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$121+ Cheap flights from Boston to Islip (BOS - ISP)

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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — ISP
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Boston to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Islip (ISP). 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 November 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Southwest)

One-way from

$121
(KAYAK)
Provider with most accurate pricing for Boston Logan Intl-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Islip Long Island flights.
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From Boston Logan Intl to Islip Long Island
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One-way flight from Boston Logan Intl to Islip Long Island
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Find flight deals from Boston to Islip

Cheapest flights from Boston to Islip
Explore the most affordable flight options available from Boston to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Southwest deal was found by Cheapflights users on 11/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/106:00 amBOS - ISP
1 stop4h 40mSouthwest
Tue 12/104:30 pmISP - BOS
1 stop5h 55mSouthwest
Deal found 11/19$296
This Trip.com deal was found by Cheapflights users on 11/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/196:00 amBOS - ISP
1 stop11h 43mFrontier
Wed 12/2510:56 amISP - BOS
1 stop13h 43mFrontier
Deal found 11/19$372
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:00 amBOS - ISP
3 stops32h 17mMultiple Airlines
Thu 12/57:25 pmISP - BOS
1 stop15h 16mMultiple Airlines
Deal found 11/19$383

Find flights from Boston to Islip within your budget

Customize your flight search to find flights from Boston to Islip 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 2,629,791 searches. Data last updated November 20, 2024.

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Route

Depart

Return

Price

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Tue 12/10

6:00 am-10:40 am

1 stop4h 40m

Islip Long Island

Tue 12/10

4:30 pm-10:25 pm

1 stop5h 55m

$296

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Thu 12/19

6:00 am-5:43 pm

1 stop11h 43m

Islip Long Island

Wed 12/25

10:56 am-12:39 am

1 stop13h 43m

$372

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Wed 12/4

5:00 am-1:17 pm

3 stops32h 17m

Islip Long Island

Thu 12/5

7:25 pm-10:41 am

1 stop15h 16m

$383

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Tue 12/17

6:00 am-10:40 am

1 stop4h 40m

$121

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Wed 11/27

6:00 am-12:44 am

1 stop18h 44m

$184

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Wed 12/4

5:00 am-1:17 pm

3 stops32h 17m

$194

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Thu 12/19

8:03 am-3:17 pm

1 stop7h 14m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Compare providers for flights from Boston to Islip

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 Islip in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Islip, New York 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-Islip, New York 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 Islip

Have a flexible travel schedule? Discover the best time to fly to Islip 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.

Travel insights for flights from Boston to Islip

Get recent, data-driven insights about flights from Boston to Islip including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Boston to Islip, New York?

Currently, December is the cheapest month in which you can book a flight from Boston to Islip, New York (average of $89). Flying from Boston to Islip, New York in September is currently the most expensive (average of $207). 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.

What is the cheapest time of day to fly from BOS to ISP?

Find hourly flight availability from Boston to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

When flying from Boston to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated November 20, 2024.
Read through reviews of airlines operating flights from Boston to Islip, such as Southwest and Frontier. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.5
Good
3,394 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Frontier
6.1
Okay
3,539 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Boston to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Boston to Islip, New York round-trip?

    Flying on Southwest is currently your cheapest option to Islip, New York, with prices starting at $296. Another option worth looking into is Frontier, starting at $372 round trip.

  • What are the cheapest airlines to fly from Boston to Islip, New York one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $121. Frontier flights start at $184 while deals on JetBlue start at $361 one-way.

  • Can I find deals for flights from Boston to Islip that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Islip 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 Boston to Islip, New York?

    Currently, December is the cheapest month in which you can book a flight from Boston to Islip, New York (average of $89). Flying from Boston to Islip, New York in September is currently the most expensive (average of $207). 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.

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Alternative routes for Boston to Islip

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Boston to Islip

Discover the top airline that operate flights from Boston to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$258Average$296FlexibilityNo cancel feeOn-time63%
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