Is Six Flags St Louis open today? Hours and closing times
Next open on Friday 2 October from 18:00 – 23:00. Most days it opens at 12:00.
Next open day
Next open on Friday 2 October, open for 5 hours.
See Six Flags St Louis wait times right nowTypical hours by day of the week
Across the next 15 published dates. Individual days vary - check the calendar below for the date you are visiting.
Six Flags St Louis hours, October 2026
Six Flags St Louis hours, November 2026
Hours come from Six Flags St Louis's own published schedule and are checked on every update to this site. Parks change hours at short notice, especially for weather and special events - confirm on the day with the park before you travel.
Six Flags St Louis hours: common questions
What time does Six Flags St Louis open?
Six Flags St Louis most often opens at 12:00. Across its next 15 published dates the opening time is 12:00 more than any other, though it varies by season and event - the calendar on this page lists every date individually.
What time does Six Flags St Louis close?
Next open on Friday 2 October from 18:00 – 23:00, an operating day of 5 hours. Closing time changes through the season - later in summer, earlier in winter - so check the date you are visiting in the calendar above.
How busy is Six Flags St Louis on the day I am visiting?
Opening hours tell you when the gates are open, not how long the queues will be. The Six Flags St Louis crowd calendar forecasts how busy each date will be, and the live board shows every ride's wait time right now.