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Cheap flights from London Heathrow Airport to New York from $1,596

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Heathrow Airport to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:50 am - 7:49 pmLHR  London Heathrow-ISP Islip Long Island
15h 59m2 stops Dublin Boston Logan Intl
Multiple Airlines Logo
7:44 am - 9:00 pmISP  Islip Long Island-LHR London Heathrow
33h 16m2 stops Boston Logan Intl Halifax Intl
$1,596Multiple Airlines
Mon, Oct 26 - Sat, Oct 31
Multiple Airlines Logo
7:50 am - 7:49 pmLHR  London Heathrow-ISP Islip Long Island
15h 59m2 stops Dublin Boston Logan Intl
Multiple Airlines Logo
7:44 am - 6:30 amISP  Islip Long Island-LHR London Heathrow
18h 46m3 stops Boston Logan Intl Toronto Pearson Intl Ottawa
$1,607Multiple Airlines
Mon, Oct 26 - Sat, Oct 31
Multiple Airlines Logo
6:00 am - 7:45 pmLHR  London Heathrow-ISP Islip Long Island
17h 45m2 stops Vienna Intl Boston Logan Intl
Multiple Airlines Logo
6:54 pm - 9:05 amISP  Islip Long Island-LHR London Heathrow
33h 11m1 stop Orlando
$1,983Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Multiple Airlines Logo
9:40 am - 4:14 pmLHR  London Heathrow-ISP Islip Long Island
10h 34m1 stop Boston Logan Intl
Multiple Airlines Logo
6:54 pm - 9:05 amISP  Islip Long Island-LHR London Heathrow
33h 11m1 stop Orlando
$2,770Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Multiple Airlines Logo
11:40 am - 7:45 pmLHR  London Heathrow-ISP Islip Long Island
12h 05m1 stop Boston Logan Intl
Multiple Airlines Logo
7:44 am - 8:05 amISP  Islip Long Island-LHR London Heathrow
20h 21m2 stops Boston Logan Intl Dublin
$4,402Multiple Airlines
Mon, Oct 26 - Sat, Oct 31

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Use the filters below to find and compare flights from London Heathrow Airport to Islip, New York that are best for you.

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Cheapest round-trip

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Mon 10/26

7:50 am-7:49 pm

2 stops15h 59m

Islip Long Island

Sat 10/31

7:44 am-9:00 pm

2 stops33h 16m

$1,596

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Mon 10/26

7:50 am-7:49 pm

2 stops15h 59m

Islip Long Island

Sat 10/31

7:44 am-6:30 am

3 stops18h 46m

$1,607

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Fri 10/30

6:00 am-7:45 pm

2 stops17h 45m

Islip Long Island

Fri 11/6

6:54 pm-9:05 am

1 stop33h 11m

$1,983

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Fri 10/30

9:40 am-4:14 pm

1 stop10h 34m

Islip Long Island

Fri 11/6

6:54 pm-9:05 am

1 stop33h 11m

$2,770
Quickest round-trip

LondonIslip

LHR London Heathrow - ISP Islip Long Island

LHRISP

London Heathrow

Mon 10/26

11:40 am-7:45 pm

1 stop12h 05m

Islip Long Island

Sat 10/31

7:44 am-8:05 am

2 stops20h 21m

$4,402

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to New York from

How to get the cheapest flight ticket from London Heathrow Airport to Islip, New York

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 airlines fly to Islip, New York?

British Airways, Virgin Atlantic and Lufthansa are the top three most popular airlines that fly to Islip, New York from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 16 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from London Heathrow Airport to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to Islip, New York (LHR to ISP) flight deals and tips

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

Best Price Found

$1,596

Fastest flight time

15h 59m

Direct flights

None
The best flight deal from London Heathrow Airport to Islip, New York found on momondo in the last 72 hours is $1,596
The fastest flight from London Heathrow Airport to Islip, New York takes 15h 59m
There are no direct flights from London Heathrow Airport to Islip, New York. There are no popular flight routes from London Heathrow Airport to Islip, New York.
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Frequently asked questions about flying from London Heathrow Airport to Islip, New York

  • How far is London Heathrow to Islip Long Island by plane?

    A flight from London Heathrow to Islip Long Island will travel around 3412.8 mi. In terms of flight time, this usually takes a little over 15h 59m.

  • When did momondo last update prices for flights from London Heathrow Airport to Islip Long Island Airport?

    Prices for flights from London Heathrow Airport to Islip Long Island Airport are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to Islip Long Island Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The required travel and health documents for your Islip Long Island Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Islip Long Island Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Southampton
Amagansett
Sag Harbor

Why use momondo?

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

It is quick and easy to find London to Islip flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Islip that suits you.

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

momondo does allow users to show only those flights to Islip from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Islip.

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

Of course. momondo tracks the price of London to Islip flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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