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$88+ Cheap flights from Sioux Falls (FSD) to Washington

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — SEA
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Sioux Falls to Washington

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

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.
Wed 12/176:00 amFSD - SEA
1 stop6h 10mUnited Airlines
Wed 1/712:25 pmSEA - FSD
1 stop5h 59mUnited Airlines
Deal found 12/3$304
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.
Sun 12/213:09 pmFSD - PDX
1 stop7h 45mAmerican Airlines
Thu 1/15:33 amPDX - FSD
1 stop9h 13mAmerican Airlines
Deal found 12/2$304
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.
Sun 12/147:00 amFSD - GEG
1 stop7h 30mAmerican Airlines
Sun 1/113:02 pmGEG - FSD
1 stop6h 39mAmerican Airlines
Deal found 12/3$329
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:50 pmFSD - GEG
1 stop16h 17mMultiple Airlines
Tue 12/2311:19 amGEG - FSD
1 stop22h 31mMultiple Airlines
Deal found 12/4$364
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:11 amFSD - GEG
1 stop6h 58mAmerican Airlines
Sun 12/213:05 pmGEG - FSD
1 stop6h 34mAmerican Airlines
Deal found 12/4$370
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amFSD - PDX
1 stop6h 00mUnited Airlines
Tue 1/63:45 pmPDX - FSD
1 stop5h 59mUnited Airlines
Deal found 12/1$380
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/201:10 pmFSD - PDX
1 stop26h 14mMultiple Airlines
Sun 1/412:47 pmPDX - FSD
1 stop29h 08mMultiple Airlines
Deal found 12/1$395
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:30 pmFSD - PDX
1 stop6h 13mDelta
Sun 12/1412:32 amPDX - FSD
1 stop7h 48mDelta
Deal found 12/3$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.
Fri 12/198:11 amFSD - GEG
1 stop7h 25mAmerican Airlines
Mon 12/223:05 pmGEG - FSD
1 stop6h 34mAmerican Airlines
Deal found 12/3$418
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:00 amFSD - GEG
1 stop5h 45mUnited Airlines
Mon 12/84:10 pmGEG - FSD
1 stop5h 33mUnited Airlines
Deal found 12/4$419
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 12/55:05 amFSD - GEG
1 stop8h 57mDelta
Mon 12/87:35 pmGEG - FSD
2 stops12h 45mDelta
Deal found 12/4$424
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:40 pmFSD - SEA
1 stop22h 26mMultiple Airlines
Fri 12/124:46 pmSEA - FSD
2 stops17h 34mMultiple Airlines
Deal found 12/2$430

Find flight deals from Sioux Falls to Washington

Keep the following information in mind while searching for Sioux Falls to Washington 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
(Delta)

One-way from

$88
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$465
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Seattle/Tacoma Intl flights.
Search Deals
From Sioux Falls Joe Foss Field to Washington
Search Deals
One-way flight from Sioux Falls Joe Foss Field to Washington
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($33 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 Sioux Falls to Washington 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 Sioux Falls to Washington that are best for you.

Fly from

Sioux Falls

Fly to

Washington

Route

Depart

Return

Price

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Sat 1/10

4:17 pm-10:54 pm

2 stops8h 37m

Portland

Tue 1/13

11:44 am-11:10 pm

1 stop9h 26m

$256

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Thu 1/8

8:00 am-2:09 pm

1 stop8h 09m

Spokane

Sun 1/11

3:02 pm-11:41 pm

1 stop6h 39m

$259

Sioux FallsPasco

FSD - PSC

FSDPSC

Sioux Falls Joe Foss Field

Tue 1/27

1:02 pm-7:56 pm

1 stop8h 54m

Pasco Tri Cities

Sat 1/31

6:50 am-3:37 pm

1 stop6h 47m

$259

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Wed 1/14

6:00 am-2:48 pm

2 stops10h 48m

Portland

Sun 1/18

5:00 am-12:58 pm

1 stop5h 58m

$265

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Fri 2/6

5:35 pm-11:51 pm

1 stop8h 16m

Seattle/Tacoma Intl

Sun 2/8

2:29 pm-11:41 pm

1 stop7h 12m

$269

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Tue 1/6

5:18 pm-9:15 pm

1 stop5h 57m

Seattle/Tacoma Intl

Sat 1/17

10:58 am-9:50 pm

1 stop8h 52m

$269

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Thu 1/22

9:00 am-1:45 pm

1 stop6h 45m

Portland

Sun 1/25

1:24 pm-8:24 pm

1 stop5h 00m

$269

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Sat 1/10

7:30 am-6:26 pm

2 stops12h 56m

Seattle/Tacoma Intl

Tue 1/13

12:25 pm-8:24 pm

1 stop5h 59m

$274

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Wed 1/14

4:37 pm-9:22 am

1 stop18h 45m

Portland

Sun 1/18

8:18 am-9:57 am

1 stop23h 39m

$284

Sioux FallsSpokane

FSD - GEG

FSDGEG

Sioux Falls Joe Foss Field

Fri 3/13

8:05 am-1:11 pm

1 stop7h 06m

Spokane

Wed 3/18

7:10 am-7:20 pm

2 stops10h 10m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Showing 1-10 of 46 results
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Best time to book a flight from Sioux Falls to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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

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

Currently, March is the cheapest month in which you can book a flight from Sioux Falls to State of Washington (average of $138). Flying from Sioux Falls to State of Washington in June is currently the most expensive (average of $305). 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 WA?

Find hourly flight availability from Sioux Falls to Washington. 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 Sioux Falls to State of Washington is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 37% on airfare.

What is the cheapest day to fly from Sioux Falls to State of Washington?

Use this chart to determine the cheapest time to fly round-trip from Sioux Falls to Washington. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Sioux Falls to State of Washington flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated December 4, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Sioux Falls to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,066 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,090 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Washington. 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?

    Sioux Falls Joe Foss Field (FSD), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Sioux Falls to Washington.

  • How long is the flight from Sioux Falls to State of Washington?

    For as low as $259, Delta can have you in State of Washington from Sioux Falls in 8h 09m. The distance between Sioux Falls and State of Washington is about 1039 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $101. Users have also found prices from $104 and $165 on Delta and United Airlines, respectively.

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

    While some choose either Sioux Falls Joe Foss Field - Seattle/Tacoma Intl or Sioux Falls Joe Foss Field - Spokane, Sioux Falls Joe Foss Field - Portland is the most popular route from Sioux Falls to State of Washington.

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

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

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

    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.

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

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

    Currently, March is the cheapest month in which you can book a flight from Sioux Falls to State of Washington (average of $138). Flying from Sioux Falls to State of Washington in June is currently the most expensive (average of $305). 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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Top 4 airlines flying from Sioux Falls to Washington

Discover the top 4 airlines that operate flights from Sioux Falls to Washington. 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$190Average$285FlexibilityNo cancel feeOn-time62%
DeltaCheapest$208Average$400FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$401FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$472FlexibilityNo cancel feeOn-time69%

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