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Stewart

$371+ Cheap flights from Boise to New Windsor (BOI - 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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SWF
Feb 18 — Feb 251
Wed 2/18
Wed 2/25
1 adult, Economy
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Cheap flight deals from Boise to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 January 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Popular in

December

Cheapest in

October

Average price

$526
Provider with most accurate pricing for Boise Air Term. Gowen Fld-New Windsor Stewart flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-New Windsor Stewart flights.
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($123 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Boise to Stewart

One-way flights from Boise to Stewart
Search for one-way flight options from Boise to Stewart. Find affordable one-way fares based on user searches. Data last updated January 19, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/17. 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 2/2211:56 am
BOI
-
SWF
3 stops21h 35m
Multiple Airlines
Deal found 1/17$371
This Kiwi.com deal was found by Cheapflights users on 1/17. 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 3/1011:30 pm
BOI
-
SWF
3 stops31h 49m
Multiple Airlines
Deal found 1/17$591
This Kiwi.com deal was found by Cheapflights users on 1/17. 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 6/264:50 pm
BOI
-
SWF
3 stops38h 08m
Multiple Airlines
Deal found 1/17$775

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 January 19, 2026.
Use the filters below to find and compare flights from Boise to New Windsor that are best for you.

Fly from

Boise

Fly to

Stewart

Route

Depart

Return

Price

BoiseNew Windsor

BOI - SWF

BOISWF

Boise Air Term. Gowen Fld

Sun 2/22

11:56 am-11:31 am

3 stops21h 35m

$371

BoiseNew Windsor

BOI - SWF

BOISWF

Boise Air Term. Gowen Fld

Tue 3/10

11:30 pm-9:19 am

3 stops31h 49m

$591

BoiseNew Windsor

BOI - SWF

BOISWF

Boise Air Term. Gowen Fld

Fri 6/26

4:50 pm-8:58 am

3 stops38h 08m

$775

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

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

Have a flexible travel schedule? Discover the best time to fly to Stewart from Boise 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 Boise to New Windsor

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

Currently, September is the cheapest month in which you can book a flight from Boise to New Windsor (average of $115). Flying from Boise to New Windsor in January is currently the most expensive (average of $292). 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 Boise 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 Boise to Stewart that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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 Boise to New Windsor?

    Currently, September is the cheapest month in which you can book a flight from Boise to New Windsor (average of $115). Flying from Boise to New Windsor in January is currently the most expensive (average of $292). 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

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