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

United Airlines, at $258, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Sioux Falls.Alternate airlines to your destination round-trip include American Airlines and Delta. Users have found that United Airlines is 52% cheaper than the other options available to this destination.

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.

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).

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

Consider American Airlines, United Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Washington, D.C. Reagan-National Airport to Sioux Falls.

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

When flying from Washington, D.C. Reagan-National Airport to Sioux Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

Sioux Falls Joe Foss Field (FSD) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Sioux Falls. You should not have trouble finding flights to Joe Foss Field from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Sioux Falls airport from Washington, D.C. Reagan-National. It is only a 2.6 mi journey from Joe Foss Field (FSD) to Sioux Falls’s city center.

Can I find deals for flights from Reagan-National to Sioux Falls that include hotel bookings?

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

How can I find direct flights from Reagan-National to Sioux Falls?

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

Can I find deals for business class flights from Reagan-National to Sioux Falls?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$267+ Cheap Flights from Washington, D.C. Reagan-National Airport to Sioux Falls

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Reagan-National to Sioux Falls with Cheapflights

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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Sioux Falls

Cheapest

Best

Last-minute

One-way

Cheapest flights from Reagan-National to Sioux Falls
Explore the most affordable flight options available from Reagan-National to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Mon 12/76:05 am -

1 stop5h 07m

Mon 12/215:00 am -

1 stop5h 00m

Deal found 10/18

$349

Sun 12/66:05 pm -

1 stop5h 07m

Mon 12/213:11 pm -

1 stop4h 54m

Deal found 10/15

$356

Sat 12/57:47 am -

1 stop7h 55m

Thu 12/315:00 am -

1 stop5h 54m

Deal found 10/14

$359

Sun 12/66:05 am -

1 stop5h 07m

Tue 12/225:10 pm -

1 stop5h 47m

Deal found 10/14

$369

Thu 11/56:59 pm -

1 stop5h 23m

Mon 11/95:00 pm -

1 stop5h 37m

Deal found 10/19

$374

Wed 11/116:05 am -

1 stop5h 15m

Mon 11/165:00 pm -

1 stop5h 37m

Deal found 10/15

$384

Sat 10/316:59 pm -

1 stop5h 04m

Tue 11/35:00 pm -

1 stop5h 44m

Deal found 10/16

$399

Mon 12/77:20 pm -

2 stops24h 54m

Tue 12/225:10 pm -

1 stop5h 47m

Deal found 10/14

$402

Sat 10/318:35 pm -

1 stop5h 06m

Tue 11/33:29 pm -

2 stops7h 30m

Deal found 10/16

$404

Thu 11/127:58 pm -

1 stop5h 31m

Mon 11/163:26 pm -

2 stops7h 33m

Deal found 10/15

$409

Thu 11/1912:50 pm -

1 stop7h 20m

Tue 11/247:07 am -

1 stop5h 52m

Deal found 10/17

$415

Best flights from Reagan-National to Sioux Falls
Discover carefully curated flight deals from Reagan-National to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Mon 12/76:05 am -

1 stop5h 07m

Mon 12/215:00 am -

1 stop5h 00m

Deal found 10/18

$349

Sun 12/66:05 pm -

1 stop5h 07m

Mon 12/213:11 pm -

1 stop4h 54m

Deal found 10/15

$356

Mon 12/76:05 am -

1 stop7h 13m

Tue 12/225:10 pm -

1 stop5h 47m

Deal found 10/14

$359

Thu 11/56:59 pm -

1 stop5h 23m

Mon 11/95:00 pm -

1 stop5h 37m

Deal found 10/16

$374

Tue 4/135:00 pm -

1 stop5h 43m

Tue 4/207:40 am -

2 stops10h 53m

Deal found 10/14

$464

Sat 10/316:59 pm -

1 stop5h 04m

Tue 11/35:00 pm -

1 stop5h 44m

Deal found 10/17

$399

Last-minute flights from Reagan-National to Sioux Falls
Discover last-minute flight deals from Reagan-National to Sioux Falls. Data last updated October 19, 2026 and is based on user searches.

