What is the cheapest airline that flies from Islip Long Island to Boston Logan Intl?

Southwest, Frontier, and JetBlue are the most popular carriers operating from Islip Long Island to Boston Logan Intl

How many flights depart from Islip, New York to Boston on average per week?

As of July 2025, there are 28 flights per week flying from Islip, New York to Boston. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

How many flights depart from Islip, New York to Boston on average per day?

4 flights are operational daily from Islip, New York to Boston as of July 2025. The most popular departure time for this route is 7:00AM, with 50% of flights per day taking off at noon.

What airlines fly to Boston?

United Airlines, Delta and JetBlue are the top three most popular airlines that fly to Boston from Islip, New York according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 6 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Islip Long Island Airport to Boston Logan Intl Airport?

Prices for flights from Islip Long Island Airport to Boston Logan Intl Airport are updated daily.

How many operators does momondo search for flights from Islip Long Island Airport to Boston Logan Intl Airport?

The number of operators available for flights from Islip Long Island Airport to Boston Logan Intl Airport is 2 as of July 2025.

How old do you have to be to fly from Islip Long Island Airport to Boston Logan Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Boston Logan Intl Airport.

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$48 Cheap Flights from Islip to Boston in 2025

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Find the cheapest flights from Islip, New York to Boston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:05 am - 10:30 amISP-BOS

