The Alcatraz Penitentiary is located on an island in the middle of the San Francisco Bay. The 22 acre island is only accessible the Ferry’s from Alcatraz Cruises.
The ferries leave from Pier 33, which is right in the heart of Fisherman’s Wharf.
How to get to Pier 33:
There are three different San Francisco Muni Buses that will take you to Pier 33:
8x Bayshore Express
82X Presidio and Wharves Express
10 Towsend (only available on weekends)
Take an historic San Francisco Streetcar to the Bay Street Station.
Choose Pier 33 as your drop off location and your driver will take you right to the entrance.
Parking can be really difficult around Pier 33, but there are a few paid lots available.
Alcatraz Departure times from Pier 33:
Early Bird Tour: 8:45 AM