$129+ Cheap flights from New Windsor to Buffalo (SWF - BUF)
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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — BUF
Jun 10 — Jun 171
Round-trip
1 adult, Economy
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Find cheap flights from Stewart to Buffalo 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
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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 Buffalo
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Best
Last-minute
One-way
Cheapest flights from Stewart to BuffaloExplore the most affordable flight options available from Stewart to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
Explore the most affordable flight options available from Stewart to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 5/289:38 am
SWF
- BUF
1 stop9h 21m
Multiple Airlines
Sun 5/318:49 pm
BUF
- SWF
1 stop12h 02m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 5/289:38 am
SWF
- BUF
1 stop9h 21m
Multiple Airlines
Tue 6/27:52 pm
BUF
- SWF
2 stops15h 33m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 6/119:38 am
SWF
- BUF
1 stop9h 34m
Multiple Airlines
Sun 6/149:02 pm
BUF
- SWF
1 stop11h 47m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Thu 6/119:38 am
SWF
- BUF
1 stop9h 34m
Multiple Airlines
Thu 6/189:02 pm
BUF
- SWF
1 stop11h 47m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$322
Best flights from Stewart to BuffaloDiscover carefully curated flight deals from Stewart to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
Discover carefully curated flight deals from Stewart to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 5/289:38 am
SWF
- BUF
1 stop9h 21m
Multiple Airlines
Sun 5/318:49 pm
BUF
- SWF
1 stop12h 02m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Sun 6/219:38 am
SWF
- BUF
1 stop9h 34m
Multiple Airlines
Tue 6/239:02 pm
BUF
- SWF
2 stops14h 23m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 6/119:38 am
SWF
- BUF
1 stop9h 34m
Multiple Airlines
Sun 6/149:02 pm
BUF
- SWF
1 stop11h 47m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 6/49:38 am
SWF
- BUF
2 stops10h 26m
Multiple Airlines
Sat 6/67:52 pm
BUF
- SWF
1 stop13h 06m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 6/1712:05 pm
SWF
- BUF
2 stops31h 07m
Multiple Airlines
Wed 6/247:57 pm
BUF
- SWF
1 stop13h 01m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 6/2510:28 am
SWF
- BUF
2 stops27h 27m
Multiple Airlines
Mon 7/67:57 pm
BUF
- SWF
1 stop15h 11m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Thu 5/289:38 am
SWF
- BUF
1 stop9h 21m
Multiple Airlines
Sat 5/307:52 pm
BUF
- SWF
1 stop13h 06m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$430
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 7/210:28 am
SWF
- BUF
2 stops27h 27m
Multiple Airlines
Mon 7/137:57 pm
BUF
- SWF
1 stop15h 11m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Thu 6/48:04 pm
SWF
- BUF
2 stops39h 24m
Multiple Airlines
Thu 6/119:02 pm
BUF
- SWF
1 stop11h 47m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$446
Last-minute flights from Stewart to BuffaloDiscover last-minute flight deals from Stewart to Buffalo. Data last updated May 11, 2026 and is based on user searches.
Discover last-minute flight deals from Stewart to Buffalo. Data last updated May 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 5/289:38 am
SWF
- BUF
1 stop9h 21m
Multiple Airlines
Sun 5/318:49 pm
BUF
- SWF
1 stop12h 02m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 5/289:38 am
SWF
- BUF
1 stop9h 21m
Multiple Airlines
Tue 6/27:52 pm
BUF
- SWF
2 stops15h 33m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 6/119:38 am
SWF
- BUF
1 stop9h 34m
Multiple Airlines
Sun 6/149:02 pm
BUF
- SWF
1 stop11h 47m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Thu 6/119:38 am
SWF
- BUF
1 stop9h 34m
Multiple Airlines
Thu 6/189:02 pm
BUF
- SWF
1 stop11h 47m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$322
One-way flights from Stewart to BuffaloSearch for one-way flight options from Stewart to Buffalo. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
Search for one-way flight options from Stewart to Buffalo. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Tue 9/111:48 am
SWF
- BUF
2 stops26h 07m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 10/197:01 pm
SWF
- BUF
1 stop23h 00m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Sat 6/612:05 pm
SWF
- BUF
3 stops22h 36m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Wed 6/1712:05 pm
SWF
- BUF
2 stops31h 07m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 8/2212:05 pm
SWF
- BUF
3 stops22h 35m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 9/249:36 am
SWF
- BUF
1 stop7h 58m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Fri 6/512:17 pm
SWF
- BUF
2 stops30h 42m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 8/201:00 pm
SWF
- BUF
2 stops24h 55m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Thu 7/910:28 am
SWF
- BUF
2 stops27h 25m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/3012:05 pm
SWF
- BUF
3 stops22h 36m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$166
Find flight deals from Stewart to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Buffalo (BUF). 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 May 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (Kiwi.com) |
One-way from | $129 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $229 |
Cheapflights Fare Finder
Customize your flight search to find flights from Stewart to Buffalo 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 May 11, 2026.
Use the filters below to find and compare flights from New Windsor to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Thu 5/28
9:38 am-6:59 pm
1 stop9h 21m
Buffalo
Sun 5/31
8:49 pm-8:51 am
1 stop12h 02m
$261
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Sun 6/21
9:38 am-7:12 pm
1 stop9h 34m
Buffalo
Tue 6/23
9:02 pm-11:25 am
2 stops14h 23m
$336
Quickest round-trip
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Thu 6/11
9:38 am-7:12 pm
1 stop9h 34m
Buffalo
Sun 6/14
9:02 pm-8:49 am
1 stop11h 47m
$344
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Thu 6/4
9:38 am-8:04 pm
2 stops10h 26m
Buffalo
Sat 6/6
7:52 pm-8:58 am
1 stop13h 06m
$353
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Wed 6/17
12:05 pm-7:12 pm
2 stops31h 07m
Buffalo
Wed 6/24
7:57 pm-8:58 am
1 stop13h 01m
$370
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Thu 6/25
10:28 am-1:55 pm
2 stops27h 27m
Buffalo
Mon 7/6
7:57 pm-11:08 am
1 stop15h 11m
$424
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Thu 5/28
9:38 am-6:59 pm
1 stop9h 21m
Buffalo
Sat 5/30
7:52 pm-8:58 am
1 stop13h 06m
$430
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Thu 7/2
10:28 am-1:55 pm
2 stops27h 27m
Buffalo
Mon 7/13
7:57 pm-11:08 am
1 stop15h 11m
$441
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Thu 6/4
8:04 pm-11:28 am
2 stops39h 24m
Buffalo
Thu 6/11
9:02 pm-8:49 am
1 stop11h 47m
$446
Cheapest one-way
New WindsorBuffalo
SWF - BUF
SWFBUF
New Windsor Stewart
Fri 6/5
12:17 pm-6:59 pm
2 stops30h 42m
$157
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Stewart to Buffalo
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 Buffalo in May.
| 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-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Windsor-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Windsor-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New Windsor-Buffalo 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-Buffalo 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 Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Stewart with our price prediction graph.
SWF-BUF
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 Buffalo. 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 Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Amherst
Batavia
Williamsville
Orchard Park
Eden
West Seneca
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