4h 25m1 stop

5:20 am - 12:05 pmBOS-ISP

6h 45m1 stop

$179Southwest

Find Deal

Wed, Aug 13 - Sat, Aug 16

6:05 am - 10:30 amISP-BOS

4h 25m1 stop

7:10 am - 4:30 pmBOS-ISP

9h 20m2 stops

$202Southwest

Find Deal

Tue, Aug 12 - Thu, Aug 14

6:05 am - 10:30 amISP-BOS

4h 25m1 stop

5:50 pm - 10:05 pmBOS-ISP

4h 15m1 stop

$208Southwest

Find Deal

Wed, Sep 10 - Wed, Sep 10

6:05 am - 10:30 amISP-BOS

4h 25m1 stop

5:15 am - 12:30 pmBOS-ISP

7h 15m1 stop

$248Southwest

Find Deal

Wed, Aug 13 - Sun, Aug 17

6:05 am - 10:30 amISP-BOS

4h 25m1 stop

6:55 pm - 10:55 pmBOS-ISP

4h 00m1 stop

$252Southwest

Find Deal

Tue, Aug 12 - Thu, Aug 14

6:05 am - 10:30 amISP-BOS

4h 25m1 stop

12:40 pm - 9:05 pmBOS-ISP

8h 25m2 stops

$256Southwest

Find Deal

Wed, Sep 10 - Wed, Sep 10

2:05 pm - 12:39 amISP-BOS

10h 34m1 stop

6:00 am - 1:04 pmBOS-ISP

7h 04m1 stop

$297Frontier

Find Deal

Sat, Jul 26 - Sun, Jul 27

8:37 pm - 8:35 amISP-BOS

11h 58m1 stop

6:00 am - 1:04 pmBOS-ISP

7h 04m1 stop

$308Frontier

Find Deal

Fri, Aug 1 - Sun, Aug 3

2:05 pm - 12:38 amISP-BOS

10h 33m1 stop

6:00 am - 1:04 pmBOS-ISP

7h 04m1 stop

$317Frontier

Find Deal

Thu, Jul 24 - Sun, Jul 27

2:05 pm - 12:39 amISP-BOS

10h 34m1 stop

11:53 am - 1:24 pmBOS-ISP

1h 31mnonstop

$408

Find Deal

Sat, Jul 26 - Sun, Jul 27

Frontier flights from Islip, New York to Boston

Our best Frontier deals on Islip, New York to Boston flight tickets

Frontier

Jul 26

ISP2:05 pmIslip Long Island

10h 34m

1 stop

BOS12:39 amBoston Logan Intl

Jul 27

BOS6:00 amBoston Logan Intl

7h 04m

1 stop

ISP1:04 pmIslip Long Island

$297

Find similar

Frontier

Aug 1

ISP8:37 pmIslip Long Island

11h 58m

1 stop

BOS8:35 amBoston Logan Intl

Aug 3

BOS6:00 amBoston Logan Intl

7h 04m

1 stop

ISP1:04 pmIslip Long Island

$308

Find similar

Frontier

Jul 24

ISP2:05 pmIslip Long Island

10h 33m

1 stop

BOS12:38 amBoston Logan Intl

Jul 27

BOS6:00 amBoston Logan Intl

7h 04m

1 stop

ISP1:04 pmIslip Long Island

$317

Find similar

Southwest flights from Islip, New York to Boston

Our best Southwest deals on Islip, New York to Boston flight tickets

Southwest

Aug 13

ISP6:05 amIslip Long Island

4h 25m

1 stop

BOS10:30 amBoston Logan Intl

Aug 16

BOS5:20 amBoston Logan Intl

6h 45m

1 stop

ISP12:05 pmIslip Long Island

$179

Find similar

Southwest

Aug 12

ISP6:05 amIslip Long Island

4h 25m

1 stop

BOS10:30 amBoston Logan Intl

Aug 14

BOS7:10 amBoston Logan Intl

9h 20m

2 stops

ISP4:30 pmIslip Long Island

$202

Find similar

Southwest

Sep 10

ISP6:05 amIslip Long Island

4h 25m

1 stop

BOS10:30 amBoston Logan Intl

Sep 10

BOS5:50 pmBoston Logan Intl

4h 15m

1 stop

ISP10:05 pmIslip Long Island

$208

Find similar

How to get the cheapest flight ticket from Islip, New York to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Boston?

In general, May is the cheapest month to fly from Islip, New York to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $157. If you aren’t able to travel during the month of May, then book flights to Boston from Islip, New York during June instead. Flights to Boston in June, while not as cheap as those in May, still average around $238.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Islip, New York to Boston is on a Friday when prices can be found for as low as $263. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $502.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Islip, New York to Boston in the evening for as low as $287. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Boston, so prices are often more expensive at around $507 per ticket.

What is the cheapest Islip Long Island to Boston Logan Intl flight route?

Fly from Islip Long Island to Boston Logan Intl for the best Islip Long Island - Boston Logan Intl flight prices

What cabin class options are available on Islip Long Island to Boston Logan Intl flights?

There are 1 cabin classes available to choose from on Islip Long Island to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Islip, New York to Boston flights?

You could potentially save up to 61% on your flight if you consider stops on a Islip, New York to Boston flight.

When to book flights from Islip, New York to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Boston according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Islip, New York to Boston (ISP to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Boston

Best Price Found	$83
Fastest flight time	1h 27m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun
Airports in Boston	1 airport

The best one-way flight to Boston from Islip, New York in the past 72 hours is $83. The best round-trip flight deal from Islip, New York to Boston found on momondo in the last 72 hours is $179.

The fastest flight from Islip, New York to Boston takes 1h 27m

Direct flights go from Islip, New York to Boston on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Cape Air.

There is 1 airport near Boston: Boston Logan Intl (BOS)

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How far is Islip Long Island to Boston Logan Intl by plane?
The distance between Islip Long Island and Boston Logan Intl is about 158.2 mi. In terms of flight time, this usually takes a little over 1h 27m.
When did momondo last update prices for flights from Islip Long Island Airport to Boston Logan Intl Airport?
Prices for flights from Islip Long Island Airport to Boston Logan Intl Airport are updated daily.
How many operators does momondo search for flights from Islip Long Island Airport to Boston Logan Intl Airport?
The number of operators available for flights from Islip Long Island Airport to Boston Logan Intl Airport is 2 as of July 2025.
How old do you have to be to fly from Islip Long Island Airport to Boston Logan Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Islip, New York to Boston?
momondo data reveals that the most frequently booked plane model on the route from Islip, New York to Boston is Embraer 190, representing 23.30% of all bookings. The subsequent popular models are Embraer 175 at 16.50%, Airbus A220-300 at 10.68%, and Airbus A220-100 at 9.71%.
What is the most popular airline from Islip, New York to Boston?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Islip, New York to Boston is JetBlue (65% of total bookings). The next most popular airline is Southwest (35%).

