Cheap flights from Islip, New York to Boston from $154
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 10/26. 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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Cape Air flights from Islip, New York to Boston
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Fly from
Fly to
Route
Depart
Return
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Thu 1/7
11:20 am-4:05 pm
1 stop4h 45m
Boston Logan Intl
Sun 1/10
5:40 am-11:55 am
1 stop6h 15m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Sun 11/15
5:35 am-9:40 am
1 stop4h 05m
Boston Logan Intl
Wed 11/18
7:55 am-11:45 am
1 stop3h 50m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Thu 1/7
5:45 am-2:00 pm
2 stops8h 15m
Boston Logan Intl
Sun 1/10
8:50 am-3:45 pm
1 stop6h 55m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Wed 11/4
12:30 pm-3:50 pm
1 stop3h 20m
Boston Logan Intl
Wed 11/11
11:20 am-4:15 pm
1 stop4h 55m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Thu 11/5
5:40 pm-10:35 pm
1 stop4h 55m
Boston Logan Intl
Thu 11/12
8:40 am-5:05 pm
1 stop8h 25m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Fri 12/11
5:40 pm-10:30 pm
1 stop4h 50m
Boston Logan Intl
Sun 12/13
5:10 pm-11:30 pm
1 stop6h 20m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Fri 12/11
12:25 pm-10:00 pm
2 stops9h 35m
Boston Logan Intl
Sun 12/13
7:25 am-11:45 am
1 stop4h 20m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Thu 12/17
5:35 am-9:40 am
1 stop4h 05m
Boston Logan Intl
Sun 12/20
9:15 am-4:20 pm
1 stop7h 05m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Sun 10/25
9:59 am-11:19 am
Nonstop1h 20m
Boston Logan Intl
Thu 10/29
9:39 am-11:09 am
Nonstop1h 30m
IslipBoston
ISP Islip Long Island - BOS Boston Logan Intl
ISPBOS
Islip Long Island
Sun 10/25
9:59 am-11:19 am
Nonstop1h 20m
Boston Logan Intl
Wed 10/28
6:19 pm-7:49 pm
Nonstop1h 30m
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 typical price of a round-trip flight between Islip, New York and Boston?
Prices are currently low for flights on this route.
Typical prices usually range from $376 to $520.The lowest price recently found on this route was $312.
What is the cheapest month to fly to Boston?
In general, February 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 $0. If you aren’t able to travel during the month of February, then book flights to Boston from Islip, New York during June instead. Flights to Boston in June, while not as cheap as those in February, still average around $503.
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 $369. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Wednesday is $512.
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 morning. momondo users have found flights departing from Islip, New York to Boston in the morning for as low as $411. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Boston, so prices are often more expensive at around $597 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, New York to Boston flights?
There is only 1 cabin class available to choose from on Islip, New York to Boston 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 33% 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 is the most popular carrier operating from Islip Long Island to Boston Logan Intl
What airlines fly to Boston?
United Airlines, Delta and American Airlines 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 62% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 5 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.
How many flights depart from Islip, New York to Boston on average per day?
1 flights are operational daily from Islip, New York to Boston as of October 2026. The most popular departure time for this route is 7:00AM, with 54% of flights per day taking off at noon.
How many flights depart from Islip, New York to Boston on average per week?
As of October 2026, there are 10 flights per week flying from Islip, New York to Boston. The most common day of the week flights depart is Sun, with 40% 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
Frequently asked questions about flying from Islip, New York to Boston
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 20m.
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 1 as of October 2026.
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 Tecnam P2012 Traveler, representing 27.59% of all bookings. The subsequent popular models are Airbus A220-300 at 13.79%, Embraer 175 at 10.34%, and Embraer 170 at 6.90%.
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 Cape Air (100% of total bookings).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $503 | Free Cancellation | Rating 9.2 33 reviews |
Cape Air Flights From Islip, New York to Boston
Cape Air is one of the most popular airlines flying from Islip, New York to Boston, operating 10 flights/week on average for this route. A good Cape Air flight deal for Islip, New York to Boston starts from $503 round-trip, up to an average price of $561. Our users have rated Cape Air at 9.2/10.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWhy 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.