Six Flags Christmas 2025. December 2025 crowd calendar for six flags great adventure. Kick off your park day with red, white, and tunes, a patriotic cabaret featuring the beloved looney tunes and the singing of the national anthem—an uplifting start to your adventure!.
Want to experience all the events six flags has to offer? The most wonderful time of the year comes to six flags fiesta texas as temperatures begin to cool down.