Cheap flights from Belfast, United Kingdom to Islip, NY

Travelers frequently search for route combinations, such as Belfast and London, Manchester, Alicante, Birmingham, Barcelona, Tenerife, Kraków, Málaga, Berlin, Faro, Istanbul, Madrid, Edinburgh, Budapest, Amsterdam, Ibiza, Lanzarote, Warsaw, Glasgow, Prague.

Travelers frequently search for route combinations, such as Islip and New York, Fort Lauderdale, Raleigh, West Palm Beach, Atlanta, Tampa, San José, Orlando, Las Vegas, Denver, Chicago, Miami, Los Angeles, Mexico City, Bogotá, Dallas, Phoenix, Philadelphia, San Francisco, Cancún.

Belfast is mainly served by Belfast International. But there are other airports nearby, including George Best Belfast City.

The main airport in Belfast is Belfast International. It is also served by Dublin, Isle of Man, Ireland West Airport Knock, City of Derry, Donegal, Glasgow Prestwick.

The main airport in Islip is Long Island MacArthur. It is also served by Newark Liberty International, Philadelphia International, LaGuardia, New York Stewart International Airport, Bradley International, Atlantic City International, Lehigh Valley International, Albany International, Westchester County, Wilkes-Barre/Scranton International.

Yes, it's possible to combine different modes of transport between Belfast and Islip thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Belfast and Islip can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Currently, you can fly between Belfast and Islip with easyJet, BREEZE, Frontier Airlines, Virgin Atlantic Airways, British Airways.

If you don’t have specific dates for your trip between Belfast and Islip, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.