Sat 10/316:59 pm -

1 stop5h 04m

Tue 11/35:00 pm -

1 stop5h 44m

Deal found 10/16

$399

Sat 10/318:35 pm -

1 stop5h 06m

Tue 11/33:29 pm -

2 stops7h 30m

Deal found 10/16

$404

Thu 11/56:59 pm -

1 stop5h 23m

Mon 11/95:00 pm -

1 stop5h 37m

Deal found 10/19

$374

Wed 11/116:05 am -

1 stop5h 15m

Mon 11/165:00 pm -

1 stop5h 37m

Deal found 10/15

$384

Thu 11/125:10 pm -

1 stop5h 27m

Sun 11/156:00 am -

1 stop5h 04m

Deal found 10/15

$349

Thu 11/127:58 pm -

1 stop5h 31m

Mon 11/163:26 pm -

2 stops7h 33m

Deal found 10/15

$409

Thu 11/1912:50 pm -

1 stop7h 20m

Tue 11/247:07 am -

1 stop5h 52m

Deal found 10/17

$415

Fri 11/276:00 am -

1 stop6h 41m

Tue 12/13:17 pm -

1 stop6h 12m

Deal found 10/16

$369

One-way flights from Reagan-National to Sioux Falls
Search for one-way flight options from Reagan-National to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.

Sat 11/76:00 pm -

2 stops39h 38m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/15

$267

Thu 12/311:20 pm -

2 stops27h 29m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/16

$284

Sun 11/87:00 am -

2 stops26h 38m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/15

$296

Sun 11/85:00 am -

1 stop8h 28m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/15

$319

Sat 11/287:58 am -

1 stop7h 49m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/17

$369

Sun 10/256:41 pm -

1 stop7h 00m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/17

$489

Sun 11/86:00 am -

2 stops11h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/15

$577

Sat 11/2812:31 pm -

2 stops7h 35m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/17

$585

Sun 10/256:00 am -

2 stops11h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/17

$705

Find flight deals from Reagan-National to Sioux Falls

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$349 (Delta)
One-way from	$267 (Kiwi.com)
Popular in	March
Cheapest in	January
Average price	$748

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

Search Deals

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

Search Deals

From Washington, D.C. Reagan-National to Sioux Falls Joe Foss Field

Search Deals

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

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($75 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sat 11/7

6:00 pm-8:38 am

2 stops39h 38m

Sioux Falls Joe Foss Field

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$267

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sun 11/8

7:00 am-8:38 am

2 stops26h 38m

Sioux Falls Joe Foss Field

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$296

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sat 11/7

6:22 pm-12:29 am

1 stop7h 07m

Sioux Falls Joe Foss Field

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$319

Quickest round-trip

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Thu 12/31

8:39 am-1:44 pm

1 stop6h 05m

Sioux Falls Joe Foss Field

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$319

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sun 11/8

5:00 am-12:28 pm

1 stop8h 28m

Sioux Falls Joe Foss Field

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$319

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Mon 12/7

6:05 am-10:12 am

1 stop5h 07m

Sioux Falls Joe Foss Field

Mon 12/21

5:00 am-11:00 am

1 stop5h 00m

$349

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sun 12/6

6:05 pm-10:12 pm

1 stop5h 07m

Sioux Falls Joe Foss Field

Mon 12/21

3:11 pm-9:05 pm

1 stop4h 54m

$356

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Mon 12/7

6:05 am-12:18 pm

1 stop7h 13m

Sioux Falls Joe Foss Field

Tue 12/22

5:10 pm-11:57 pm

1 stop5h 47m

$359

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Thu 11/5

6:59 pm-11:22 pm

1 stop5h 23m

Sioux Falls Joe Foss Field

Mon 11/9

5:00 pm-11:37 pm

1 stop5h 37m

$374

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sat 10/31

6:59 pm-11:03 pm

1 stop5h 04m

Sioux Falls Joe Foss Field

Tue 11/3

5:00 pm-11:44 pm

1 stop5h 44m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 15 resultsSorted by cheapest first

Compare providers for flights from Reagan-National to Sioux Falls

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Sioux Falls in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Best time to book a flight from Reagan-National to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Reagan-National with our price prediction graph.

DCA-FSD

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. Reagan-National Airport to Sioux Falls

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sioux Falls (average of $278). Flying from Washington, D.C. Reagan-National Airport to Sioux Falls in March is currently the most expensive (average of $820). 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.

