Cheap flights from Boston to Islip (BOS - ISP) from $136

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 7/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOS — ISP
Jun 3 — Jun 101

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 May 29, 2024.

Round-trip from

$214

One-way from

$136
From Boston Logan Intl to Islip Long Island
One-way flight from Boston Logan Intl to Islip Long Island

How far in advance should I book a flight from Boston to Islip, New York?

Users have found that booking a flight from Boston to Islip, New York at least 57 days early can save you up to 156% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Boston to Islip, New York for as little as $178 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 $331 for flights departing within the next 3 days.

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

Flights from Boston to Islip, New York lean towards being more expensive in June. Prices are generally better when you fly from Boston to Islip, New York in January, with the cheapest ticket starting at $86.

When is the cheapest time to fly from Boston to Islip, New York (BOS - ISP)?

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.

Cheap Boston to Islip flights in May & June 2024

Find cheap flight options from Boston to Islip specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,765,679 searches. Prices were last updated on May 29, 2024.
Thu 6/65:08 pmBOS - ISP
1 stop16h 05mMultiple Airlines
Mon 6/101:57 pmISP - BOS
2 stops27h 11mMultiple Airlines
Deal found 5/28$259
Thu 6/65:08 pmBOS - ISP
1 stop16h 05mMultiple Airlines
Mon 6/103:35 pmISP - BOS
1 stop25h 08mMultiple Airlines
Deal found 5/28$314
Thu 6/64:42 pmBOS - ISP
2 stops22h 12mMultiple Airlines
Mon 6/101:57 pmISP - BOS
2 stops27h 11mMultiple Airlines
Deal found 5/28$437
Thu 6/274:42 pmBOS - ISP
2 stops24h 25mMultiple Airlines
Thu 7/41:05 pmISP - BOS
2 stops21h 41mMultiple Airlines
Deal found 5/28$443
Thu 6/274:16 pmBOS - ISP
3 stops24h 51mMultiple Airlines
Thu 7/41:05 pmISP - BOS
2 stops21h 41mMultiple Airlines
Deal found 5/28$448
Thu 6/274:16 pmBOS - ISP
3 stops24h 51mMultiple Airlines
Thu 7/41:05 pmISP - BOS
3 stops25h 44mMultiple Airlines
Deal found 5/28$472
Thu 6/64:42 pmBOS - ISP
3 stops22h 12mMultiple Airlines
Mon 6/101:57 pmISP - BOS
3 stops24h 52mMultiple Airlines
Deal found 5/28$579
Thu 6/274:42 pmBOS - ISP
2 stops24h 25mMultiple Airlines
Sun 6/301:05 pmISP - BOS
3 stops25h 44mMultiple Airlines
Deal found 5/28$581
Thu 6/274:16 pmBOS - ISP
3 stops24h 51mMultiple Airlines
Sun 6/301:05 pmISP - BOS
3 stops25h 44mMultiple Airlines
Deal found 5/28$583

Boston to Islip 2024 flight deals

Discover exclusive flight deals for travel between Boston and Islip in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,765,679 searches. Data last updated May 29, 2024.
Thu 6/65:08 pmBOS - ISP
1 stop16h 05mMultiple Airlines
Mon 6/101:57 pmISP - BOS
2 stops27h 11mMultiple Airlines
Deal found 5/28$259
Thu 6/65:08 pmBOS - ISP
1 stop16h 05mMultiple Airlines
Mon 6/103:35 pmISP - BOS
1 stop25h 08mMultiple Airlines
Deal found 5/28$314
Thu 6/64:42 pmBOS - ISP
2 stops22h 12mMultiple Airlines
Mon 6/101:57 pmISP - BOS
2 stops27h 11mMultiple Airlines
Deal found 5/28$437
Thu 6/274:42 pmBOS - ISP
2 stops24h 25mMultiple Airlines
Thu 7/41:05 pmISP - BOS
2 stops21h 41mMultiple Airlines
Deal found 5/28$443
Thu 6/274:16 pmBOS - ISP
3 stops24h 51mMultiple Airlines
Thu 7/41:05 pmISP - BOS
2 stops21h 41mMultiple Airlines
Deal found 5/28$448
Thu 6/274:16 pmBOS - ISP
3 stops24h 51mMultiple Airlines
Thu 7/41:05 pmISP - BOS
3 stops25h 44mMultiple Airlines
Deal found 5/28$472
Thu 6/64:42 pmBOS - ISP
3 stops22h 12mMultiple Airlines
Mon 6/101:57 pmISP - BOS
3 stops24h 52mMultiple Airlines
Deal found 5/28$579
Thu 6/274:42 pmBOS - ISP
2 stops24h 25mMultiple Airlines
Sun 6/301:05 pmISP - BOS
3 stops25h 44mMultiple Airlines
Deal found 5/28$581
Thu 6/274:16 pmBOS - ISP
3 stops24h 51mMultiple Airlines
Sun 6/301:05 pmISP - BOS
3 stops25h 44mMultiple Airlines
Deal found 5/28$583

