HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sioux Falls

$78+ Cheap flights from Washington to Sioux Falls (FSD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FSD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington 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 Washington to Sioux Falls

Cheapest flights from Washington to Sioux Falls
Explore the most affordable flight options available from Washington to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/173:15 pmPDX - FSD
1 stop6h 17mAmerican Airlines
Sun 12/213:09 pmFSD - PDX
1 stop7h 45mAmerican Airlines
Deal found 12/2$325
This American Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/193:00 pmPDX - FSD
1 stop6h 39mAmerican Airlines
Sun 12/213:09 pmFSD - PDX
1 stop7h 45mAmerican Airlines
Deal found 12/3$339
This Delta deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1012:32 amPDX - FSD
1 stop7h 48mDelta
Sat 12/133:00 pmFSD - PDX
1 stop7h 52mDelta
Deal found 12/4$409
This American Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:14 pmGEG - FSD
1 stop8h 45mAmerican Airlines
Wed 12/107:00 amFSD - GEG
1 stop7h 30mAmerican Airlines
Deal found 12/3$409
This Delta deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amSEA - FSD
1 stop7h 45mDelta
Mon 12/155:14 amFSD - SEA
1 stop7h 40mDelta
Deal found 12/2$409
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:00 amGEG - FSD
2 stops11h 21mUnited Airlines
Wed 12/109:00 amFSD - GEG
1 stop5h 45mUnited Airlines
Deal found 12/3$414
This Delta deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:30 pmPDX - FSD
2 stops12h 50mDelta
Tue 12/164:25 pmFSD - PDX
2 stops8h 15mDelta
Deal found 12/4$419
This Delta deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:12 pmGEG - FSD
1 stop8h 02mDelta
Sat 12/65:05 amFSD - GEG
1 stop8h 57mDelta
Deal found 12/2$419
This United Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:00 amGEG - FSD
2 stops11h 21mUnited Airlines
Sat 12/69:00 amFSD - GEG
2 stops11h 44mUnited Airlines
Deal found 12/2$429
This American Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/61:28 pmPDX - FSD
1 stop8h 31mAmerican Airlines
Sun 12/213:09 pmFSD - PDX
1 stop7h 45mAmerican Airlines
Deal found 12/3$434
This Delta deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:54 amPDX - FSD
1 stop9h 20mDelta
Mon 12/158:01 amFSD - PDX
1 stop6h 53mDelta
Deal found 12/2$439
This Delta deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:59 pmSEA - FSD
1 stop8h 21mDelta
Mon 12/85:14 amFSD - SEA
1 stop7h 40mDelta
Deal found 12/1$439

Find flight deals from Washington to Sioux Falls

Keep the following information in mind while searching for Washington to Sioux Falls flight deals. Data was last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(United Airlines)

One-way from

$78
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$484
Provider with most accurate pricing for Seattle/Tacoma Intl-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Sioux Falls Joe Foss Field flights.
Search Deals
From Washington to Sioux Falls Joe Foss Field
Search Deals
One-way flight from Washington to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Sioux Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Washington to Sioux Falls that are best for you.

Fly from

Washington

Fly to

Sioux Falls

Route

Depart

Return

Price

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Tue 1/13

5:00 am-12:58 pm

1 stop5h 58m

Sioux Falls Joe Foss Field

Tue 1/20

9:00 am-3:21 pm

1 stop8h 21m

$251

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Sat 1/10

2:00 pm-11:04 pm

1 stop7h 04m

Sioux Falls Joe Foss Field

Tue 1/13

5:00 am-12:07 pm

2 stops9h 07m

$256

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 1/6

1:24 pm-8:24 pm

1 stop5h 00m

Sioux Falls Joe Foss Field

Sat 1/10

9:00 am-1:45 pm

1 stop6h 45m

$260

SeattleSioux Falls

SEA - FSD

SEAFSD

Seattle/Tacoma Intl

Thu 1/8

3:35 pm-11:04 pm

1 stop5h 29m

Sioux Falls Joe Foss Field

Sat 1/10

10:50 am-2:45 pm

1 stop5h 55m

$269

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 1/22

8:30 am-4:37 pm

1 stop6h 07m

Sioux Falls Joe Foss Field

Fri 1/30

9:00 am-1:45 pm

1 stop6h 45m

$269

SeattleSioux Falls

SEA - FSD

SEAFSD

Seattle/Tacoma Intl

Thu 1/8

12:25 pm-8:24 pm

1 stop5h 59m

Sioux Falls Joe Foss Field

Sat 1/10

11:22 am-6:14 pm

1 stop8h 52m

$269

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 1/22

1:30 pm-11:04 pm

2 stops7h 34m

Sioux Falls Joe Foss Field

Fri 1/30

11:02 am-5:35 pm

1 stop8h 33m

$274

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 1/22

7:45 am-9:50 pm

2 stops12h 05m

Sioux Falls Joe Foss Field

Sun 1/25

9:00 am-1:45 pm

1 stop6h 45m

$290

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 1/8

6:15 am-3:37 pm

1 stop7h 22m

Sioux Falls Joe Foss Field

Mon 1/12

10:50 am-9:25 am

2 stops24h 35m

$317

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

Sat 1/10

1:48 pm-11:44 pm

1 stop7h 56m

Sioux Falls Joe Foss Field

Tue 1/13

9:00 am-3:21 pm

1 stop8h 21m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 46 results
1
2
3
...
5

