There are discounts available to the San Diego Zoo! You have two options. If you are a AAA member, you can instantly save 10% off of the admission price by showing your card. If you don't have a membership, use the code "05" when you purchase your tickets online to receive $5.00 off each ticket price.
Also check out the pricing options for visiting mulitple parks and saving even more. If you are headed out to San Diego for a vacation, you might also consider visiting Sea World and the San Diego Zoo Safari (also know as the Wild Animal Park). They even have a Southern California City Pass that includes a San Diego Zoo 1-Day Pass OR San Diego Zoo Safari Park Africa Tram Safari Pass, SeaWorld San Diego, Disneyland Resort Park Hopper, and Universal Studios. You must visit all attractions within 14 days of first use.
Check their website for vacation package specials and save even more!
Ta Ta for now...