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Cheap flights to Islip

— ISP
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Flights to Islip in 2025

Find the latest flights to Islip in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 16 September 2025.

Return from

£308

Popular in

December

Cheapest in

September

Average price

£354
Icelandair
  • Icelandair
  • 4/2-9/2
  • 2 total stops
  • 21h 35m total
  • London to New York
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Highest demand for flights based on searches. 3% potential increase in price (£10 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
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Average for return flights in September 2025
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Best time to book a flight to Islip

Have a flexible travel schedule? Discover the best time to fly to 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.

Cheapflights Insights

Everything you need to know about your flight to Islip

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip 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 when rainfall is around 84.0 mm.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, 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).

How long is the flight to Islip?

On average, a flight from London to Islip takes 11 hours 31 minutes. Flights to Islip from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to Islip

Getting around Islip

As one would expect, there is a very good public transport system in this city and Long Island as a whole. Taxis too are an option for getting around but this can be pricey. Many visitors to America choose to rent a car since car travel is very easy in America.

Getting from the Airport to Islip

Long Island MacArthur Airport (ISP) is the nearest airport to the city. For those arriving at this airport, there are a number of onward travel options including bus services, taxis and rail; Ronkonkoma railway station is a mile away from the airport. John F. Kennedy International Airport (JFK), the next nearest airport, is an hour away on the train.

  • What airport do you fly into for flights to Islip?

    Booking a flight to Islip Long Island (ISP) is your only option if you intend on flying to Islip. It is only a 7.2 mi journey from Long Island to Islip’s city center.

  • Can I find cheaper flights to Islip if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Islip on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Islip depart from?

    For those looking to save time traveling to Islip, London offers the quickest one-way flight (11 hours 31 minutes).

  • Does Islip Long Island have car hire?

    Yes. Those touching down at Islip Long Island can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Islip Long Island?

    Yes. Islip Long Island has hotels nearby for those requiring accommodations. Clarion Hotel & Conference Center is the closest property to Islip Long Island (0.0 mi away from Islip Long Island).

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