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Sioux Falls

$117+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FSD
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheap 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 julio 3, 2025.

Round-trip from

$154
(Priceline)

One-way from

$117
(Priceline)

Popular in

December

Cheapest in

January

Average price

$481
From Washington to Sioux Falls Joe Foss Field
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One-way flight from Washington to Sioux Falls Joe Foss Field
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Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 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 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 julio 3, 2025.

This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/166:35 amPDX - FSD
1 stop10h 19mFrontier
mié. 7/237:48 pmFSD - PDX
1 stop5h 36mFrontier
Deal found 7/2$154
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/206:41 amSEA - FSD
1 stop5h 31mFrontier
mié. 8/273:07 pmFSD - SEA
1 stop9h 54mFrontier
Deal found 7/2$165
This American Airlines deal was found by Cheapflights users on 6/30. 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.
mar. 9/235:38 amPDX - FSD
1 stop9h 25mAmerican Airlines
mar. 10/71:33 pmFSD - PDX
1 stop10h 14mAmerican Airlines
Deal found 6/30$251
This American Airlines deal was found by Cheapflights users on 7/3. 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.
sáb. 11/155:52 amGEG - FSD
1 stop8h 59mAmerican Airlines
mié. 11/195:36 amFSD - GEG
1 stop9h 23mAmerican Airlines
Deal found 7/3$251
This Delta deal was found by Cheapflights users on 7/1. 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.
jue. 8/286:50 amGEG - FSD
1 stop5h 00mDelta
mar. 9/26:04 pmFSD - GEG
1 stop7h 44mDelta
Deal found 7/1$255
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/2611:55 pmSEA - FSD
1 stop8h 24mDelta
mar. 9/25:00 amFSD - SEA
1 stop7h 45mDelta
Deal found 7/3$269
This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/2610:50 amPDX - FSD
2 stops9h 32mUnited Airlines
lun. 9/295:14 pmFSD - PDX
1 stop5h 52mUnited Airlines
Deal found 7/1$274
This Delta deal was found by Cheapflights users on 6/30. 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.
mar. 9/237:31 pmPDX - FSD
2 stops12h 36mDelta
mar. 10/71:20 pmFSD - PDX
2 stops12h 28mDelta
Deal found 6/30$281
This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/31:05 pmSEA - FSD
2 stops8h 35mUnited Airlines
lun. 9/85:06 pmFSD - SEA
1 stop7h 53mUnited Airlines
Deal found 7/1$299
This American Airlines deal was found by Cheapflights users on 7/2. 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.
lun. 8/2512:46 amSEA - FSD
1 stop9h 31mAmerican Airlines
mar. 9/22:35 pmFSD - SEA
1 stop7h 59mAmerican Airlines
Deal found 7/2$329
This United Airlines deal was found by Cheapflights users on 7/2. 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.
sáb. 11/1512:45 pmGEG - FSD
2 stops8h 59mUnited Airlines
mié. 11/191:47 pmFSD - GEG
2 stops11h 42mUnited Airlines
Deal found 7/2$349
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/2710:34 amPDX - FSD
1 stop7h 42mAllegiant Air
dom. 8/36:38 pmFSD - PDX
2 stops23h 09mAllegiant Air
Deal found 7/1$368

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 julio 3, 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

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mié. 7/16

6:35 am-6:54 pm

1 stop10h 19m

Sioux Falls Joe Foss Field

mié. 7/23

7:48 pm-11:24 pm

1 stop5h 36m

$154

SeattleSioux Falls

SEA - FSD

SEAFSD

Seattle/Tacoma Intl

mié. 8/20

6:41 am-2:12 pm

1 stop5h 31m

Sioux Falls Joe Foss Field

mié. 8/27

3:07 pm-11:01 pm

1 stop9h 54m

$165

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mar. 9/23

5:38 am-5:03 pm

1 stop9h 25m

Sioux Falls Joe Foss Field

mar. 10/7

1:33 pm-9:47 pm

1 stop10h 14m

$251

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

sáb. 11/15

5:52 am-4:51 pm

1 stop8h 59m

Sioux Falls Joe Foss Field

mié. 11/19

5:36 am-12:59 pm

1 stop9h 23m

$251

SpokaneSioux Falls

GEG - FSD

GEGFSD

Spokane

jue. 8/28

6:50 am-1:50 pm

1 stop5h 00m

Sioux Falls Joe Foss Field

mar. 9/2

6:04 pm-11:48 pm

1 stop7h 44m

$255

SeattleSioux Falls

SEA - FSD

SEAFSD

Seattle/Tacoma Intl

mar. 8/26

11:55 pm-10:19 am

1 stop8h 24m

Sioux Falls Joe Foss Field

mar. 9/2

5:00 am-10:45 am

1 stop7h 45m

$269

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

vie. 9/26

10:50 am-10:22 pm

2 stops9h 32m

Sioux Falls Joe Foss Field

lun. 9/29

5:14 pm-9:06 pm

1 stop5h 52m

$274

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

mar. 9/23

7:31 pm-10:07 am

2 stops12h 36m

Sioux Falls Joe Foss Field

mar. 10/7

1:20 pm-11:48 pm

2 stops12h 28m

$281

SeattleSioux Falls

SEA - FSD

SEAFSD

Seattle/Tacoma Intl

mié. 9/3

1:05 pm-11:40 pm

2 stops8h 35m

Sioux Falls Joe Foss Field

lun. 9/8

5:06 pm-10:59 pm

1 stop7h 53m

$299

SeattleSioux Falls

SEA - FSD

SEAFSD

Seattle/Tacoma Intl

lun. 8/25

12:46 am-12:17 pm

1 stop9h 31m

Sioux Falls Joe Foss Field

mar. 9/2

2:35 pm-8:34 pm

1 stop7h 59m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 27 results
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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, September is the cheapest month in which you can book a flight from State of Washington to Sioux Falls (average of $334). Flying from State of Washington to Sioux Falls in December is currently the most expensive (average of $446). 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 julio 3, 2025.

When flying from State of Washington 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.

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

Reviews of airlines servicing Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sioux Falls. Reviews last updated julio 3, 2025.
Read through reviews of airlines operating flights from Washington to Sioux Falls, such as Alaska Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Allegiant Air
7.3
Good
708 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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.

  • 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 Frontier, which is currently one of the cheapest options available, starting at $117. Delta flights start at $141 while deals on American Airlines start at $160 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, September is the cheapest month in which you can book a flight from State of Washington to Sioux Falls (average of $334). Flying from State of Washington to Sioux Falls in December is currently the most expensive (average of $446). 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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Alternative routes for Washington to Sioux Falls

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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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$339FlexibilityNo cancel feeOn-time62%
DeltaCheapest$208Average$429FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$359FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$304Average$531FlexibilityNo cancel feeOn-time69%

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