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Cheap flights from Islip, New York to London Gatwick Airport from £231

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — LGW
28 Jun — 5 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Islip to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Islip to Gatwick
Explore the most affordable flight options available from Islip to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 May 2026.

Fri 3/714:28
ISP
-
LGW
2 stops38h 32m
Multiple Airlines
Fri 10/714:00
LGW
-
ISP
1 stop24h 53m
Multiple Airlines
Deal found 24/5£721
Thu 11/621:52
ISP
-
LGW
1 stop31h 08m
Multiple Airlines
Sun 14/614:00
LGW
-
ISP
1 stop35h 57m
Multiple Airlines
Deal found 25/5£824
Thu 9/719:49
ISP
-
LGW
2 stops33h 11m
Multiple Airlines
Thu 16/714:00
LGW
-
ISP
1 stop24h 53m
Multiple Airlines
Deal found 24/5£856
Thu 11/611:30
ISP
-
LGW
2 stops41h 05m
JetBlue
Sun 14/612:20
LGW
-
ISP
2 stops30h 52m
JetBlue
Deal found 25/5£969
Sat 11/715:05
ISP
-
LGW
2 stops15h 40m
Multiple Airlines
Sat 18/711:35
LGW
-
ISP
2 stops27h 55m
Multiple Airlines
Deal found 27/5£1,360

Find flight deals from Islip to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Gatwick (LGW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 May 2026.

Round-trip from

£721

One-way from

£231

Popular in

June

Cheapest in

September

Average price

£543
3/7-10/7
  • 3/7-10/7
  • 3 total stops
  • 63h 25m total
  • Islip to London
Search Deals
18/7
  • 18/7
  • 2 total stops
  • 41h 03m total
  • Islip to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Islip to Gatwick that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 May 2026.
Use the filters below to find and compare flights from Islip to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 3/7

14:28-10:00

2 stops38h 32m

London Gatwick

Fri 10/7

14:00-09:53

1 stop24h 53m

£736

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 11/6

21:52-10:00

1 stop31h 08m

London Gatwick

Sun 14/6

14:00-20:57

1 stop35h 57m

£824

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 9/7

19:49-10:00

2 stops33h 11m

London Gatwick

Thu 16/7

14:00-09:53

1 stop24h 53m

£856

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 11/6

11:30-09:35

2 stops41h 05m

London Gatwick

Sun 14/6

12:20-14:12

2 stops30h 52m

£969
Fastest return journey

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 11/7

15:05-14:35

2 stops18h 30m

London Gatwick

Sat 18/7

09:45-12:30

3 stops31h 45m

£1,385
Cheapest one-way

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 25/7

11:57-10:00

2 stops41h 03m

£250
Fastest single journey

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 18/7

10:43-10:00

1 stop18h 17m

£274

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Mon 20/7

20:43-10:00

2 stops32h 17m

£296

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Mon 29/6

14:28-10:00

2 stops38h 32m

£444

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Sorted by cheapest first

Best time to book a flight from Islip to Gatwick

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

Related info for your journey

Find useful and relevant information for your journey from Islip to Gatwick. 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 from for flights from Islip to London Gatwick?

    For a flight from Islip to London Gatwick, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city. Long Island is the only Islip airport and it handles 0 outbound flights to London Gatwick per day. 0 airlines have flights to London Gatwick from Islip Long Island on a regular basis.

  • How long is the flight from Islip, New York to London Gatwick Airport?

    Airlines like JetBlue fly from Islip, New York to London Gatwick Airport in about 41h 05m. The time it takes to get you to your destination can typically vary by up to . The distance from Islip, New York to London Gatwick Airport is about 3424 mi.

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

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

  • How can I find direct flights from Islip to Gatwick?

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

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

    Yes. Cheapflights offers flight deals from Islip to Gatwick 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

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Wembley
Luton
Gatwick
Croydon
Ilford
Slough
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Ipswich
Watford
Romford
Guildford
Borehamwood
Southall
Southend-on-Sea

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

When you search for this flight from Islip to Gatwick, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

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

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

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

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

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