Six Flags Discovery Kingdom in Vallejo has two great deals right now for admission. They’re offering a season pass for $49.99 ($5 more than a one-day ticket). With the pass, you can get free admission to any of 15 Six Flags parks in the U.S. And you'll get some free guest passes and coupons too.
And now through June 1, get an adult ticket for a kid ticket price ($29.99). And by printing the ticket at home, you avoid the ticket line there. You must order online.
Kids under two get in free.Six Flags is open Friday through Sunday until May 22, when it opens daily for the season. For the calendar, click here.