The following is from Alameda Harbor Bay Ferry Service …
The Alameda/Oakland Ferry will provide direct service between Oakland, Alameda Main Street, and AT&T Park for the Thursday and Friday, October 7 and 8, games with the Atlanta Braves. The ferry schedule for both games is:
a) The ferry departs Oakland Clay Street at 5:00 PM;
b) Departs Alameda Main Street at 5:20 PM:
c) Arrives AT&T Park at 5:50 PM.
After the game the ferry departs AT&T Park 20 minutes after last out (but no earlier than 4:00 PM).
Please purchase tickets onboard the ferry at time of departure.