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Cheap flights from Islip, New York to London Gatwick Airport from £301

ISP — LGW
13 Nov — 20 Nov1
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

Mon 26/1017:40 -
2 stops13h 15m
Wed 28/1011:55 -
2 stops14h 45m
Deal found 13/10£1,441
Tue 3/1116:05 -
2 stops13h 50m
Wed 18/1111:55 -
2 stops14h 50m
Deal found 11/10£2,530
Wed 30/1216:55 -
2 stops13h 00m
Mon 4/111:55 -
2 stops16h 35m
Deal found 13/10£3,445
Wed 14/1012:50 -
2 stops20h 50m
Sat 17/1015:40 -
2 stops37h 00m
Deal found 11/10£3,899

Find flight deals from Islip to Gatwick

Round-trip from

£747

One-way from

£301

Popular in

June

Cheapest in

January

Average price

£558
15/3-22/3
  • 15/3-22/3
  • 4 total stops
  • 57h 20m total
  • Islip to London
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31/1-31/12
  • 31/1-31/12
  • 2 total stops
  • 41h 18m total
  • Islip to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£72 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Sun 31/1

10:57-09:15

2 stops41h 18m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£301

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Mon 15/3

15:02-19:00

2 stops23h 58m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£326

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Wed 28/10

16:20-10:55

2 stops14h 35m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£576

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Sun 8/11

12:25-10:55

2 stops17h 30m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£576
Fastest return journey

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Tue 10/11

16:05-10:55

2 stops13h 50m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£582

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Fri 23/10

17:40-14:40

2 stops16h 00m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£614

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Sun 25/10

17:45-13:20

2 stops15h 35m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£696

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Mon 15/3

09:50-10:55

2 stops21h 05m

London Gatwick

Mon 22/3

14:40-22:55

2 stops36h 15m

£747

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Sun 11/4

12:15-14:40

2 stops21h 25m

London Gatwick

Sun 18/4

15:40-23:35

2 stops36h 55m

£789

IslipLondon

ISP Islip Long Island - LGW London Gatwick

ISPLGW

Islip Long Island

Wed 21/10

16:20-14:40

2 stops17h 20m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£1,328

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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

Related info for your journey

  • 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.

  • 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
Luton
Slough
Gatwick
Wembley
Hayes
Ilford
Croydon
Colchester
Eastbourne
Brentford
Southend-on-Sea
Barnet
Enfield
Southall
Watford
Kingston upon Thames
Dagenham
Dover

Browse thousands of different options on Cheapflights for your next trip

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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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