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Stewart

$134+ Cheap flights from San Antonio to New Windsor (SAT - 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SWF
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from San Antonio to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 September 16, 2025.

Round-trip from

$262
(Kiwi.com)

One-way from

$134
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$279
From San Antonio to New Windsor Stewart
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One-way flight from San Antonio to New Windsor Stewart
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Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Antonio to Stewart

Cheapest flights from San Antonio to Stewart
Explore the most affordable flight options available from San Antonio to Stewart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/167:35 pmSAT - SWF
1 stop14h 06mMultiple Airlines
Mon 10/2011:01 amSWF - SAT
1 stop8h 29mMultiple Airlines
Deal found 9/15$262
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:35 pmSAT - SWF
1 stop14h 16mMultiple Airlines
Mon 10/1311:01 amSWF - SAT
1 stop8h 29mMultiple Airlines
Deal found 9/16$295
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/19:47 pmSAT - SWF
2 stops36h 34mMultiple Airlines
Sun 10/511:43 amSWF - SAT
1 stop29h 07mMultiple Airlines
Deal found 9/15$470
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sun 12/216:33 pmSAT - SWF
2 stops16h 11mMultiple Airlines
Tue 12/2311:43 amSWF - SAT
1 stop11h 44mMultiple Airlines
Deal found 9/14$943
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 11/237:39 pmSAT - SWF
2 stops15h 05mMultiple Airlines
Sun 11/3011:43 amSWF - SAT
1 stop8h 01mMultiple Airlines
Deal found 9/15$948

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 September 16, 2025.
Use the filters below to find and compare flights from San Antonio to New Windsor that are best for you.

Fly from

San Antonio

Fly to

Stewart

Route

Depart

Return

Price

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Thu 10/16

7:35 pm-10:41 am

1 stop14h 06m

New Windsor Stewart

Mon 10/20

11:01 am-6:30 pm

1 stop8h 29m

$262

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Wed 10/1

9:47 pm-11:21 am

2 stops36h 34m

New Windsor Stewart

Sun 10/5

11:43 am-3:50 pm

1 stop29h 07m

$470

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Sun 12/21

6:33 pm-11:44 am

2 stops16h 11m

New Windsor Stewart

Tue 12/23

11:43 am-10:27 pm

1 stop11h 44m

$943

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Sun 11/23

7:39 pm-11:44 am

2 stops15h 05m

New Windsor Stewart

Sun 11/30

11:43 am-6:44 pm

1 stop8h 01m

$948

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Thu 10/23

7:35 pm-10:41 am

1 stop14h 06m

$134

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Thu 10/16

7:35 pm-10:41 am

1 stop14h 06m

$134

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Sun 11/16

4:16 pm-11:11 am

1 stop17h 55m

$138

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Sat 1/10

6:00 am-11:08 am

1 stop28h 08m

$143

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Wed 2/4

6:00 am-11:08 am

1 stop28h 08m

$145

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

Thu 10/2

7:17 pm-11:21 am

1 stop15h 04m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 12 results
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Best time to book a flight from San Antonio to Stewart

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

What is the cheapest month to book a flight from San Antonio to New Windsor?

Currently, October is the cheapest month in which you can book a flight from San Antonio to New Windsor (average of $109). Flying from San Antonio to New Windsor in December is currently the most expensive (average of $202). 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 San Antonio to Stewart. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from San Antonio to Stewart that include hotel bookings?

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

  • How can I find direct flights from San Antonio to Stewart?

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

  • Can I find deals for business class flights from San Antonio to Stewart?

    Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to New Windsor?

    Currently, October is the cheapest month in which you can book a flight from San Antonio to New Windsor (average of $109). Flying from San Antonio to New Windsor in December is currently the most expensive (average of $202). 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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