The Fire Island Lighthouse is located at the southern terminus of Robert Moses Causeway, just east of Robert Moses State Park.
From I-495 (Long Island Expressway, LIE)
Take Exit 53S to Sagtikos Parkway to Southern State Parkway (2 exits)
From Southern State Parkway (SSP)
Take Exit 40 south onto Robert Moses Causeway
From Sunrise Highway
Take exit 41S onto Robert Moses Causeway
Take Robert Moses Causeway south to its end. Circle the Robert Moses State Park water tower, then proceed east to Parking Field #5.
There is a parking fee at certain times of the year. On busy summer weekends, you should expect a delay getting to the park due to the high volume of traffic.
Park on the east end of the parking lot and follow the boardwalk to the lighthouse (¾-mile walk).
Take the seasonal Fire Island Ferries boat from Bayshore to Kismet, then hike about 1 mile by beach or down the old Coast Guard Road (vehicles allowed by permit only).