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Six Flags Magic Mountain crowd calendar, September 2026

September 202630 days forecast

Six Flags Magic Mountain is typically moderately busy in September 2026, averaging 39% crowd level. The quietest day is Thu 17 Sep at 10%, and the busiest is Mon 7 Sep at 77%.

Best day left in September

Thursday 17 Sept

September 2026 is typically moderately busy at Six Flags Magic Mountain, averaging 39% crowd level. The busiest is Monday 7 Sept at 77%.

10%crowds
Next bestWed 30 Sept 11%Wed 16 Sept 12%Wed 23 Sept 12%

Six Flags Magic Mountain is moderately busy today, at around 49% crowd levels, and very quiet tomorrow. This weekend is looking moderately busy. Six Flags Magic Mountain is typically quiet in September 2026, averaging around 39% crowd levels. The quietest day to visit is predicted to be Thursday 17th (about 10%), while the busiest is Monday 7th (about 77%). Weekdays are noticeably quieter than weekends, so a midweek visit means shorter queues.

Wondering how busy Six Flags Magic Mountain will be in September 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.

Daily crowd levels and opening hours for Six Flags Magic Mountain, September 2026
MonTueWedThuFriSatSun
136%Typical12 min queues237%Quieter12 min queues337%Quieter12 min queues449%Quieter17 min queues564%Busier26 min queues668%Busier28 min queues
777%Busiest39 min queues836%Typical12 min queues934%Quieter11 min queues1034%Quieter11 min queues1121%Quietest7 min queues1251%Quieter18 min queues1344%Quieter15 min queues
1449%*QuieterEst.17 min queues1513%*QuieterEst.11 min queues1612%*QuieterEst.11 min queues1710%*QuieterEst.9 min queues1848%*QuieterEst.16 min queues1958%*TypicalEst.22 min queues2062%*TypicalEst.24 min queues
2148%*QuieterEst.16 min queues2213%*QuieterEst.11 min queues2312%*QuieterEst.11 min queues2414%*QuieterEst.12 min queues2555%*QuieterEst.20 min queues2659%*TypicalEst.23 min queues2763%*TypicalEst.26 min queues
2853%*QuieterEst.19 min queues2913%*QuieterEst.11 min queues3011%*QuieterEst.10 min queues
  1. Tue1Hours unavailableSummer36%Typical12 min queues
  2. Wed2Hours unavailableSummer37%Quieter12 min queues
  3. Thu3Hours unavailableSummer37%Quieter12 min queues
  4. Fri4Hours unavailableSummer49%Quieter17 min queues
  5. Sat5Hours unavailableSummer64%Busier26 min queues
  6. Sun6Hours unavailableSummer68%Busier28 min queues
  7. Mon7Hours unavailableSummer77%Busiest39 min queues
  8. Tue8Hours unavailableSummer36%Typical12 min queues
  9. Wed9Hours unavailableSummer34%Quieter11 min queues
  10. Thu10Hours unavailableSummer34%Quieter11 min queues
  11. Fri11Hours unavailableSummer21%Quietest7 min queues
  12. Sat12Hours unavailableSummer51%Quieter18 min queues
  13. Sun13Hours unavailableSummer44%Quieter15 min queues
  14. Mon14Hours unavailable49%*Est.Quieter17 min queues
  15. Tue15Hours unavailable13%*Est.Quieter11 min queues
  16. Wed16Hours unavailable12%*Est.Quieter11 min queues
  17. Thu17Hours unavailable10%*Est.Quieter9 min queues
  18. Fri18Hours unavailable48%*Est.Quieter16 min queues
  19. Sat19Hours unavailable58%*Est.Typical22 min queues
  20. Sun20Hours unavailable62%*Est.Typical24 min queues
  21. Mon21Hours unavailable48%*Est.Quieter16 min queues
  22. Tue22Hours unavailable13%*Est.Quieter11 min queues
  23. Wed23Hours unavailable12%*Est.Quieter11 min queues
  24. Thu24Hours unavailable14%*Est.Quieter12 min queues
  25. Fri25Hours unavailable55%*Est.Quieter20 min queues
  26. Sat26Hours unavailable59%*Est.Typical23 min queues
  27. Sun27Hours unavailable63%*Est.Typical26 min queues
  28. Mon28Hours unavailable53%*Est.Quieter19 min queues
  29. Tue29Hours unavailable13%*Est.Quieter11 min queues
  30. Wed30Hours unavailable11%*Est.Quieter10 min queues
Quietest 0-15%Quieter 15-35%Typical 35-65%Busier 65-88%Busiest 88-100%

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.

October 2026November 2026December 2026January 2027February 2027March 2027April 2027May 2027Full crowd calendar

Frequently asked

How busy is Six Flags Magic Mountain today?

Six Flags Magic Mountain is predicted to be moderately busy today, at around 49% crowd levels. Lower percentages mean shorter queues.

How busy will Six Flags Magic Mountain be tomorrow?

Six Flags Magic Mountain is predicted to be very quiet tomorrow, at around 13% crowd levels.

Is Six Flags Magic Mountain busy this weekend?

This weekend Six Flags Magic Mountain is looking moderately busy, at around 60% crowd levels on average.

When is the quietest day to visit Six Flags Magic Mountain in September 2026?

Thursday 17th is predicted to be the quietest day to visit Six Flags Magic Mountain in September 2026, at around 10% crowd levels.

When is Six Flags Magic Mountain busiest in September 2026?

Monday 7th is predicted to be the busiest day at Six Flags Magic Mountain in September 2026, at around 77% crowd levels.

How busy is Six Flags Magic Mountain in September 2026?

On average, Six Flags Magic Mountain is quiet in September 2026 - around 39% crowd levels. Weekdays are usually quieter than weekends.

Is Six Flags Magic Mountain busier on weekends?

Yes - Six Flags Magic Mountain is typically busier at weekends than midweek in September 2026. Visit on a weekday for shorter queues.

What is the best time to visit Six Flags Magic Mountain?

The best time to visit Six Flags Magic Mountain is on its quietest predicted days - Thursday 17th is the quietest in September 2026 (about 10%). Arriving at opening also means the shortest waits.