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Stewart

$289+ Cheap flights from Sioux Falls to New Windsor (FSD - SWF)

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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — SWF
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from Sioux Falls to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Stewart (SWF). 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 January 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$447
(Kiwi.com)

One-way from

$289
(Kiwi.com)

Popular in

March

Cheapest in

April

Average price

$328
Provider with most accurate pricing for Sioux Falls Joe Foss Field-New Windsor Stewart flight deals.
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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-New Windsor Stewart flights.
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From Sioux Falls Joe Foss Field to New Windsor Stewart
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One-way flight from Sioux Falls Joe Foss Field to New Windsor Stewart
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High demand for flights, 6% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Sioux Falls to Stewart

Cheapest flights from Sioux Falls to Stewart
Explore the most affordable flight options available from Sioux Falls to Stewart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/11. 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 3/1112:56 pm
FSD
-
SWF
1 stop29h 59m
Allegiant Air
Mon 3/169:52 am
SWF
-
FSD
1 stop25h 19m
Allegiant Air
Deal found 1/11$447
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 3/55:38 pm
FSD
-
SWF
1 stop15h 34m
Allegiant Air
Mon 3/911:02 am
SWF
-
FSD
1 stop25h 09m
Allegiant Air
Deal found 1/11$456
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 3/55:38 pm
FSD
-
SWF
1 stop15h 34m
Allegiant Air
Sun 3/87:27 pm
SWF
-
FSD
1 stop15h 19m
Allegiant Air
Deal found 1/11$512
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 2/266:05 pm
FSD
-
SWF
1 stop15h 08m
Allegiant Air
Sun 3/111:52 am
SWF
-
FSD
1 stop30h 27m
Allegiant Air
Deal found 1/11$513
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 2/266:05 pm
FSD
-
SWF
1 stop15h 08m
Allegiant Air
Mon 3/211:03 am
SWF
-
FSD
1 stop25h 09m
Allegiant Air
Deal found 1/11$539
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 3/129:56 am
FSD
-
SWF
1 stop22h 06m
Allegiant Air
Mon 3/169:52 am
SWF
-
FSD
1 stop25h 19m
Allegiant Air
Deal found 1/11$595
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 2/1812:54 pm
FSD
-
SWF
1 stop28h 44m
Allegiant Air
Sun 2/227:28 pm
SWF
-
FSD
1 stop15h 16m
Allegiant Air
Deal found 1/11$611
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 3/1112:56 pm
FSD
-
SWF
1 stop29h 59m
Allegiant Air
Sun 3/158:40 pm
SWF
-
FSD
1 stop14h 26m
Allegiant Air
Deal found 1/11$645
This Kiwi.com deal was found by Cheapflights users on 1/9. 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 2/195:40 pm
FSD
-
SWF
1 stop15h 34m
Allegiant Air
Sun 2/227:28 pm
SWF
-
FSD
1 stop15h 16m
Allegiant Air
Deal found 1/9$696

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Stewart 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 January 12, 2026.
Use the filters below to find and compare flights from Sioux Falls to New Windsor that are best for you.

Fly from

Sioux Falls

Fly to

Stewart

Route

Depart

Return

Price

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Thu 3/5

5:38 pm-10:12 am

1 stop15h 34m

New Windsor Stewart

Mon 3/9

11:02 am-11:11 am

1 stop25h 09m

$456

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Thu 3/5

5:38 pm-10:12 am

1 stop15h 34m

New Windsor Stewart

Sun 3/8

7:27 pm-9:46 am

1 stop15h 19m

$512

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Thu 2/26

6:05 pm-10:13 am

1 stop15h 08m

New Windsor Stewart

Sun 3/1

11:52 am-5:19 pm

1 stop30h 27m

$513

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Thu 2/26

6:05 pm-10:13 am

1 stop15h 08m

New Windsor Stewart

Mon 3/2

11:03 am-11:12 am

1 stop25h 09m

$539

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Thu 3/12

9:56 am-9:02 am

1 stop22h 06m

New Windsor Stewart

Mon 3/16

9:52 am-10:11 am

1 stop25h 19m

$595

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Wed 2/18

12:54 pm-6:38 pm

1 stop28h 44m

New Windsor Stewart

Sun 2/22

7:28 pm-9:44 am

1 stop15h 16m

$611

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Wed 3/11

12:56 pm-7:55 pm

1 stop29h 59m

New Windsor Stewart

Sun 3/15

8:40 pm-10:06 am

1 stop14h 26m

$645

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Thu 2/19

5:40 pm-10:14 am

1 stop15h 34m

New Windsor Stewart

Sun 2/22

7:28 pm-9:44 am

1 stop15h 16m

$696

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Sat 3/14

4:53 pm-7:55 pm

1 stop26h 02m

New Windsor Stewart

Sun 3/22

8:40 pm-10:06 am

1 stop14h 26m

$775

Sioux FallsNew Windsor

FSD - SWF

FSDSWF

Sioux Falls Joe Foss Field

Wed 2/18

12:54 pm-6:38 pm

1 stop28h 44m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Sioux Falls-New Windsor flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-New Windsor flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-New Windsor flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-New Windsor flights, Cheapflights users trust FlightHub the most. FlightHub 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 Sioux Falls-New Windsor 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 Sioux Falls to Stewart

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

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

Currently, April is the cheapest month in which you can book a flight from Sioux Falls to New Windsor (average of $202). Flying from Sioux Falls to New Windsor in June is currently the most expensive (average of $378). 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 Sioux Falls to Stewart. 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 Sioux Falls to New Windsor?

    There are many flights that can get you from Sioux Falls to New Windsor in 15h 34m. Fly via Allegiant Air to get the fastest option. The distance between Sioux Falls and New Windsor is about 1157 mi.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Sioux Falls to New Windsor (average of $202). Flying from Sioux Falls to New Windsor in June is currently the most expensive (average of $378). 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 New Windsor?

Book flights to New Windsor if you plan to visit one of these locations
Kingston

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