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$242+ Cheap flights from Islip to Boston (ISP - BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BOS
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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How far in advance should I book a flight from Islip, New York to Boston?

Users have found that booking a flight from Islip, New York to Boston at least 48 days early can save you up to 136% on average compared to booking a flight this week. If booking 48 days before your flight isn’t an option for you, users have found flights from Islip, New York to Boston for as little as $157 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $366 for flights departing within the next 3 days.

What is the cheapest month to fly from Islip, New York to Boston?

February is one of the best times of the year to fly to Boston from Islip, New York. Prices for February average $167 per person but you can even find prices for as low as $68. The most expensive prices can be found in the month of April. Opting for a February flight can save you 26% on your journey compared to booking in April

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Boston as you normally would.

Cheap Islip to Boston flights in July & August 2024

Find cheap flight options from Islip to Boston specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/221:05 pmISP - BOS
1 stop25h 15mMultiple Airlines
Sun 8/259:59 amBOS - ISP
1 stop23h 14mMultiple Airlines
Deal found 7/25$242
This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/221:05 pmISP - BOS
2 stops30h 56mMultiple Airlines
Sun 8/259:59 amBOS - ISP
1 stop23h 14mMultiple Airlines
Deal found 7/25$312
This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/221:05 pmISP - BOS
2 stops30h 56mMultiple Airlines
Sun 8/254:27 pmBOS - ISP
2 stops24h 40mMultiple Airlines
Deal found 7/25$403
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/23:35 pmISP - BOS
1 stop24h 59mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$408
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/23:35 pmISP - BOS
2 stops32h 03mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$453
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/21:57 pmISP - BOS
3 stops35h 02mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$717

Islip to Boston 2024 flight deals

Discover exclusive flight deals for travel between Islip and Boston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/221:05 pmISP - BOS
1 stop25h 15mMultiple Airlines
Sun 8/259:59 amBOS - ISP
1 stop23h 14mMultiple Airlines
Deal found 7/25$242
This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/221:05 pmISP - BOS
2 stops30h 56mMultiple Airlines
Sun 8/259:59 amBOS - ISP
1 stop23h 14mMultiple Airlines
Deal found 7/25$312
This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/221:05 pmISP - BOS
2 stops30h 56mMultiple Airlines
Sun 8/254:27 pmBOS - ISP
2 stops24h 40mMultiple Airlines
Deal found 7/25$403
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/23:35 pmISP - BOS
1 stop24h 59mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$408
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/23:35 pmISP - BOS
2 stops32h 03mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$453
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/21:57 pmISP - BOS
3 stops35h 02mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$717

Islip to Boston flights leaving soon

Find last-minute flight options from Islip to Boston for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/23:35 pmISP - BOS
1 stop24h 59mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$408
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/23:35 pmISP - BOS
2 stops32h 03mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$453
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/21:57 pmISP - BOS
3 stops35h 02mMultiple Airlines
Sun 8/44:42 pmBOS - ISP
1 stop16h 31mMultiple Airlines
Deal found 7/24$717

One-way flights to Boston from Islip

Search for one-way flight options from Islip to Boston. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/11:05 pmISP - BOS
1 stop27h 29mMultiple Airlines
Deal found 7/24$251
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/11:05 pmISP - BOS
2 stops25h 29mMultiple Airlines
Deal found 7/24$317
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3011:15 amISP - BOS
1 stop10h 18mJetBlue
Deal found 7/24$532
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2911:15 amISP - BOS
1 stop10h 18mJetBlue
Deal found 7/24$627

Find flights from Islip to Boston within your budget

Customize your flight search to find flights from Islip to Boston 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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$242 - $1,121

Route

Depart

Return

Price

Islip Long IslandBoston Logan Intl

ISP - BOS

ISPBOS

Islip Long Island

Thu 8/22

1 stop25h 15m

Boston Logan Intl

Sun 8/25

1 stop23h 14m

$242

Islip Long IslandBoston Logan Intl

ISP - BOS

ISPBOS

Islip Long Island

Mon 8/26

1 stop24h 23m

Boston Logan Intl

Thu 8/29

1 stop23h 14m

$258

Islip Long IslandBoston Logan Intl

ISP - BOS

ISPBOS

Islip Long Island

Mon 8/26

1 stop24h 23m

Boston Logan Intl

Thu 8/29

2 stops22h 48m

$281

Islip Long IslandBoston Logan Intl

ISP - BOS

ISPBOS

Islip Long Island

Thu 8/22

2 stops30h 56m

Boston Logan Intl

Sun 8/25

1 stop23h 14m

$312

Islip Long IslandBoston Logan Intl

ISP - BOS

ISPBOS

Islip Long Island

Mon 8/26

2 stops21h 50m

Boston Logan Intl

Thu 8/29

2 stops22h 48m

$331

Islip Long IslandBoston Logan Intl

ISP - BOS

ISPBOS

Islip Long Island

Thu 8/22

2 stops30h 56m

Boston Logan Intl

Sun 8/25

2 stops24h 40m

$403

Islip Long IslandBoston Logan Intl

ISP - BOS

ISPBOS

Islip Long Island

Fri 8/9

2 stops20h 42m

Boston Logan Intl

Sat 8/10

2 stops23h 03m

$1,121

Flights are sorted by cheapest first

Deals found on 7/25

No data available for this route at this time. Please check back soon.

Best time to book a flight from Islip to Boston

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

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated July 25, 2024.
JetBlue
7.6
Good
3,996 reviews

Food

7.1

Boarding

7.8

Comfort

7.8

Entertainment

7.5

Crew

8.2

Overall

7.6

Reviews

1 / 10

Terrible. Flight got delayed for nearly 6 hours due to “inclement weather” although other flights were still taking off at JFK

JetBlue
7.6
Good
3,996 reviews
JetBlue
7.6
Good
3,996 reviews

Food

7.1

Boarding

7.8

Comfort

7.8

Entertainment

7.5

Crew

8.2

Overall

7.6

Reviews

1 / 10

Terrible. Flight got delayed for nearly 6 hours due to “inclement weather” although other flights were still taking off at JFK

Related info for your journey

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

  • Can I find flights from Islip, New York to Boston for under $300 on Cheapflights?

    Yes, there are multiple flights from Islip, New York to Boston for under $300. The cheapest flight booked recently is on Multiple Airlines for just $242, but on average you can expect to pay $421.

  • Are there last-minute flights available from Islip, New York to Boston for under $500?

    There are currently 3+ open flights from Islip, New York to Boston within the next 7 days for less than $500.

  • What does ISP to BOS mean?

    Islip Long Island Airport is ISP and Boston Logan Intl Airport is BOS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Islip to Boston that include extra baggage allowance?

    The amount of baggage you can bring on your Islip to Boston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Islip to Boston with specific airlines?

    Yes, Cheapflights allows you to browse and filter Islip to Boston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Islip to Boston that allow pets onboard?

    Many airlines flying from Islip to Boston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Islip to Boston?

    Yes, you can often find last-minute deals on Islip to Boston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Islip, New York to Boston flight deals updated?

    The Islip, New York to Boston flight deals you see on this page were last updated on 7/25.

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

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Boston (average of $218). Flying from Islip, New York to Boston in July is currently the most expensive (average of $315). 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

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

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Search flights from Islip to Boston by cabin class

Find flights from Islip to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Weekly flight availability from Islip to Boston

Explore weekly flight availability from Islip to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 25, 2024.
Sunday1daily flight
Monday0daily flights
Tuesday0daily flights
Wednesday0daily flights
Thursday0daily flights
Friday0daily flights
Saturday0daily flights

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