All tickets for our Hop-on Hop-off Loops are valid for 72 hours. Each of the San Francisco Sightseeing routes start at 2800 Leavenworth St (between Beach St. and Jefferson St.) @ Fisherman's Wharf although you can hop-on the bus at any stop along your chosen route! - The Park Loops starts at Union Square (right in front of Macy's) The Alcatraz Cruise will depart between 2pm and 4pm you will receive the exact time of departure for your Alcatraz cruise upon picking up the tickets between 9am and 10am on the day of the tour. Departure times: The Downtown Loop - Daily departures at 11.00am 1.00am and 3.00pm daily departures every 30 minutes from 9.00am to 5.00pm.The Golden Gate Loop - Daily departures at 9.00am and 4.00pm daily departures every hour between 10.00am and 5.00pm (every 2 hours in the winter.The Night Loop - Daily departures* at 6.00pm and 7.00pm (*From April 1st to October 31st available on Thursday Friday and Saturday only) -> daily departure at 6.00pm (during summer also at 7.00pm) For detailed information on each stop of our 3 San Francisco Sightseeing routes please click on the Top Attractions tab