The Haunted Attractions Pass at Six Flags is an add-on that allows guests to enter the special Fright Fest mazes and haunted houses. It is an upcharge fee that can be purchased separately if you already have an annual pass but want to add-on the haunted house admission. The pass is required to enter the haunted houses, and it is not included in the general admission ticket. The cost of the Haunted Attractions Pass varies depending on the park and the time of the year, but it starts at $14.99 at Six Flags Great Escape. At Six Flags Great Adventure, the pass is required to enter the haunted houses, and it can be purchased separately or as part of a bundled ticket that includes both admission and haunted house access. The cost of the Haunted Attractions Pass at Six Flags Great Adventure starts at $25. It is important to note that any guest with Six Flags daytime admission can attend Fright Fest, but they must purchase a Haunted Attractions Pass to enter the haunted houses.