Where can I fly from to get the cheapest fares to Islip?

Based on fares booked in the past 5 days, the cheapest flights to Islip are from: • London, from £1,184 return

How do I know if a flight to Islip is a good deal?

A good deal on a flight to Islip is around £604 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Cheap Flights to Islip

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Cheapest return flight

£1,184

Typical prices: £604-£2,142

Multiple Airlines

Fri 26/10Wed 31/10

LHR - ISP • 2 stops

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Flight Deals

Cheap Flights to Islip

Discover the best prices for you by selecting your travel dates on KAYAK.

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Recent return flight deals to Islip

Mon, 26 Oct - Sat, 31 Oct

07:50 - 19:49LHR London Heathrow-ISP Islip Long Island

15h 59m2 stops Dublin Boston Logan Intl

07:44 - 21:00ISP Islip Long Island-LHR London Heathrow

33h 16m2 stops Boston Logan Intl Halifax Intl

£1,184Multiple Airlines

Mon, 26 Oct - Sat, 31 Oct

07:50 - 19:49LHR London Heathrow-ISP Islip Long Island

15h 59m2 stops Dublin Boston Logan Intl

07:44 - 06:30ISP Islip Long Island-LHR London Heathrow

18h 46m3 stops Boston Logan Intl Toronto Pearson Intl Ottawa

£1,192Multiple Airlines

Fri, 30 Oct - Fri, 6 Nov

06:00 - 19:45LHR London Heathrow-ISP Islip Long Island

17h 45m2 stops Vienna Intl Boston Logan Intl

18:54 - 09:05ISP Islip Long Island-LHR London Heathrow

33h 11m1 stop Orlando

£1,471Multiple Airlines

Fri, 30 Oct - Fri, 6 Nov

09:40 - 16:14LHR London Heathrow-ISP Islip Long Island

10h 34m1 stop Boston Logan Intl

18:54 - 09:05ISP Islip Long Island-LHR London Heathrow

33h 11m1 stop Orlando

£2,055Multiple Airlines

Mon, 26 Oct - Sat, 31 Oct

11:40 - 19:45LHR London Heathrow-ISP Islip Long Island

12h 05m1 stop Boston Logan Intl

07:44 - 08:05ISP Islip Long Island-LHR London Heathrow

20h 21m2 stops Boston Logan Intl Dublin

£3,265Multiple Airlines

Booking Insights

Price, demand, and travel trends for United Kingdom to Islip flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from the United Kingdom to Islip with more confidence.

How much is a flight to Islip?

A return flight to Islip costs £2,142 on average, based on data over the past 12 months on KAYAK. Return fares from Manchester average £2,142.

What is the cheapest time of day to fly to Islip?

Afternoon flights to Islip are the cheapest at £604 return on average. Morning flights are the most expensive at £2,142.

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When to book flights to Islip

Are your dates flexible? Find out the best times to travel to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. The information is for flights to Islip based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Where can I fly from to get the cheapest fares to Islip?
Based on fares booked in the past 5 days, the cheapest flights to Islip are from:
• London, from £1,184 return
How do I know if a flight to Islip is a good deal?
A good deal on a flight to Islip is around £604 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

For flights to Islip, recent KAYAK data shows that stronger deals tend to be around £604 return. If you see a fare below that threshold, it's a good deal – book before the price climbs back up.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat selection costs on budget carriers.
• Verify whether you need any travel documents beyond an ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to midday to save up to £1,538 per return. Midday flights to Islip average £604 compared to £2,142 for morning flights. See the time-of-day chart above for the full breakdown.

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ISP

£1,184 Find Cheap Flights to Islip – Compare and Save

Everything you should know

Cheap Flights to Islip

Recent return flight deals to Islip

Recent one-way flight deals to Islip

All return flight deals to Islip

Price, demand, and travel trends for United Kingdom to Islip flights

How much is a flight to Islip?

What is the cheapest time of day to fly to Islip?

When to book flights to Islip

Your questions about flights to Islip, answered

Your guide to booking Islip flights

Travelling to a place near Islip?

More options for your flight to Islip

Complete your trip to Islip with a hotel stay or car hire

Information on the airport you'll fly into in Islip

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