Reviews of airlines servicing Sioux Falls

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Washington, D.C. Reagan-National Airport to Sioux Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,651 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Delta

7.8

Good

8,651 reviews

Delta

7.8

Good

8,651 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

United Airlines

7.3

Good

10,388 reviews

Delta

7.8

Good

8,651 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

American Airlines

7.0

Good

12,177 reviews

Delta

7.8

Good

8,651 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

What airport do you fly into for flights to Sioux Falls from Washington, D.C. Reagan-National?
Sioux Falls Joe Foss Field (FSD) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Sioux Falls. You should not have trouble finding flights to Joe Foss Field from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Sioux Falls airport from Washington, D.C. Reagan-National. It is only a 2.6 mi journey from Joe Foss Field (FSD) to Sioux Falls’s city center.
How long is the flight from Washington, D.C. Reagan-National Airport to Sioux Falls?
Airlines like Delta and United Airlines fly from Washington, D.C. Reagan-National Airport to Sioux Falls in about 5h 07m. The time it takes to get you to your destination can typically vary by up to . There are 1071 mi between Washington, D.C. Reagan-National Airport and Sioux Falls.
What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Sioux Falls round-trip?
United Airlines, at $258, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Sioux Falls.Alternate airlines to your destination round-trip include American Airlines and Delta. Users have found that United Airlines is 52% cheaper than the other options available to this destination.
Can I find deals for flights from Reagan-National to Sioux Falls that include hotel bookings?
Yes. In addition to deals on Reagan-National to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Sioux Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Sioux Falls.
Can I find deals for business class flights from Reagan-National to Sioux Falls?
Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Sioux Falls?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sioux Falls (average of $278). Flying from Washington, D.C. Reagan-National Airport to Sioux Falls in March is currently the most expensive (average of $820). 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

Yankton

Marshall

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Reagan-National

Popular flights

Sioux Falls flight routes

Alternative routes for Reagan-National to Sioux Falls

Dulles Intl to Sioux Falls flights

Baltimore to Sioux Falls flights

Dulles Intl to Rapid City flights

Reagan-National to Rapid City flights

Baltimore to Rapid City flights

Dulles Intl to Pierre flights

Top 3 airlines flying from Reagan-National to Sioux Falls

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$258	Average$348	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$315	Average$597	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$328	Average$428	FlexibilityNo cancel fee	On-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$267+ Cheap flights from Reagan-National (DCA) to Sioux Falls (FSD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Sioux Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Sioux Falls

Cheapest flights from Reagan-National to Sioux FallsExplore the most affordable flight options available from Reagan-National to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Explore the most affordable flight options available from Reagan-National to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Best flights from Reagan-National to Sioux FallsDiscover carefully curated flight deals from Reagan-National to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Discover carefully curated flight deals from Reagan-National to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Last-minute flights from Reagan-National to Sioux FallsDiscover last-minute flight deals from Reagan-National to Sioux Falls. Data last updated October 19, 2026 and is based on user searches.

Discover last-minute flight deals from Reagan-National to Sioux Falls. Data last updated October 19, 2026 and is based on user searches.

One-way flights from Reagan-National to Sioux FallsSearch for one-way flight options from Reagan-National to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.

Search for one-way flight options from Reagan-National to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.

Find flight deals from Reagan-National to Sioux Falls

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from Reagan-National to Sioux Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Sioux Falls in October.

Best time to book a flight from Reagan-National to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Reagan-National with our price prediction graph.

Cheapflights Insights

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

Reviews of airlines servicing Sioux Falls

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Washington, D.C. Reagan-National Airport to Sioux Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Washington, D.C. Reagan-National Airport to Sioux Falls?

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

Can I find deals for flights from Reagan-National to Sioux Falls that include hotel bookings?

How can I find direct flights from Reagan-National to Sioux Falls?

Can I find deals for business class flights from Reagan-National to Sioux Falls?

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

Traveling to a place near Sioux Falls?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Sioux Falls

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

Complete your trip

Complete your trip to Sioux Falls by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Reagan-National to Sioux Falls by cabin class

Find flights from Reagan-National to Sioux Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Reagan-National and Sioux Falls flights

Browse other Reagan-National and Sioux Falls flight options. Last updated on October 19, 2026.

Other flights from Reagan-National

Browse through other flights departing from Reagan-National. Flights are based on user searches made on Cheapflights and were last updated on October 19, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Sioux Falls

Explore flights to Sioux Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 19, 2026.

Top 3 airlines flying from Reagan-National to Sioux Falls

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Reagan-National to Sioux Falls
Explore the most affordable flight options available from Reagan-National to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Best flights from Reagan-National to Sioux Falls
Discover carefully curated flight deals from Reagan-National to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Last-minute flights from Reagan-National to Sioux Falls
Discover last-minute flight deals from Reagan-National to Sioux Falls. Data last updated October 19, 2026 and is based on user searches.

One-way flights from Reagan-National to Sioux Falls
Search for one-way flight options from Reagan-National to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.