HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$161+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — BUF
Apr 24 — May 11
Fri 4/24
Fri 5/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

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 Buffalo

Cheapest flights from Stewart to Buffalo
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 March 25, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/22. 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 4/1911:45 am
SWF
-
BUF
2 stops24h 02m
Multiple Airlines
Sun 4/263:58 pm
BUF
-
SWF
1 stop18h 52m
Multiple Airlines
Deal found 3/22$304
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 5/149:38 am
SWF
-
BUF
1 stop9h 08m
Multiple Airlines
Sun 5/178:49 pm
BUF
-
SWF
1 stop14h 06m
Multiple Airlines
Deal found 3/22$377
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 8/3112:17 pm
SWF
-
BUF
2 stops30h 50m
Multiple Airlines
Wed 9/27:52 pm
BUF
-
SWF
1 stop13h 06m
Multiple Airlines
Deal found 3/24$423
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 8/3112:17 pm
SWF
-
BUF
2 stops30h 50m
Multiple Airlines
Thu 9/38:57 pm
BUF
-
SWF
1 stop12h 49m
Multiple Airlines
Deal found 3/24$440
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 9/39:38 am
SWF
-
BUF
1 stop9h 29m
Multiple Airlines
Fri 9/47:52 pm
BUF
-
SWF
2 stops15h 33m
Multiple Airlines
Deal found 3/24$447
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 5/219:38 am
SWF
-
BUF
1 stop9h 21m
Multiple Airlines
Sat 5/237:52 pm
BUF
-
SWF
1 stop13h 06m
Multiple Airlines
Deal found 3/20$468
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 5/2110:28 am
SWF
-
BUF
2 stops27h 26m
Multiple Airlines
Sun 5/248:49 pm
BUF
-
SWF
1 stop12h 02m
Multiple Airlines
Deal found 3/20$491
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 8/139:38 am
SWF
-
BUF
1 stop9h 29m
Multiple Airlines
Sun 8/168:57 pm
BUF
-
SWF
2 stops14h 40m
Multiple Airlines
Deal found 3/20$508
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 7/309:38 am
SWF
-
BUF
1 stop9h 29m
Multiple Airlines
Sun 8/28:57 pm
BUF
-
SWF
2 stops14h 40m
Multiple Airlines
Deal found 3/21$511
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 6/189:38 am
SWF
-
BUF
1 stop9h 29m
Multiple Airlines
Mon 6/227:52 pm
BUF
-
SWF
1 stop15h 16m
Multiple Airlines
Deal found 3/23$513

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 March 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$304
(Kiwi.com)

One-way from

$161
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$207
Provider with most accurate pricing for New Windsor Stewart-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-Buffalo flights.
Search Deals
From New Windsor Stewart to Buffalo
Search Deals
One-way flight from New Windsor Stewart to Buffalo
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($20 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 March 2026
Search Deals

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 March 25, 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

Price

Cheapest round-trip

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Sun 4/19

11:45 am-11:47 am

2 stops24h 02m

Buffalo

Sun 4/26

3:58 pm-10:50 am

1 stop18h 52m

$304

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Thu 5/14

9:38 am-6:46 pm

1 stop9h 08m

Buffalo

Sun 5/17

8:49 pm-10:55 am

1 stop14h 06m

$377

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Mon 8/31

12:17 pm-7:07 pm

2 stops30h 50m

Buffalo

Wed 9/2

7:52 pm-8:58 am

1 stop13h 06m

$423

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Thu 9/3

9:38 am-7:07 pm

1 stop9h 29m

Buffalo

Fri 9/4

7:52 pm-11:25 am

2 stops15h 33m

$447
Quickest round-trip

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Thu 5/21

9:38 am-6:59 pm

1 stop9h 21m

Buffalo

Sat 5/23

7:52 pm-8:58 am

1 stop13h 06m

$468

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Thu 5/21

10:28 am-1:54 pm

2 stops27h 26m

Buffalo

Sun 5/24

8:49 pm-8:51 am

1 stop12h 02m

$491

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Sat 6/27

8:00 pm-7:07 pm

1 stop23h 07m

Buffalo

Mon 7/27

7:52 pm-11:08 am

1 stop15h 16m

$541

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Thu 5/7

9:38 am-6:46 pm

1 stop9h 08m

Buffalo

Sat 5/9

2:47 pm-8:58 am

1 stop18h 11m

$545

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Sun 6/21

9:38 am-7:07 pm

1 stop9h 29m

Buffalo

Mon 8/3

7:52 pm-11:08 am

1 stop15h 16m

$547
Cheapest one-way

New WindsorBuffalo

SWF - BUF

SWFBUF

New Windsor Stewart

Thu 5/21

10:28 am-6:59 pm

2 stops32h 31m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 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.
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 New Windsor to Buffalo

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

Currently, December is the cheapest month in which you can book a flight from New Windsor to Buffalo (average of $68). Flying from New Windsor to Buffalo in February is currently the most expensive (average of $114). 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 Stewart to Buffalo. 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 Stewart to Buffalo that include hotel bookings?

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

  • How can I find direct flights from Stewart to Buffalo?

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

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

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

    Currently, December is the cheapest month in which you can book a flight from New Windsor to Buffalo (average of $68). Flying from New Windsor to Buffalo in February is currently the most expensive (average of $114). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca

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.

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.