HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Islip

$175+ Cheap flights to Islip, NY

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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
— ISP
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights to Islip with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals to Islip

Cheapest flights to Islip
Explore the most affordable flight options available to Islip. Find the lowest fares based on data from user searches, with prices last updated on February 20, 2025.

Fri 3/281:01 pmJFK - ISP
1 stop19h 16mFrontier
Mon 3/319:04 pmISP - JFK
1 stop14h 55mFrontier
Deal found 2/19$175
Sat 3/110:59 pmLGA - ISP
1 stop13h 12mFrontier
Sun 3/27:54 pmISP - LGA
1 stop14h 06mFrontier
Deal found 2/19$197
Sat 3/18:05 pmEWR - ISP
1 stop16h 06mMultiple Airlines
Sun 3/29:54 pmISP - EWR
1 stop11h 06mMultiple Airlines
Deal found 2/19$237
Thu 3/69:55 amLGA - ISP
2 stops33h 50mMultiple Airlines
Sun 3/912:56 pmISP - LGA
2 stops20h 04mMultiple Airlines
Deal found 2/19$314
Thu 3/611:37 amSWF - ISP
1 stop23h 25mBreeze Airways
Sun 3/910:50 amISP - SWF
2 stops24h 30mBreeze Airways
Deal found 2/19$337
Thu 3/67:54 pmSWF - ISP
3 stops23h 51mMultiple Airlines
Sun 3/910:50 amISP - SWF
2 stops24h 30mMultiple Airlines
Deal found 2/19$345
Sat 3/16:30 amLGA - ISP
1 stop6h 45mJetBlue
Wed 3/52:50 pmISP - LGA
1 stop8h 08mJetBlue
Deal found 2/19$367
Sat 3/16:30 amJFK - ISP
1 stop6h 45mJetBlue
Wed 3/52:50 pmISP - JFK
1 stop9h 05mJetBlue
Deal found 2/19$367

Find flights to Islip within your budget

Locate flights to Islip that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on February 20, 2025.

Fly from

New York

Route

Depart

Return

Price

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Fri 3/28

1:01 pm-8:17 am

1 stop19h 16m

Islip Long Island

Mon 3/31

9:04 pm-11:59 am

1 stop14h 55m

$175

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Fri 3/28

10:59 pm-8:04 pm

1 stop21h 05m

Islip Long Island

Mon 3/31

9:04 pm-10:07 am

1 stop13h 03m

$201

NewarkIslip

EWR - ISP

EWRISP

Newark

Thu 3/6

10:15 am-7:45 pm

3 stops33h 30m

Islip Long Island

Sun 3/9

12:56 pm-12:59 am

2 stops36h 03m

$281

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Thu 3/6

9:55 am-7:45 pm

2 stops33h 50m

Islip Long Island

Sun 3/9

12:56 pm-9:00 am

2 stops20h 04m

$314

New WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

Thu 3/6

11:37 am-11:02 am

1 stop23h 25m

Islip Long Island

Sun 3/9

10:50 am-11:20 am

2 stops24h 30m

$337

New WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

Thu 3/6

7:54 pm-7:45 pm

3 stops23h 51m

Islip Long Island

Sun 3/9

10:50 am-11:20 am

2 stops24h 30m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights 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 to Islip in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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: Out of all of the providers offering Islip, New York flight deals, Cheapflights users have found FlightHub to have the most accurate pricing on Cheapflights vs. their site about >95% of the time, users can find the same price on Islip, New York flight deals on Cheapflights and FlightHub. This is based on searches made for Islip, New York flights over the past month.
  • Most trusted provider: FlightHub is the most trusted provider by Cheapflights users offering Islip, New York flight deals. With a user feedback rating of 3 out of 3 stars (3 being the best), FlightHub has received the most positive sentiment from Cheapflights users searching for flights to Islip, New York. This is based on data collected from Cheapflights searches made over the past month.

Best time to book a flight to Islip

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

Travel insights for flights to Islip

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

How long is the flight to Islip?

On average, a flight from New York to Islip takes 10 hours 35 minutes. Flights to Islip from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

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 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 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, 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 February 20, 2025.
Breeze Airways
8.1
Very good
150 reviews

Crew

8.8

Overall

8.1

Boarding

8.3

Entertainment

6.6

Food

6.7

Comfort

8.2

Reviews

1 / 11

10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Breeze Airways
8.1
Very good
150 reviews
Breeze Airways
8.1
Very good
150 reviews

Crew

8.8

Overall

8.1

Boarding

8.3

Entertainment

6.6

Food

6.7

Comfort

8.2

Reviews

1 / 11

10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

  • What airport do you fly into for flights to Islip?

    Travelers will need to book flights to Long Island (ISP) if they wish to fly to Islip. The Islip airport is 7.2 mi from the city center.

  • Can I find cheaper flights to Islip if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Islip on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Islip?

    Based on reviews from Cheapflights users, Frontier is rated the highest out of the airlines that fly to Islip.

  • What is the cheapest airport to fly to in Islip?

    Islip Long Island is currently the cheapest airport to fly to in Islip. One-way flights to Islip Long Island typically cost $19, while round-trip flights cost around $26.

  • How much is a round-trip flight to Islip?

    A round-trip flight to Islip will typically cost around $198, however they can be found for as little as $26.

  • Where does the fastest flight to Islip depart from?

    For those looking to save time traveling to Islip, Boston Logan Intl offers the quickest one-way flight (1 hour 8 minutes).

  • Does Islip Long Island have rental cars?

    Yes. Those touching down at Islip Long Island can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Islip Long Island?

    Yes. Islip Long Island has hotels nearby for those requiring accommodations. Clarion Hotel & Conference Center is the closest property to Islip Long Island (0.0 mi away from Islip Long Island).

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Southampton
Riverhead

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.
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.