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$290+ Cheap flights from New Windsor to Sioux Falls (SWF - 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — FSD
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Stewart to Sioux Falls

Cheapest flights from Stewart to Sioux Falls
Explore the most affordable flight options available from Stewart to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Thu 5/2810:28 am
SWF
-
FSD
2 stops23h 08m
Allegiant Air
Sun 5/317:02 pm
FSD
-
SWF
1 stop12h 49m
Allegiant Air
Deal found 2/2$461
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Thu 4/97:47 pm
SWF
-
FSD
1 stop15h 08m
Allegiant Air
Sun 4/1210:25 am
FSD
-
SWF
1 stop23h 25m
Allegiant Air
Deal found 2/2$528
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Thu 2/1211:48 am
SWF
-
FSD
2 stops31h 24m
Multiple Airlines
Tue 2/1712:03 pm
FSD
-
SWF
1 stop27h 53m
Multiple Airlines
Deal found 2/2$703
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Mon 2/1611:04 am
SWF
-
FSD
1 stop25h 09m
Allegiant Air
Thu 2/195:40 pm
FSD
-
SWF
1 stop15h 34m
Allegiant Air
Deal found 2/2$706
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Thu 2/1211:42 am
SWF
-
FSD
1 stop30h 42m
Allegiant Air
Tue 2/1712:03 pm
FSD
-
SWF
1 stop27h 53m
Allegiant Air
Deal found 2/2$735
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:46 pm
SWF
-
FSD
1 stop24h 04m
Allegiant Air
Sun 2/225:40 pm
FSD
-
SWF
1 stop15h 34m
Allegiant Air
Deal found 2/3$840

Find flight deals from Stewart to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Sioux Falls (FSD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 4, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$528
(Kiwi.com)

One-way from

$290
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$398
Provider with most accurate pricing for New Windsor Stewart-Sioux Falls Joe Foss Field flight deals.
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Provider most trusted by Cheapflights users for New Windsor Stewart-Sioux Falls Joe Foss Field flights.
Search Deals
From New Windsor Stewart to Sioux Falls Joe Foss Field
Search Deals
One-way flight from New Windsor Stewart to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart 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 February 4, 2026.
Use the filters below to find and compare flights from New Windsor to Sioux Falls that are best for you.

Fly from

Stewart

Fly to

Sioux Falls

Route

Depart

Return

Price

New WindsorSioux Falls

SWF - FSD

SWFFSD

New Windsor Stewart

Thu 5/28

10:28 am-8:36 am

2 stops23h 08m

Sioux Falls Joe Foss Field

Sun 5/31

7:02 pm-8:51 am

1 stop12h 49m

$461

New WindsorSioux Falls

SWF - FSD

SWFFSD

New Windsor Stewart

Thu 4/9

7:47 pm-9:55 am

1 stop15h 08m

Sioux Falls Joe Foss Field

Sun 4/12

10:25 am-10:50 am

1 stop23h 25m

$528

New WindsorSioux Falls

SWF - FSD

SWFFSD

New Windsor Stewart

Mon 2/16

11:04 am-11:13 am

1 stop25h 09m

Sioux Falls Joe Foss Field

Thu 2/19

5:40 pm-10:14 am

1 stop15h 34m

$706

New WindsorSioux Falls

SWF - FSD

SWFFSD

New Windsor Stewart

Wed 2/18

5:46 pm-4:50 pm

1 stop24h 04m

Sioux Falls Joe Foss Field

Sun 2/22

5:40 pm-10:14 am

1 stop15h 34m

$840

New WindsorSioux Falls

SWF - FSD

SWFFSD

New Windsor Stewart

Sun 3/15

12:29 pm-5:05 pm

1 stop29h 36m

$290

New WindsorSioux Falls

SWF - FSD

SWFFSD

New Windsor Stewart

Thu 2/12

11:42 am-5:24 pm

1 stop30h 42m

$405

New WindsorSioux Falls

SWF - FSD

SWFFSD

New Windsor Stewart

Sat 2/14

5:59 pm-6:02 pm

1 stop25h 03m

$611

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

  • Most accurate provider: When it comes to deals on New Windsor-Sioux Falls flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on New Windsor-Sioux Falls flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from New Windsor-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Windsor-Sioux Falls flights, Cheapflights users trust Expedia the most. Expedia 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 New Windsor-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 Stewart to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Stewart 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 New Windsor to Sioux Falls

What is the cheapest month to book a flight from New Windsor to Sioux Falls?

Currently, November is the cheapest month in which you can book a flight from New Windsor to Sioux Falls (average of $118). Flying from New Windsor to Sioux Falls in March is currently the most expensive (average of $288). 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.

Related info for your journey

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

  • How long is the flight from New Windsor to Sioux Falls?

    Departing from New Windsor to Sioux Falls will take you 23h 08m. The distance between New Windsor and Sioux Falls is about 1157 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Stewart 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 New Windsor to Sioux Falls?

    Currently, November is the cheapest month in which you can book a flight from New Windsor to Sioux Falls (average of $118). Flying from New Windsor to Sioux Falls in March is currently the most expensive (average of $288). 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

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