Ronkonkoma is located in Albany city, United States at the 40.8154, -73.1123 coordinates. Distance from Ronkonkoma to other cities. are listed below, click on the city name to find distance between. Distance from Ronkonkoma to New York City 76 km, to Brooklyn 73 km, to Borough of Queens 63 km. The green marker indicates the location of Ronkonkoma.