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$103+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — SEA
ag. 23 — ag. 301
ds. 8/23
ds. 8/30
1 adult, Economy
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Cheap 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 agost 18, 2025.

Round-trip from

$175
(FlightHub)

One-way from

$103
(Frontier)

Popular in

March

Cheapest in

August

Average price

$302
From Sioux Falls Joe Foss Field to Washington
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One-way flight from Sioux Falls Joe Foss Field to Washington
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Highest demand for flights based on searches. 10% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 agost 18, 2025.

This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 10/163:19 pmFSD - SEA
1 stop18h 14mFrontier
dg. 10/198:43 pmSEA - FSD
1 stop19h 50mFrontier
Deal found 8/17$175
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dl. 9/152:54 pmFSD - SEA
1 stop11h 36mFrontier
dl. 9/226:12 amSEA - FSD
1 stop5h 57mFrontier
Deal found 8/17$182
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dv. 9/52:54 pmFSD - PDX
1 stop11h 18mFrontier
dg. 9/76:05 amPDX - FSD
1 stop6h 04mFrontier
Deal found 8/17$187
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 10/93:19 pmFSD - SEA
1 stop18h 14mFrontier
dj. 10/161:02 pmSEA - FSD
1 stop27h 31mFrontier
Deal found 8/17$190
This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dv. 9/192:54 pmFSD - PDX
1 stop11h 18mFrontier
dl. 9/226:05 amPDX - FSD
1 stop6h 04mFrontier
Deal found 8/18$209
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dv. 10/247:28 pmFSD - PDX
1 stop18h 20mFrontier
dg. 10/2612:43 pmPDX - FSD
1 stop27h 50mFrontier
Deal found 8/17$229
This FlightHub deal was found by Cheapflights users on 8/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dc. 8/203:07 pmFSD - SEA
1 stop9h 54mFrontier
dc. 8/276:41 amSEA - FSD
1 stop5h 31mFrontier
Deal found 8/16$233
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dl. 8/187:32 pmFSD - PDX
1 stop6h 44mFrontier
dj. 8/286:27 amPDX - FSD
1 stop4h 56mFrontier
Deal found 8/17$234
This FlightHub deal was found by Cheapflights users on 8/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dg. 10/52:54 pmFSD - SEA
1 stop11h 36mFrontier
dj. 10/91:02 pmSEA - FSD
1 stop27h 31mFrontier
Deal found 8/16$241
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dv. 9/262:54 pmFSD - SEA
1 stop11h 36mFrontier
dv. 10/36:12 amSEA - FSD
1 stop5h 57mFrontier
Deal found 8/17$249
This American Airlines deal was found by Cheapflights users on 8/17. 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.
dt. 11/111:03 pmFSD - PDX
1 stop8h 11mAmerican Airlines
ds. 11/151:28 pmPDX - FSD
1 stop8h 31mAmerican Airlines
Deal found 8/17$251
This Delta deal was found by Cheapflights users on 8/17. 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.
dt. 10/71:35 pmFSD - GEG
1 stop8h 11mDelta
dt. 10/141:10 pmGEG - FSD
2 stops7h 47mDelta
Deal found 8/17$256

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 agost 18, 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 FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

dj. 10/16

3:19 pm-7:33 am

1 stop18h 14m

Seattle/Tacoma Intl

dg. 10/19

8:43 pm-6:33 pm

1 stop19h 50m

$175

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

dl. 9/15

2:54 pm-12:30 am

1 stop11h 36m

Seattle/Tacoma Intl

dl. 9/22

6:12 am-2:09 pm

1 stop5h 57m

$182

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

dv. 9/5

2:54 pm-12:12 am

1 stop11h 18m

Portland

dg. 9/7

6:05 am-2:09 pm

1 stop6h 04m

$187

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

dj. 10/9

3:19 pm-7:33 am

1 stop18h 14m

Seattle/Tacoma Intl

dj. 10/16

1:02 pm-6:33 pm

1 stop27h 31m

$190

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

dv. 9/19

2:54 pm-12:12 am

1 stop11h 18m

Portland

dl. 9/22

6:05 am-2:09 pm

1 stop6h 04m

$209

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

dv. 10/24

7:28 pm-11:48 am

1 stop18h 20m

Portland

dg. 10/26

12:43 pm-6:33 pm

1 stop27h 50m

$229

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

dg. 10/5

2:54 pm-12:30 am

1 stop11h 36m

Seattle/Tacoma Intl

dj. 10/9

1:02 pm-6:33 pm

1 stop27h 31m

$241

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

dv. 9/26

2:54 pm-12:30 am

1 stop11h 36m

Seattle/Tacoma Intl

dv. 10/3

6:12 am-2:09 pm

1 stop5h 57m

$249

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

dv. 9/26

2:54 pm-12:30 am

1 stop11h 36m

Seattle/Tacoma Intl

dg. 10/5

6:12 am-2:09 pm

1 stop5h 57m

$249

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

dt. 11/11

1:03 pm-9:23 pm

1 stop10h 20m

Portland

ds. 11/15

1:28 pm-11:59 pm

1 stop8h 31m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 35 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, January is the cheapest month in which you can book a flight from Sioux Falls to State of Washington (average of $238). Flying from Sioux Falls to State of Washington in June is currently the most expensive (average of $389). 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 agost 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sioux Falls to State of Washington as you normally would.

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 agost 18, 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
8.0
Very good
7,981 reviews

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
7,981 reviews

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
5.8
Fair
3,212 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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

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 $256, Frontier can have you in State of Washington from Sioux Falls in 8h 11m. 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 $103. Users have also found prices from $126 and $126 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, January is the cheapest month in which you can book a flight from Sioux Falls to State of Washington (average of $238). Flying from Sioux Falls to State of Washington in June is currently the most expensive (average of $389). 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 Sioux Falls to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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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 agost 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$139Average$270FlexibilityNo cancel feeOn-time62%
DeltaCheapest$208Average$384FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$363FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$284Average$572FlexibilityNo cancel feeOn-time69%

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