$146+ Cheap flights from New Windsor to San Antonio (SWF - SAT)
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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — SAT
Aug 6 — Aug 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Stewart to San Antonio 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 Stewart to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Stewart to San AntonioExplore the most affordable flight options available from Stewart to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from Stewart to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 9/212:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 9/55:38 pm
SAT
- SWF
2 stops15h 45m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sat 9/1212:39 pm
SWF
- SAT
1 stop21h 06m
Breeze Airways
Fri 9/1812:38 pm
SAT
- SWF
2 stops22h 01m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 8/2612:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 8/295:38 pm
SAT
- SWF
2 stops15h 49m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sat 9/1212:39 pm
SWF
- SAT
1 stop21h 06m
Multiple Airlines
Sat 9/1911:08 am
SAT
- SWF
2 stops22h 08m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sat 8/1512:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Fri 8/2111:30 am
SAT
- SWF
2 stops22h 55m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Sat 8/112:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Tue 8/47:39 pm
SAT
- SWF
2 stops22h 29m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Sat 7/2512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Fri 7/3111:30 am
SAT
- SWF
2 stops45h 08m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sat 8/1512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 8/225:38 pm
SAT
- SWF
2 stops15h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 7/3. 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.
Sat 10/3112:39 pm
SWF
- SAT
1 stop22h 06m
Multiple Airlines
Wed 11/411:08 am
SAT
- SWF
2 stops28h 29m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sat 10/1712:39 pm
SWF
- SAT
1 stop21h 06m
Multiple Airlines
Sat 10/2412:16 pm
SAT
- SWF
2 stops21h 00m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$403
Best flights from Stewart to San AntonioDiscover carefully curated flight deals from Stewart to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Stewart to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 8/2612:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 8/295:38 pm
SAT
- SWF
2 stops15h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sat 9/1212:39 pm
SWF
- SAT
1 stop21h 06m
Multiple Airlines
Sat 9/1911:08 am
SAT
- SWF
2 stops22h 08m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$369
This KAYAK deal was found by Cheapflights users on 7/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:39 pm
SWF
- SAT
1 stop21h 06m
Breeze Airways
Fri 9/1812:38 pm
SAT
- SWF
3 stops44h 38m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$753
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Sat 7/1812:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Tue 7/217:39 pm
SAT
- SWF
2 stops22h 17m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Sat 7/1812:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 7/254:26 pm
SAT
- SWF
1 stop16h 27m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Sat 7/2512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 8/14:26 pm
SAT
- SWF
1 stop16h 27m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$491
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Wed 7/1512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Fri 7/177:39 pm
SAT
- SWF
2 stops21h 15m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$514
This KAYAK deal was found by Cheapflights users on 7/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Mon 7/2711:30 am
SAT
- SWF
3 stops22h 38m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$793
This KAYAK deal was found by Cheapflights users on 7/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Sat 8/295:38 pm
SAT
- SWF
3 stops39h 52m
Breeze Airways
Deal found 7/4![Breeze Airways logo]()
$793
This KAYAK deal was found by Cheapflights users on 7/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Mon 8/1711:30 am
SAT
- SWF
3 stops22h 38m
Breeze Airways
Deal found 7/3![Breeze Airways logo]()
$803
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 7/1910:33 am
SWF
- SAT
1 stop23h 23m
Multiple Airlines
Wed 7/224:53 pm
SAT
- SWF
2 stops17h 02m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$673
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Sun 7/1210:33 am
SWF
- SAT
1 stop23h 23m
Multiple Airlines
Wed 7/154:53 pm
SAT
- SWF
2 stops17h 02m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$704
Last-minute flights from Stewart to San AntonioDiscover last-minute flight deals from Stewart to San Antonio. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Stewart to San Antonio. Data last updated July 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Wed 7/1512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 7/254:26 pm
SAT
- SWF
1 stop16h 27m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Sat 7/1812:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Tue 7/217:39 pm
SAT
- SWF
2 stops22h 17m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Sat 7/1812:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 7/254:26 pm
SAT
- SWF
1 stop16h 27m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Sat 7/2512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Fri 7/3111:30 am
SAT
- SWF
2 stops45h 08m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Sat 7/2512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 8/14:26 pm
SAT
- SWF
1 stop16h 27m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$491
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Sat 8/112:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Tue 8/47:39 pm
SAT
- SWF
2 stops22h 29m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sat 8/1512:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Fri 8/2111:30 am
SAT
- SWF
2 stops22h 55m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sat 8/1512:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 8/225:38 pm
SAT
- SWF
2 stops15h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 8/2612:05 pm
SWF
- SAT
1 stop22h 10m
Multiple Airlines
Sat 8/295:38 pm
SAT
- SWF
2 stops15h 49m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Fri 8/2812:17 pm
SWF
- SAT
2 stops21h 39m
Multiple Airlines
Mon 8/319:51 am
SAT
- SWF
1 stop24h 17m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$462
One-way flights from Stewart to San AntonioSearch for one-way flight options from Stewart to San Antonio. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Stewart to San Antonio. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 9/1612:39 pm
SWF
- SAT
1 stop21h 06m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 7/3. 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.
