15 days forecast
Six Flags St Louis crowd calendar, October 2026
- Quietest
- Fri 2 Oct5%
- Busiest
- Sat 31 Oct72%
- Typical day
- 21%
- Days open
- 15/31
Six Flags St Louis is typically quiet in October 2026, averaging 21% crowd level. The quietest day is Fri 2 Oct at 5%, and the busiest is Sat 31 Oct at 72%.
October 2026 ↓Best day left in October
October 2026 is typically quiet at Six Flags St Louis, averaging 21% crowd level. The busiest is Saturday 31 Oct at 72%.
Six Flags St Louis is quiet today, at around 26% crowd levels. This weekend is looking busy. Six Flags St Louis is typically quiet in October 2026, averaging around 21% crowd levels. The quietest day to visit is predicted to be Friday 2nd (about 5%), while the busiest is Saturday 31st (about 72%). Weekdays are noticeably quieter than weekends, so a midweek visit means shorter queues.
Wondering how busy Six Flags St Louis will be in October 2026? This calendar predicts crowd levels day by day. The lower the score, the shorter the queues, so pick a quiet day and ride more.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1Closed | 25%Quietest | 35%Quietest | 45%Quietest | |||
| 5Closed | 6Closed | 7Closed | 8Closed | 95%Quietest | 105%Quietest | 115%Quietest |
| 12Closed | 13ScoClosed | 14ScoClosed | 15ScoClosed | 16Sco5%Quietest | 17Sco5%Quietest | 185%Quietest |
| 19GerClosed | 20GerClosed | 21Ger26%*Quieter | 22GerClosed | 23Ger24%*Quieter | 24Ger68%*Busier | 25Ger55%*Typical |
| 26EngGerClosed | 27EngGerClosed | 28EngGerClosed | 29EngGerClosed | 30EngGer29%*Quieter | 3172%*Busier |
- Thu1Closed
- Fri2Fright Fest5%
- Sat3Fright Fest5%
- Sun4Fright Fest5%
- Mon5Closed
- Tue6Closed
- Wed7Closed
- Thu8Closed
- Fri9Fright Fest5%
- Sat10Fright Fest5%
- Sun11Fright Fest5%
- Mon12Closed
- Tue13Closed
- Wed14Closed
- Thu15Closed
- Fri16Fright Fest5%
- Sat17Fright Fest5%
- Sun18Fright Fest5%
- Mon19Closed
- Tue20Closed
- Wed2126%Forecast
- Thu22Closed
- Fri23Fright Fest24%Forecast
- Sat24Fright Fest68%Forecast
- Sun25Fright Fest55%Forecast
- Mon26Closed
- Tue27Closed
- Wed28Closed
- Thu29Closed
- Fri30Fright Fest29%Forecast
- Sat31Fright Fest72%Forecast
How busy
- 9 daysQuietestAmong the quietest days at this park
- 3 daysQuieterQuieter than a normal day here
- 1 dayTypicalA normal day for this park
- 2 daysBusierBusier than a normal day here
- BusiestAmong the busiest days at this park
On the days this month
- Rainy day
- Light rain
- Cold day
- Hot day
- Sunny day
- Partly cloudy day
- Cloudy day
- Public holiday
- Fright Fest2 Oct - 31 Oct
- Boo Fest (Kids Boo Fest)3 Oct - 31 Oct
Crowd levels are modelled from this park's own recorded queue times, school and public holidays, day of the week and the weather forecast, and may not always be right. Opening hours come from the park and can change. Always check the park's own site before travelling. We score every past forecast against what the queues actually did and publish the result in the crowd forecast accuracy ledger.
Frequently asked
How busy is Six Flags St Louis today?
Six Flags St Louis is predicted to be quiet today, at around 26% crowd levels. Lower percentages mean shorter queues.
Is Six Flags St Louis busy this weekend?
This weekend Six Flags St Louis is looking busy, at around 62% crowd levels on average.
When is the quietest day to visit Six Flags St Louis in October 2026?
Friday 2nd is predicted to be the quietest day to visit Six Flags St Louis in October 2026, at around 5% crowd levels.
When is Six Flags St Louis busiest in October 2026?
Saturday 31st is predicted to be the busiest day at Six Flags St Louis in October 2026, at around 72% crowd levels.
How busy is Six Flags St Louis in October 2026?
On average, Six Flags St Louis is quiet in October 2026 - around 21% crowd levels. Weekdays are usually quieter than weekends.
Is Six Flags St Louis busier on weekends?
Yes - Six Flags St Louis is typically busier at weekends than midweek in October 2026. Visit on a weekday for shorter queues.
What is the best time to visit Six Flags St Louis?
The best time to visit Six Flags St Louis is on its quietest predicted days - Friday 2nd is the quietest in October 2026 (about 5%). Arriving at opening also means the shortest waits.