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Stewart

$120+ Cheap flights from Boston to New Windsor (BOS - 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SWF
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
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Find cheap flights from Boston to Stewart with Cheapflights

1. Tell us where you want to go

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Cheap flight deals from Boston to Stewart

Cheapest flights from Boston to Stewart
Explore the most affordable flight options available from Boston to Stewart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Fri 6/58:44 am
BOS
-
SWF
1 stop26h 41m
Multiple Airlines
Fri 6/125:55 pm
SWF
-
BOS
1 stop18h 16m
Multiple Airlines
Deal found 4/21$331
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Wed 7/156:00 am
BOS
-
SWF
1 stop27h 38m
Multiple Airlines
Sun 7/1910:28 am
SWF
-
BOS
1 stop13h 30m
Multiple Airlines
Deal found 4/22$340
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Fri 7/318:47 am
BOS
-
SWF
1 stop26h 38m
Multiple Airlines
Thu 8/610:28 am
SWF
-
BOS
1 stop13h 30m
Multiple Airlines
Deal found 4/22$344
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Fri 6/58:44 am
BOS
-
SWF
1 stop26h 41m
Multiple Airlines
Mon 6/812:17 pm
SWF
-
BOS
2 stops9h 25m
Multiple Airlines
Deal found 4/22$362
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Fri 6/1212:01 pm
BOS
-
SWF
2 stops23h 24m
Multiple Airlines
Mon 7/205:49 pm
SWF
-
BOS
1 stop20h 54m
Multiple Airlines
Deal found 4/21$379
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Wed 4/2911:25 am
BOS
-
SWF
1 stop23h 43m
Multiple Airlines
Wed 5/612:05 pm
SWF
-
BOS
2 stops21h 07m
Multiple Airlines
Deal found 4/20$387
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Sat 5/211:16 am
BOS
-
SWF
1 stop23h 52m
Multiple Airlines
Wed 5/612:05 pm
SWF
-
BOS
2 stops21h 07m
Multiple Airlines
Deal found 4/20$394
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Fri 5/228:44 am
BOS
-
SWF
1 stop26h 41m
Multiple Airlines
Mon 5/255:53 pm
SWF
-
BOS
1 stop19h 04m
Multiple Airlines
Deal found 4/21$403

Find flight deals from Boston to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$331
(Kiwi.com)

One-way from

$120
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$282
Provider with most accurate pricing for Boston Logan Intl-New Windsor Stewart flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-New Windsor Stewart flights.
Search Deals
From Boston Logan Intl to New Windsor Stewart
Search Deals
One-way flight from Boston Logan Intl to New Windsor Stewart
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 April 23, 2026.
Use the filters below to find and compare flights from Boston to New Windsor that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Fri 7/31

8:47 am-11:25 am

1 stop26h 38m

New Windsor Stewart

Thu 8/6

10:28 am-11:58 pm

1 stop13h 30m

$344

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Fri 6/5

8:44 am-11:25 am

1 stop26h 41m

New Windsor Stewart

Mon 6/8

12:17 pm-9:42 pm

2 stops9h 25m

$362

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Fri 6/12

12:01 pm-11:25 am

2 stops23h 24m

New Windsor Stewart

Mon 7/20

5:49 pm-2:43 pm

1 stop20h 54m

$379

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Fri 5/22

8:44 am-11:25 am

1 stop26h 41m

New Windsor Stewart

Mon 5/25

5:53 pm-12:57 pm

1 stop19h 04m

$403

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Thu 5/21

6:29 pm-5:03 pm

1 stop22h 34m

New Windsor Stewart

Sun 6/21

6:33 pm-2:43 pm

1 stop20h 10m

$419

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Sun 6/7

10:38 am-8:49 am

2 stops22h 11m

New Windsor Stewart

Sun 6/14

9:38 am-9:42 pm

1 stop12h 04m

$448
Quickest round-trip

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Thu 10/8

4:33 pm-8:55 am

1 stop16h 22m

New Windsor Stewart

Sun 10/11

11:58 am-12:22 am

1 stop12h 24m

$464

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Sun 6/14

10:38 am-8:49 am

2 stops22h 11m

New Windsor Stewart

Thu 6/18

9:38 am-10:41 pm

1 stop13h 03m

$470

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Thu 6/11

10:38 am-8:49 am

2 stops22h 11m

New Windsor Stewart

Sun 6/14

6:33 pm-5:34 pm

1 stop23h 01m

$475
Cheapest one-way

BostonNew Windsor

BOS - SWF

BOSSWF

Boston Logan Intl

Wed 5/13

10:07 am-8:58 am

1 stop22h 51m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Boston 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 Boston to Stewart in April.
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 Boston-New Windsor flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-New Windsor flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-New Windsor flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-New Windsor 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 Boston-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 Boston to Stewart

Have a flexible travel schedule? Discover the best time to fly to Stewart from Boston 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.

Related info for your journey

Find useful and relevant information for your journey from Boston 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 Boston to Stewart that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

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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