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Six Flags Great America
Six Flags Great America
Chicago, Illinois

Park Operating Schedule

Hurricane Harbor Opening
Hurricane Harbor opens for the season for an exclusive Member & Pass Holder preview week on July 20. Water Park operating hours are 11am - 6pm. This Preview Event is for Members & Pass Holders ONLY from Monday, July 20 - Sunday, July 26 and takes place in Hurricane Harbor. Beginning July 27, Hurricane Harbor is open to the general public. Theme Park rides will NOT be in operation.
LEARN ABOUT PREVIEW EVENT

IMPORTANT: ALL VISITORS (INCLUDING PASS HOLDERS AND MEMBERS) WILL NEED TO MAKE ADVANCE RESERVATIONS PRIOR TO VISIT. SINGLE-DAY TICKETS MUST BE PURCHASED ONLINE DURING THE RESERVATION PROCESS.

 

The reservation process only takes 5-7 minutes. Have your online order number, ticket number or Membership/Season Pass number handy and visit sixflags.com/reserve.
MAKE RESERVATION

NOTE: Single-day tickets require a separate reservation than Pass Holders and Members. If purchasing a Bring A Friend ticket, it may be included in the Pass Holders and Members reservation.

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Date Theme Park Hours Water Park Hours
Wednesday, December 31
11:00pm to 11:30pm
Ad: We are having a sale on Season Passes! Click for more info.