It turns south onto Flatbush Avenue and passes through Flatbush Junction. After passing through Flatbush Junction, it turns left onto Avenue H and continues down it as it merges into Glenwood Road, and turns onto East 80th Street, and then turns onto Avenue M until East 105th Street, where it turns north onto said street until Flatlands Avenue, and runs east onto Flatlands Avenue until it turns north on Williams Avenue, where it terminates.
The route heads south on Flatbush Avenue and passes through the Flatbush Junction area. After passing through this section, it makes a left turn onto Avenue H and continues down it as it joins Glenwood Road. It then turns onto East 80th Street, followed by Avenue M, until it reaches East 105th Street, where it turns north onto that street and proceeds to Flatlands Avenue. From there, it heads east on Flatlands Avenue until it makes a final turn onto Williams Avenue, bringing the journey to a close.