Tue 9/111:48 am
SWF
- SAT
2 stops29h 25m
Breeze Airways
Deal found 7/3![Breeze Airways logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 9/1612:39 pm
SWF
- SAT
3 stops22h 33m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Sat 7/1812:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/2912:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Deal found 7/3![Breeze Airways logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 8/512:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Deal found 7/6![Breeze Airways logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sat 8/112:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Deal found 7/4![Breeze Airways logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Sun 9/67:30 pm
SWF
- SAT
3 stops49h 01m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 7/3. 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.
Thu 8/1310:28 am
SWF
- SAT
3 stops33h 26m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 9/310:33 am
SWF
- SAT
1 stop23h 23m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 7/3. 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.
Sat 8/812:05 pm
SWF
- SAT
1 stop22h 10m
Breeze Airways
Deal found 7/3![Breeze Airways logo]()
$228
Find flight deals from Stewart to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to San Antonio (SAT). 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 July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $291 (Kiwi.com) |
One-way from | $146 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $467 |
Cheapflights Fare Finder
Customize your flight search to find flights from Stewart to San Antonio 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 July 7, 2026.
Use the filters below to find and compare flights from New Windsor to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Wed 8/26
12:05 pm-9:15 am
1 stop22h 10m
San Antonio
Sat 8/29
5:38 pm-10:27 am
2 stops15h 49m
$326
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sat 9/12
12:39 pm-8:45 am
1 stop21h 06m
San Antonio
Sat 9/19
11:08 am-10:16 am
2 stops22h 08m
$369
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sat 7/18
12:05 pm-9:15 am
1 stop22h 10m
San Antonio
Tue 7/21
7:39 pm-6:56 pm
2 stops22h 17m
$409
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sat 7/18
12:05 pm-9:15 am
1 stop22h 10m
San Antonio
Sat 7/25
4:26 pm-9:53 am
1 stop16h 27m
$412
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sat 7/25
12:05 pm-9:15 am
1 stop22h 10m
San Antonio
Sat 8/1
4:26 pm-9:53 am
1 stop16h 27m
$491
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Wed 7/15
12:05 pm-9:15 am
1 stop22h 10m
San Antonio
Fri 7/17
7:39 pm-5:54 pm
2 stops21h 15m
$514
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sun 7/19
10:33 am-8:56 am
1 stop23h 23m
San Antonio
Wed 7/22
4:53 pm-10:55 am
2 stops17h 02m
$673
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sun 7/12
10:33 am-8:56 am
1 stop23h 23m
San Antonio
Wed 7/15
4:53 pm-10:55 am
2 stops17h 02m
$704
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sat 9/12
12:39 pm-8:45 am
1 stop21h 06m
San Antonio
Fri 9/18
12:38 pm-10:16 am
3 stops44h 38m
$753
New WindsorSan Antonio
SWF - SAT
SWFSAT
New Windsor Stewart
Sat 7/25
12:05 pm-9:15 am
1 stop22h 10m
San Antonio
Mon 7/27
11:30 am-11:08 am
3 stops22h 38m
$793
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Stewart to San Antonio
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 Stewart to San Antonio in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on New Windsor-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Windsor-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Windsor-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New Windsor-San Antonio 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 New Windsor-San Antonio 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 San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Stewart with our price prediction graph.
SWF-SAT
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.
Related info for your journey
Find useful and relevant information for your journey from Stewart to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
San Antonio flight routes