Hours fluctuate seasonally. Open 365 days a year.
January 1 thru April 7: 9a.m. to 4 p.m. (grounds close at 5 p.m.)
April 8 thru April 23: 9 a.m. to 5 p.m. (grounds close at 7 p.m.)
April 24 thru June 23: 9 a.m. to 4 p.m. (grounds close at 6 p.m.)
June 24 thru September 4: 9 a.m. to 8 p.m. (grounds close at 9 p.m.)
September 5 thru October 2: 9 a.m. to 4 p.m. (grounds close at 6 p.m.)
October 3 thru December 31: 9 a.m. to 4 p.m. (grounds close at 5 p.m.)

Valid until: Mar 31, 2009

Print at Home Tickets Available! - Includes Zoo admission, with unlimited use of Guided Bus Tour, Express Bus, and Skyfari Aerial Tram. Tickets purchased online are valid for one time entrance until March 31, 2009.

Valid until: Mar 31, 2009

For less than the combined price of general admissions, the San Diego 3 for 1 is valid for unlimited entry for five days from first use to the San Diego Zoo, San Diego Zoo's Wild Animal Park and SeaWorld San Diego.