UPDATE:Many of these offers expire on April 23 (Saturday).

More:SunFest coverage | Check out our SunFest chat replay | Poll: Which performer are you most excited to see? | Event Listing: SunFest Sip & Savor | Facebook and Twitter reactions to the 2011 lineup

Here are some things to know if you want to score a cheaper ticket to SunFest. Many of the discount ticket deals expire on April 23. After that, prices rise to day-of-show levels. For example, the early bird one-day pass you can get at Publix Super Markets, online (at sunfest.com) or at the SunFest office for $30 goes up to $34 after April 23. The five-day early bird pass price of $60 goes up to $66. So if you can commit to one or more days at the waterfront music and art party, your best bet is to buy early. In addition to the early bird prices, ticket deals are available at these retailers: Publix exclusive ticket offer — Available today until April 23. Buy one pass, and get a companion pass for half price.

Costco tickets — The warehouse club is offering its members a pair of two-day tickets for $74.99. That is a savings of $17 over the early bird price.

Online deals at sunfest.com Opening night, April 27: One ticket for $40 includes a $25 prepaid card to use on the party barges. That’s $19 worth of drinks for free when compared with the gate price. This deal should appeal to fans of Sublime with Rome and the Avett Brothers, both performing Wednesday. Must be purchased before 5 p.m. April 27. April 28: $10 off admission, courtesy of the Palm Beach County Health Department, a SunFest sponsor. Cee Lo Green and Jason Mraz performing. Must be purchased before 5 p.m. April 28. Parking Parking for SunFest can be a challenge. That’s the reason behind the festival’s so-called carload program. For $99, festivalgoers get admission for four and a parking spot in the Palm Beach County Judicial Center lot. The deal is available online for admission Friday, Saturday or Sunday. It must be purchased by 10 p.m. the night before. The judicial center lot is six city blocks from the nearest SunFest gate. Look on sunfest.com for parking deals as low as $5. One deal is a weekend parking pass for $12, which covers three days of parking. Once inside SunFest, you can have some fun without breaking the bank by visiting the wine garden. There, you can sample a flight of three wines for the princely sum of $5. And the best bargain of the festival is the souvenir beads. Once again, they can be had for $5 this year.