Boston to Islip flights leaving soon

Find last-minute flight options from Boston to Islip 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 2,765,679 searches. Data last updated May 29, 2024.
Thu 6/65:08 pmBOS - ISP
1 stop16h 05mMultiple Airlines
Mon 6/101:57 pmISP - BOS
2 stops27h 11mMultiple Airlines
Deal found 5/28$259
Thu 6/65:08 pmBOS - ISP
1 stop16h 05mMultiple Airlines
Mon 6/103:35 pmISP - BOS
1 stop25h 08mMultiple Airlines
Deal found 5/28$314
Thu 6/64:42 pmBOS - ISP
2 stops22h 12mMultiple Airlines
Mon 6/101:57 pmISP - BOS
2 stops27h 11mMultiple Airlines
Deal found 5/28$437
Thu 6/64:42 pmBOS - ISP
3 stops22h 12mMultiple Airlines
Mon 6/101:57 pmISP - BOS
3 stops24h 52mMultiple Airlines
Deal found 5/28$579
Thu 6/64:42 pmBOS - ISP
3 stops22h 12mMultiple Airlines
Mon 6/109:53 amISP - BOS
2 stops9h 17mMultiple Airlines
Deal found 5/28$647

One-way flights to Islip from Boston

Search for one-way flight options from Boston to Islip. 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 2,765,679 searches. Data last updated May 29, 2024.
Thu 7/184:43 pmBOS - ISP
1 stop16h 30mMultiple Airlines
Deal found 5/29$136
Thu 7/185:20 amBOS - ISP
3 stops27h 53mMultiple Airlines
Deal found 5/29$167
Sat 7/66:11 pmBOS - ISP
1 stop18h 14mMultiple Airlines
Deal found 5/28$186
Thu 7/186:10 amBOS - ISP
2 stops27h 03mMultiple Airlines
Deal found 5/29$202
Sun 6/28:59 pmBOS - ISP
2 stops20h 08mMultiple Airlines
Deal found 5/28$295
Sun 6/210:59 pmBOS - ISP
3 stops18h 08mMultiple Airlines
Deal found 5/28$321
Sun 6/28:59 pmBOS - ISP
2 stops20h 08mMultiple Airlines
Deal found 5/28$326
Sat 6/111:28 amBOS - ISP
3 stops24h 57mMultiple Airlines
Deal found 5/28$327
Sun 6/210:59 pmBOS - ISP
3 stops18h 08mMultiple Airlines
Deal found 5/28$354

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 2,765,679 searches. Data last updated May 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$443 - $597

Route

Depart

Return

Price

Boston Logan IntlIslip Long Island

BOS - ISP

BOSISP

Boston Logan Intl

Thu 6/27

2 stops24h 25m

Islip Long Island

Thu 7/4

2 stops21h 41m

$443

Boston Logan IntlIslip Long Island

BOS - ISP

BOSISP

Boston Logan Intl

Thu 6/27

3 stops24h 51m

Islip Long Island

Thu 7/4

2 stops21h 41m

$448

Boston Logan IntlIslip Long Island

BOS - ISP

BOSISP

Boston Logan Intl

Thu 6/27

3 stops24h 51m

Islip Long Island

Thu 7/4

3 stops25h 44m

$472

Boston Logan IntlIslip Long Island

BOS - ISP

BOSISP

Boston Logan Intl

Thu 6/27

2 stops24h 25m

Islip Long Island

Sun 6/30

3 stops25h 44m

$581

Boston Logan IntlIslip Long Island

BOS - ISP

BOSISP

Boston Logan Intl

Thu 6/27

3 stops24h 51m

Islip Long Island

Sun 6/30

3 stops25h 44m

$583

Boston Logan IntlIslip Long Island

BOS - ISP

BOSISP

Boston Logan Intl

Thu 6/27

2 stops24h 25m

Islip Long Island

Sun 6/30

2 stops22h 12m

$597

Flights are sorted by cheapest first

Deals found on 5/28

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

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.

Temperature and rainfall in Islip by month

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

NYC

Temperature

33.8 - 77 °F

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.
  • Can I find flights from Boston to Islip, New York for under $500 on Cheapflights?

    Yes, there are multiple flights from Boston to Islip, New York for under $500. The cheapest flight booked recently is on Multiple Airlines for just $443, but on average you can expect to pay $520.

  • Are there last-minute flights available from Boston to Islip, New York for under $300?

    There are currently 5+ open flights from Boston to Islip, New York within the next 7 days for less than $300.

  • What does BOS to ISP mean?

    Boston Logan Intl Airport is BOS and Islip Long Island Airport is ISP. 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 Boston to Islip that include extra baggage allowance?

    The amount of baggage you can bring on your Boston to Islip 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 Boston to Islip with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boston to Islip 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 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.

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

    Many airlines flying from Boston to Islip 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 Boston to Islip?

    Yes, you can often find last-minute deals on Boston to Islip 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 Boston to Islip, New York flight deals updated?

    The Boston to Islip, New York flight deals you see on this page were last updated on 5/28.

  • 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 $78). Flying from Boston to Islip, New York in February is currently the most expensive (average of $151). 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

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.

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

Search flights from Boston to Islip by cabin class

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to Islip?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Islip from Boston today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Boston to Islip?

Cheapflights helps you find that perfect flight to Islip from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Boston to Islip with no change fees?

Yes! Cheapflights helps users easily find flights from Boston to Islip with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Islip become cheaper?

Yes, Cheapflights offers price alerts on Boston to Islip flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.