Cheap flights from London (LON) to Islip (ISP) from $1,609

Located just 7.2 mi from the city center, Islip Long Island is the airport most travelers will use when flying to Islip from London. Booking flights from London to Long Island (ISP) should be relatively easy as there are 0 daily inbound flights from London from 0 different airlines.

Yes, there are multiple flights from London to Islip, New York for under $1,700. The cheapest flight booked recently is on Multiple Airlines for just $1,609, but on average you can expect to pay $1,609.

Great question - LHR to ISP just means London Heathrow Airport to Islip Long Island Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

The amount of baggage you can bring on your London to Islip flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter London to Islip flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

Yes. Cheapflights offers flight deals from London to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from London to Islip offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on London to Islip flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The London to Islip, New York flight deals you see on this page were last updated on 5/28.

Currently, December is the cheapest month in which you can book a flight from London to Islip, New York (average of $78). Flying from London to Islip, New York in February is currently the most expensive (average of $151). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.