Best time to book a flight from Washington to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Sioux Falls

What is the cheapest month to book a flight from State of Washington to Sioux Falls?

Currently, March is the cheapest month in which you can book a flight from State of Washington to Sioux Falls (average of $99). Flying from State of Washington to Sioux Falls in January is currently the most expensive (average of $268). 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 WA to FSD?

Find hourly flight availability from Washington to Sioux Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

One of the essential ways to save on airfare from State of Washington to Sioux Falls is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 54% on airfare.

How much does it cost to fly round-trip from State of Washington to Sioux Falls?

Related info for your journey

Find useful and relevant information for your journey from Washington to Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sioux Falls from Washington?

    Sioux Falls Joe Foss Field (FSD) is the airport you will fly into if you book a flight from Washington to Sioux Falls. 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 State of Washington to Sioux Falls?

    Airlines like United Airlines and Delta fly from State of Washington to Sioux Falls in about 5h 58m. The time it takes to get you to your destination can typically vary by up to 1h 06m. Airlines will cover a distance of 1039 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from State of Washington to Sioux Falls one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $104. Frontier flights start at $111 while deals on United Airlines start at $144 one-way.

  • What are the most popular routes from State of Washington to Sioux Falls?

    The most popular route from State of Washington to Sioux Falls is Seattle/Tacoma Intl - Sioux Falls Joe Foss Field. You may also consider Portland - Sioux Falls Joe Foss Field or Spokane - Sioux Falls Joe Foss Field.

  • Can I find deals for flights from Washington to Sioux Falls that include hotel bookings?

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

  • How can I find direct flights from Washington to Sioux Falls?

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

  • Can I find deals for business class flights from Washington to Sioux Falls?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Sioux Falls?

    Currently, March is the cheapest month in which you can book a flight from State of Washington to Sioux Falls (average of $99). Flying from State of Washington to Sioux Falls in January is currently the most expensive (average of $268). 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

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Marshall

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 Washington to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.
Syracuse to Sioux Falls flights
Seattle to Sioux Falls flights
Denver to Sioux Falls flights
Minneapolis to Rapid City flights
Denver to Rapid City flights
Dallas/Fort Worth to Rapid City flights
Baltimore to Sioux Falls flights
Portland to Sioux Falls flights
John F Kennedy Intl to Rapid City flights
O'Hare Intl to Sioux Falls flights
O'Hare Intl to Rapid City flights
Tampa to Sioux Falls flights
Charlotte to Sioux Falls flights
Newark to Sioux Falls flights
Raleigh to Sioux Falls flights
Portland to Rapid City flights
Dulles Intl to Sioux Falls flights
Grand Rapids to Rapid City flights
Dulles Intl to Rapid City flights
LaGuardia to Rapid City flights
LaGuardia to Sioux Falls flights
Indianapolis to Rapid City flights
Sky Harbor Intl to Sioux Falls flights
Hobby to Sioux Falls flights
Newark to Rapid City flights
Dallas/Fort Worth to Sioux Falls flights
Orlando to Sioux Falls flights
Sky Harbor Intl to Rapid City flights
Minneapolis to Sioux Falls flights
San Francisco to Sioux Falls flights
Nashville to Sioux Falls flights
Reagan-National to Sioux Falls flights
Midway to Sioux Falls flights
Boston to Rapid City flights
Columbus to Sioux Falls flights
Asheville to Sioux Falls flights
Los Angeles to Sioux Falls flights
Detroit to Rapid City flights
Norfolk to Sioux Falls flights
Los Angeles to Rapid City flights
Atlanta to Sioux Falls flights
Reno to Sioux Falls flights
Jacksonville to Rapid City flights
Providence to Rapid City flights
Seattle to Rapid City flights
Philadelphia to Rapid City flights
Raleigh to Rapid City flights
Reno to Rapid City flights
Detroit to Sioux Falls flights
George Bush Intcntl to Sioux Falls flights

Top 4 airlines flying from Washington to Sioux Falls

Discover the top 4 airlines that operate flights from Washington to Sioux Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$188Average$360FlexibilityNo cancel feeOn-time62%
DeltaCheapest$204Average$385FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$323FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$286Average$470FlexibilityNo cancel feeOn-time69%

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.