 stops8h 00mDelta

Sun 7/136:40 amDCA - FSD

1 stop6h 41mDelta

Deal found 7/2

$409

Wed 7/95:15 amFSD - IAD

1 stop5h 35mDelta

Sun 7/136:20 amIAD - FSD

1 stop7h 01mDelta

Deal found 7/1

$433

Wed 7/96:21 amFSD - IAD

2 stops9h 48mAmerican Airlines

Sun 7/136:27 amIAD - FSD

1 stop7h 19mAmerican Airlines

Deal found 7/3

$475

Fri 7/113:16 pmFSD - BWI

2 stops8h 38mDelta

Sun 7/136:00 amBWI - FSD

1 stop7h 21mDelta

Deal found 7/1

$419

Fri 7/116:21 amFSD - BWI

2 stops9h 57mAmerican Airlines

Sun 7/135:00 amBWI - FSD

2 stops8h 46mAmerican Airlines

Deal found 7/1

$476

Fri 7/119:39 pmFSD - BWI

2 stops24h 20mMultiple Airlines

Sun 7/132:50 pmBWI - FSD

3 stops30h 59mMultiple Airlines

Deal found 7/1

$539

Wed 7/167:55 amFSD - DCA

1 stop6h 53mUnited Airlines

Sun 7/206:00 pmDCA - FSD

1 stop5h 00mUnited Airlines

Deal found 7/1

$394

Fri 7/186:49 pmFSD - BWI

1 stop9h 21mUnited Airlines

Tue 7/225:20 pmBWI - FSD

1 stop5h 40mUnited Airlines

Deal found 7/3

$289

Fri 7/187:32 pmFSD - BWI

1 stop19h 59mFrontier

Tue 7/227:20 amBWI - FSD

2 stops36h 34mFrontier

Deal found 7/3

$306

Thu 7/246:38 pmFSD - IAD

2 stops17h 16mMultiple Airlines

Mon 7/283:13 pmIAD - FSD

2 stops18h 55mMultiple Airlines

Deal found 7/1

$406

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 July 3, 2025.

Mon 7/287:32 pmFSD - DCA

1 stop15h 32mFrontier

Deal found 7/3

$156

Sat 11/85:36 amFSD - IAD

2 stops17h 21mAmerican Airlines

Deal found 7/3

$197

Sat 11/85:25 amFSD - IAD

1 stop7h 32mDelta

Deal found 7/3

$235

Sat 11/810:58 amFSD - DCA

1 stop6h 02mDelta

Deal found 7/3

$235

Sat 8/309:16 amFSD - BWI

1 stop8h 56mUnited Airlines

Deal found 7/2

$242

Sat 8/306:11 pmFSD - IAD

2 stops12h 24mUnited Airlines

Deal found 7/2

$250

Sat 8/306:00 amFSD - DCA

1 stop7h 32mAmerican Airlines

Deal found 7/2

$271

Sat 11/88:00 amFSD - DCA

1 stop5h 10mUnited Airlines

Deal found 7/3

$275

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

Fri 7/25

8:06 pm-8:44 am

1 stop11h 38m

Baltimore/Washington

Mon 7/28

9:39 am-7:16 pm

1 stop10h 37m

$221

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Thu 9/25

1:21 pm-10:48 pm

1 stop8h 27m

Washington, D.C. Dulles Intl

Tue 9/30

6:25 am-12:38 pm

1 stop7h 13m

$259

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 8/20

1:28 pm-11:02 pm

1 stop8h 34m

Baltimore/Washington

Tue 9/2

1:38 pm-9:03 pm

1 stop8h 25m

$259

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Thu 8/7

6:03 pm-11:50 pm

1 stop4h 47m

Washington, D.C. Reagan-National

Thu 8/14

9:29 am-4:35 pm

1 stop8h 06m

$259

Sioux FallsWashington, D.C.

FSD - IAD

FSDIAD

Sioux Falls Joe Foss Field

Wed 8/20

5:00 am-11:20 am

1 stop5h 20m

Washington, D.C. Dulles Intl

Tue 9/2

6:00 am-1:50 pm

2 stops8h 50m

$264

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Fri 8/15

5:00 am-5:20 pm

2 stops11h 20m

Washington, D.C. Reagan-National

Fri 8/22

6:20 pm-11:06 pm

1 stop5h 46m

$264

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Fri 7/18

6:49 pm-5:10 am

1 stop9h 21m

Baltimore/Washington

Tue 7/22

5:20 pm-10:00 pm

1 stop5h 40m

$289

Sioux FallsWashington, D.C.

FSD - DCA

FSDDCA

Sioux Falls Joe Foss Field

Sun 8/24

2:08 pm-12:11 pm

1 stop21h 03m

Washington, D.C. Reagan-National

Wed 8/27

1:00 pm-1:23 pm

1 stop25h 23m

$290

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Wed 8/13

5:27 am-12:28 pm

1 stop6h 01m

Baltimore/Washington

Sat 8/16

6:15 am-10:17 am

1 stop5h 02m

$301

Sioux FallsBaltimore

FSD - BWI

FSDBWI

Sioux Falls Joe Foss Field

Fri 7/18

7:32 pm-4:31 pm

1 stop19h 59m

Baltimore/Washington

Tue 7/22

7:20 am-6:54 pm

2 stops36h 34m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 21 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 $309). Flying from Sioux Falls to Washington, D.C. in July is currently the most expensive (average of $345). 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.

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

7,982 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

7,982 reviews

Delta

8.0

Very good

7,982 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

8,861 reviews

Delta

8.0

Very good

7,982 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

7,982 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

5.9

Fair

3,286 reviews

Delta

8.0

Very good

7,982 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 3 different airlines.
What are the cheapest airlines flying from Sioux Falls to Washington, D.C. round-trip?
According to our current data, American Airlines ($259), Delta ($264), and United Airlines ($289) offers the cheapest pricing from Sioux Falls to Washington, D.C.. American Airlines is 33% 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 $156. However, be on the lookout for offers from American Airlines 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 - Baltimore/Washington or Sioux Falls Joe Foss Field - Washington, D.C. Reagan-National 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 July is currently the most expensive (average of $345). 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 3 airlines flying from Sioux Falls to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$182	Average$421	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$216	Average$334	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$245	Average$475	FlexibilityNo cancel fee	On-time69%

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$156+ 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 7/28. 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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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 July 3, 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 July 3, 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 July 3, 2025.

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.?

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 July 3, 2025.