In terms of precipitation, rainfall in Islip, New York ranges from 84.0 - 112.0 inches per month. March is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Islip, New York when rainfall is around 84.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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

The most popular route from England to Islip, New York is London Heathrow - Islip Long Island. You may also consider Manchester - Islip Long Island or Edinburgh Turnhouse - Islip Long Island.

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?

Most people fly into Islip Long Island (ISP) if they book a flight to Islip from England. Long Island is conveniently located just 7.2 mi from Islip’s city center.

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 holiday 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.

£870+ Cheap Flights from England to Islip, New York

Cheap flight deals from England to Islip

Enter your travel dates to find the best prices.

Cheapest

Best

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 28 August 2026.

Thu 8/1009:30 -

2 stops37h 30m

Thu 15/1012:30 -

1 stop13h 15m

Deal found 24/8£870

Sat 10/1010:50 -

2 stops28h 40m

Sat 17/1018:25 -

1 stop29h 55m

Deal found 26/8£1,068

Sun 11/1008:10 -

2 stops34h 37m

Sun 18/1014:30 -

2 stops18h 25m

Deal found 27/8£1,350

Sun 11/1019:50 -

2 stops29h 25m

Sun 18/1007:25 -

1 stop18h 05m

Deal found 27/8£1,675

Find flight deals from England to Islip

Round-trip from	£870
Popular in	July
Cheapest in	February
Average price	£554

8/10-15/10
3 total stops
50h 45m total
England to Islip

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£80 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Thu 8/10

09:30-18:00

2 stops37h 30m

Islip Long Island

Thu 15/10

12:30-06:45

1 stop13h 15m

£870

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Sat 10/10

08:05-17:30

1 stop14h 25m

Islip Long Island

Sat 17/10

18:25-05:20

1 stop29h 55m

£1,239

ManchesterIslip

MAN Manchester - ISP Islip Long Island

MANISP

Manchester

Sun 11/10

08:10-13:47

2 stops34h 37m

Islip Long Island

Sun 18/10

14:30-13:55

2 stops18h 25m

£1,350

Fastest return journey

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Sun 11/10

09:50-18:35

2 stops13h 45m

Islip Long Island

Sun 18/10

07:25-06:25

2 stops18h 00m

£3,384

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Sorted by cheapest first

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.

LHR-ISP

MAN-ISP

Estimated return 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

GBENG-ISP

LHR-ISP

MAN-ISP

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

Related info for your journey

What airport do you fly into for flights to Islip from England?
Most people fly into Islip Long Island (ISP) if they book a flight to Islip from England. Long Island is conveniently located just 7.2 mi from Islip’s city center.
What are the most popular routes from England to Islip, New York?
The most popular route from England to Islip, New York is London Heathrow - Islip Long Island. You may also consider Manchester - Islip Long Island or Edinburgh Turnhouse - 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 holiday 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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

Cheapflights makes it easy to find England to Islip flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Islip from England 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 England to Islip with no change fees?

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Islip from England today and book when prices fit your budget.

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Cheap flights from England to Islip, New York from £870

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 28 August 2026.

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 28 August 2026.

Best flights from England to IslipDiscover carefully curated flight deals from England to Islip that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

Discover carefully curated flight deals from England to Islip that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

Find flight deals from England to Islip

Round-trip from

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Cheapest in

Average price

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

Related info for your journey

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?

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.

Complete your trip

Complete your trip to Islip by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to New York

Book a non-stop flight to one of these other cities located in New York.

Search flights from England to Islip by cabin class

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

England and Islip flights

Browse other England and Islip flight options. Last updated on 28 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

England to Islip flights

Consider these flights travelling from England to Islip.

Fly with Cheapflights

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

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

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

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

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 28 August 2026.

Best flights from England to Islip
Discover carefully curated flight deals from England to Islip that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.