Flight Routes from Washington DC to Islip Long Island

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Our cheapest offers for flights from Washington DC to Islip Long Island

Here you can compare cheap flights from Washington DC (DCA) to Islip Long Island (ISP) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Islip Long Island. Prices and availability may change at any time.

Flight schedule from Washington DC (DCA) to Islip - Long Island (ISP)

Select a travel date in the flight schedule for the route from Washington DC (DCA) to Islip - Long Island (ISP) and compare affordable flight deals.

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  1. Aug 30 – Sep 5, 2026
  2. September 6 – 12, 2026
  3. September 13 – 19, 2026
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    1. DCAISP
      1 stopover
      1. JetBlue Airways

      Flight information: Washington DC - Islip - Long Island

      Roundtrip from 413,00 $
      Return flight duration min. 07:50
      Distance 400 km
      Departure airport Airport Washington DC - Ronald Reagan National Airport, VA (DCA)
      Arrival airport Airport Islip - Long Island MacArthur Airport,NY (ISP)
      Destination country Flights to United States
      City-Code - Arrival airport Washington-DC - Islip - Long Island MacArthur Airport,NY
      Departure airport - Destination country Washington DC - Ronald Reagan National Airport, VA - United States
      Alternative routes to United States
      Alternative flights to Islip - Long Island
      Flight destinations with a similar price