Cheap flights from Pennsylvania to Islip (ISP) from $121

If you book a flight to Islip from Pennsylvania, you will be flying to Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.

Yes, there are multiple flights from Pennsylvania to Islip, New York for under $500. The cheapest flight booked recently is on Multiple Airlines for just $435, but on average you can expect to pay $511.

The most popular route from Pennsylvania to Islip, New York is Harrisburg - Islip Long Island. You may also consider Newark - Islip Long Island or Washington, D.C. Dulles Intl - Islip Long Island.

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Philadelphia Airport to Islip Long Island Airport flight would often be abbreviated as a PHL to ISP flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Pittsburgh Airport (PIT), Harrisburg Airport (MDT), Allentown-Bethlehem Airport (ABE), Wilkes-Barre Scranton Airport (AVP), State College University Park Airport (SCE).

The amount of baggage you can bring on your Pennsylvania 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 Pennsylvania 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 Pennsylvania 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 Pennsylvania to Islip.

Yes. Cheapflights offers flight deals from Pennsylvania 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 Pennsylvania 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 Pennsylvania 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 Pennsylvania to Islip, New York flight deals you see on this page were last updated on 5/21.

Currently, December is the cheapest month in which you can book a flight from Pennsylvania to Islip, New York (average of $78). Flying from Pennsylvania 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.