HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Stewart

$120+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SWF
feb. 14 — feb. 211
sáb. 2/14
sáb. 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Stewart with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 enero 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$356
(Kiwi.com)

One-way from

$120
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$344
Provider with most accurate pricing for San Antonio-New Windsor Stewart flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-New Windsor Stewart flights.
Search Deals
From San Antonio to New Windsor Stewart
Search Deals
One-way flight from San Antonio to New Windsor Stewart
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 enero 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
mié. 1/286:30 am
SAT
-
SWF
1 stop28h 03m
Multiple Airlines
dom. 2/112:13 pm
SWF
-
SAT
1 stop12h 39m
Multiple Airlines
Deal found 1/13$356
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
sáb. 2/147:56 pm
SAT
-
SWF
2 stops14h 12m
Multiple Airlines
dom. 2/2211:48 am
SWF
-
SAT
1 stop8h 41m
Multiple Airlines
Deal found 1/13$405
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
jue. 1/2210:35 am
SAT
-
SWF
1 stop22h 44m
Multiple Airlines
vie. 1/237:33 pm
SWF
-
SAT
1 stop29h 19m
Multiple Airlines
Deal found 1/14$449

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 enero 15, 2026.
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

mié. 1/28

6:30 am-11:33 am

1 stop28h 03m

New Windsor Stewart

dom. 2/1

12:13 pm-11:52 pm

1 stop12h 39m

$356

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

sáb. 2/14

7:56 pm-11:08 am

2 stops14h 12m

New Windsor Stewart

dom. 2/22

11:48 am-7:29 pm

1 stop8h 41m

$405

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

mié. 2/4

6:30 am-11:08 am

1 stop27h 38m

$125

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

mié. 5/27

10:26 am-9:38 am

1 stop22h 12m

$133

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

mié. 2/25

10:26 am-11:02 am

1 stop23h 36m

$138

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

sáb. 5/30

10:26 am-9:38 am

1 stop22h 12m

$154

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

mar. 5/19

6:00 am-11:25 am

2 stops28h 25m

$164

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

mar. 2/24

5:36 pm-11:02 am

3 stops40h 26m

$170

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

jue. 1/29

6:30 am-11:31 am

2 stops28h 01m

$171

San AntonioNew Windsor

SAT - SWF

SATSWF

San Antonio

mar. 6/2

6:00 am-11:25 am

2 stops28h 25m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 11 results
1
2

Compare providers for flights from San Antonio to Stewart

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Stewart in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-New Windsor flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-New Windsor flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Antonio-New Windsor flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-New Windsor flights, Cheapflights users trust eDreams the most. eDreams 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 San Antonio-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 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, January is the cheapest month in which you can book a flight from San Antonio to New Windsor (average of $80). Flying from San Antonio to New Windsor in July is currently the most expensive (average of $165). 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, January is the cheapest month in which you can book a flight from San Antonio to New Windsor (average of $80). Flying from San Antonio to New Windsor in July is currently the most expensive (average of $165). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Stewart

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Newark flights
Hobby to John F Kennedy Intl flights
Hobby to LaGuardia flights
Hobby to Newark flights
Austin to John F Kennedy Intl flights
George Bush Intcntl to John F Kennedy Intl flights
George Bush Intcntl to Newark flights
George Bush Intcntl to LaGuardia flights
Austin to Newark flights
Love Field to LaGuardia flights
Austin to LaGuardia flights
San Antonio to John F Kennedy Intl flights
San Antonio to Newark flights
San Antonio to LaGuardia flights
Love Field to Newark flights
Dallas/Fort Worth to Stewart flights
Dallas/Fort Worth to Buffalo flights
El Paso to John F Kennedy Intl flights
Dallas/Fort Worth to Syracuse flights
El Paso to LaGuardia flights
El Paso to Newark flights
Dallas/Fort Worth to Islip flights
Dallas/Fort Worth to Rochester flights
Love Field to John F Kennedy Intl flights
Dallas/Fort Worth to Albany flights
Love Field to Buffalo flights
George Bush Intcntl to Stewart flights
McAllen to John F Kennedy Intl flights
Hobby to Albany flights
McAllen to Newark flights
Hobby to Buffalo flights
Dallas/Fort Worth to White Plains flights
Hobby to White Plains flights
McAllen to LaGuardia flights
George Bush Intcntl to Albany flights
George Bush Intcntl to Buffalo flights
Harlingen to Newark flights
Austin to White Plains flights
Hobby to Syracuse flights
Hobby to Rochester flights
Austin to Albany flights
George Bush Intcntl to White Plains flights
Lubbock to LaGuardia flights
Harlingen to LaGuardia flights
Austin to Buffalo flights
George Bush Intcntl to Syracuse flights
Love Field to Rochester flights
Brownsville to Newark flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.