Best airlines flying from Islip, New York to Boston

Compare and see reviews for airlines that fly from Islip, New York to Boston with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $97	Free Cancellation	Rating 7.3 2,914 reviews		Search JetBlue flights
Southwest	PriceFrom $271	Free Cancellation	Rating 8.0 4,246 reviews		Search Southwest flights

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Hampton

York Beach

Plymouth

Nashua

Cambridge

Kennebunkport

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Everett

South Yarmouth

Gloucester

Wells

Warwick

Falmouth

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Islip to Boston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Islip to Boston with flexible booking policies on momondo?

Yes. All flights to Boston from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Islip to Boston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Islip.

I’m not ready to book a flight from Islip to Boston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Islip to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

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Cheap flights from Islip, New York to Boston from $83

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Boston departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Islip, New York to Boston

Our best Frontier deals on Islip, New York to Boston flight tickets

Southwest flights from Islip, New York to Boston

Our best Southwest deals on Islip, New York to Boston flight tickets

See travel insights to Boston from

How to get the cheapest flight ticket from Islip, New York to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Islip, New York to Boston is on a Friday when prices can be found for as low as $263. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $502.

What is the cheapest time of day to depart on your flight to Boston?

What is the cheapest Islip Long Island to Boston Logan Intl flight route?

Fly from Islip Long Island to Boston Logan Intl for the best Islip Long Island - Boston Logan Intl flight prices

What cabin class options are available on Islip Long Island to Boston Logan Intl flights?

There are 1 cabin classes available to choose from on Islip Long Island to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Islip, New York to Boston flights?

You could potentially save up to 61% on your flight if you consider stops on a Islip, New York to Boston flight.

What is the cheapest airline that flies from Islip Long Island to Boston Logan Intl?

Southwest, Frontier, and JetBlue are the most popular carriers operating from Islip Long Island to Boston Logan Intl

What airlines fly to Boston?

How many flights depart from Islip, New York to Boston on average per day?

4 flights are operational daily from Islip, New York to Boston as of July 2025. The most popular departure time for this route is 7:00AM, with 50% of flights per day taking off at noon.

How many flights depart from Islip, New York to Boston on average per week?

As of July 2025, there are 28 flights per week flying from Islip, New York to Boston. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When to book flights from Islip, New York to Boston

Cheap Islip, New York to Boston (ISP to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Boston

Best Price Found

Fastest flight time

Direct flights

Airports in Boston

How far is Islip Long Island to Boston Logan Intl by plane?

When did momondo last update prices for flights from Islip Long Island Airport to Boston Logan Intl Airport?

How many operators does momondo search for flights from Islip Long Island Airport to Boston Logan Intl Airport?

How old do you have to be to fly from Islip Long Island Airport to Boston Logan Intl Airport?

What documentation or ID do you need to fly to Boston Logan Intl Airport?

What is the most popular plane model from Islip, New York to Boston?

What is the most popular airline from Islip, New York to Boston?

Best airlines flying from Islip, New York to Boston

Compare and see reviews for airlines that fly from Islip, New York to Boston with momondo

Traveling to a place near Boston?

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Boston?

Can I find flights from Islip to Boston with flexible booking policies on momondo?

How can momondo help me find flights from Islip to Boston?

I’m not ready to book a flight from Islip to Boston right now. Can momondo alert me if prices change?

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Massachusetts