In terms of precipitation, rainfall in Islip, New York 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, New York when rainfall is around 3.3 in.

If weather is an important factor for your trip to Islip, New York, 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).

What are the most popular routes from England to Islip, New York?

The most popular flight routes from England to Islip, New York are London Heathrow - Islip Long Island, Edinburgh Turnhouse - Islip Long Island and Manchester - Islip Long Island.

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

To save up to 34% on this flight, we recommend booking at least 52 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from England to Islip, New York from $535 1-2 weeks out and tickets from $841 for flights departing within the next 72 hours.

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

September is one of the best times of the year to fly to Islip, New York from England. Prices for September average $548 per person but you can even find prices for as low as $363. The most expensive prices can be found in the month of July. Opting for a September flight can save you 22% on your journey compared to booking in July

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

When flying from England 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.

What airport do you fly into for flights to Islip from England?

Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly into when you book flights from England to Islip.

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

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

How can I find direct flights from England to Islip?

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

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

Yes. Cheapflights offers flight deals from England 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.

$1,251+ Flights from England to Islip, NY

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from England 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.

Cheap flight deals from England to Islip

Round-trip from	$1,251 (Kiwi.com)
Popular in	July
Cheapest in	September
Average price	$673

From England to Islip Long Island

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($67 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from England to Islip

Cheapest flights from England to Islip
Explore the most affordable flight options available from England to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Sat 9/136:00 amLHR - ISP

2 stops19h 01mMultiple Airlines

Sat 9/204:33 pmISP - LHR

1 stop10h 32mMultiple Airlines

Deal found 7/30

$1,251

Wed 8/1311:00 amMAN - ISP

1 stop13h 52mMultiple Airlines

Wed 8/208:00 amISP - MAN

2 stops22h 30mMultiple Airlines

Deal found 7/30

$1,630

Best flights from England to Islip
Discover carefully curated flight deals from England to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Sat 9/136:00 amLHR - ISP

2 stops19h 01mMultiple Airlines

Sat 9/204:33 pmISP - LHR

1 stop10h 32mMultiple Airlines

Deal found 7/30

$1,251

Sun 1/47:25 amLHR - ISP

2 stops40h 21mJetBlue

Mon 4/611:40 amISP - LHR

2 stops28h 05mJetBlue

Deal found 7/29

$1,730

Wed 8/1311:00 amMAN - ISP

1 stop13h 52mMultiple Airlines

Wed 8/208:00 amISP - MAN

2 stops22h 30mMultiple Airlines

Deal found 7/30

$1,630

Last-minute flights from England to Islip
Discover last-minute flight deals from England to Islip. Data last updated July 30, 2025 and is based on user searches.

Sun 8/36:10 pmLHR - ISP

3 stops30h 51mMultiple Airlines

Thu 8/77:30 amISP - LHR

2 stops20h 35mMultiple Airlines

Deal found 7/30

$2,002

Wed 8/1311:00 amMAN - ISP

1 stop13h 52mMultiple Airlines

Wed 8/208:00 amISP - MAN

2 stops22h 30mMultiple Airlines

Deal found 7/30

$1,630

Fly from

Fly to

Route

Depart

Return

Price

LondonIslip

LHR - ISP

LHRISP

London Heathrow

Sat 9/13

6:00 am-8:01 pm

2 stops19h 01m

Islip Long Island

Sat 9/20

4:33 pm-8:05 am

1 stop10h 32m

$1,251

ManchesterIslip

MAN - ISP

MANISP

Manchester

Wed 8/13

11:00 am-7:52 pm

1 stop13h 52m

Islip Long Island

Wed 8/20

8:00 am-11:30 am

2 stops22h 30m

$1,630

LondonIslip

LHR - ISP

LHRISP

London Heathrow

Sun 1/4

7:25 am-6:46 pm

2 stops40h 21m

Islip Long Island

Mon 4/6

11:40 am-8:45 pm

2 stops28h 05m

$1,730

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from England to Islip

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

Cheapflights Insights

Everything you need to know about your flight from England to Islip

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

Currently, January is the cheapest month in which you can book a flight from England to Islip, New York (average of $108). Flying from England to Islip, New York in November is currently the most expensive (average of $213). 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.

Reviews of airlines servicing Islip

Read reviews from past customers who have flown JetBlue from England to Islip. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

JetBlue

7.3

Good

2,913 reviews

Reviews

1 / 20

10.0

Excellent

Geri,May 2025

RSW - BOS

Full flight, even thought I had priority A boarding, the flight was more than 1/2 full with Mint & Mosaic members, before I could board and get overhead space.

JetBlue

7.3

Good

2,913 reviews

JetBlue

7.3

Good

2,913 reviews

Reviews

1 / 20

10.0

Excellent

Geri,May 2025

RSW - BOS

Full flight, even thought I had priority A boarding, the flight was more than 1/2 full with Mint & Mosaic members, before I could board and get overhead space.

Related info for your journey

What airport do you fly into for flights to Islip from England?
Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly into when you book flights from England to Islip.
What are the most popular routes from England to Islip, New York?
The most popular flight routes from England to Islip, New York are London Heathrow - Islip Long Island, Edinburgh Turnhouse - Islip Long Island and Manchester - Islip Long Island.
Can I find deals for flights from England to Islip that include hotel bookings?
Yes. In addition to deals on England to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from England to Islip?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from England to Islip.
Can I find deals for business class flights from England to Islip?
Yes. Cheapflights offers flight deals from England 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.
What is the cheapest month to book a flight from England to Islip, New York?
Currently, January is the cheapest month in which you can book a flight from England to Islip, New York (average of $108). Flying from England to Islip, New York in November is currently the most expensive (average of $213). 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

Riverhead

Southampton

Browse thousands of different 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.

$1,251+ Cheap flights from England to Islip, NY (ISP)

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from England to Islip with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from England to Islip

Keep the following information in mind while searching for England to Islip flight deals. Data was last updated July 30, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from England to Islip

Cheapest flights from England to IslipExplore the most affordable flight options available from England to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from England to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from England to Islip that are best for you.

Best time to book a flight from England to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from England with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from England to Islip

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

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 July 30, 2025.

Read reviews from past customers who have flown JetBlue from England to Islip. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly into for flights to Islip from England?

What are the most popular routes from England to Islip, New York?

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

How can I find direct flights from England to Islip?

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

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

Traveling to a place near Islip?

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 England to Islip

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from England to Islip
Explore the most affordable flight options available from England to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.