Flight Routes from Washington DC to Islip Long Island

Compare cheap outbound and return flights from Washington-DC (WAS) to Islip - Long Island (ISP) and find the best offer from numerous airlines and travel agencies.

Trip type
Fastest outbound flight
Fastest inbound flight
Flight distance
398 km
Time difference
none
Airports in Washington-DC
  1. Dulles International Airport, DC
  2. Ronald Reagan National Airport, VA

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

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

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Matching outbound flightsWAS–ISP · 0 of 0
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durationstopovers
  1. November 1 – 7, 2026
  2. November 8 – 14, 2026
  3. November 15 – 21, 2026
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        Important flight information

        Discover more flights around Washington-DC and Islip - Long Island

        Departure airport Airport Washington-DC (WAS)
        Arrival airport Airport Islip - Long Island MacArthur Airport,NY (ISP)
        Destination country Flights to United States
        Departure airport - Destination country Washington-DC - United States
        Alternative routes to United States
        Alternative flights to Islip - Long Island
        Flight destinations with a similar price