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Fright Fest 2026 at Six Flags Great Adventure: crowd calendar

18 Sep to 1 Nov 202645 nightsJackson, New Jersey, United States

Fright Fest 2026 at Six Flags Great Adventure runs 18 Sep to 1 Nov 2026 and is forecast moderately busy, averaging 49% crowd level. The quietest night is Thu 15 Oct at 19%, the busiest Sat 3 Oct at 89%.

Quietest night of Fright Fest 2026

Thursday 15 Oct

Fright Fest 2026 is forecast moderately busy at Six Flags Great Adventure, averaging 49% crowd level across its 21 nights. The busiest is Saturday 3 Oct at 89%.

19%crowds
Next bestThu 22 Oct 22%Thu 29 Oct 26%Thu 8 Oct 28%

Across its 45 nights the forecast averages 49% crowd level, which is about a normal day for this park. Expect lines to average around 29 minutes park-wide on a typical night.

Fright Fest is an evening event, so the crowd figures above describe the whole day at Six Flags Great Adventure, not the event hours alone. Kids Boo Fest runs alongside it during the day, on the same dates.

Every night, with the forecast

September 2026

  1. Fri18No forecast
  2. Sat19No forecast
  3. Sun20No forecast
  4. Mon21No forecast
  5. Tue22No forecast
  6. Wed23No forecast
  7. Thu24No forecast
  8. Fri25No forecast
  9. Sat26No forecast
  10. Sun27No forecast
  11. Mon28No forecast
  12. Tue29No forecast
  13. Wed30No forecast

October 2026

  1. Thu154%~20 min
  2. Fri262%~25 min
  3. Sat389%~59 min
  4. Sun433%~10 min
  5. Mon558%~34 min
  6. Tue6No forecast
  7. Wed7No forecast
  8. Thu828%
  9. Fri934%
  10. Sat1065%
  11. Sun1166%
  12. Mon1255%
  13. Tue13No forecast
  14. Wed14No forecast
  15. Thu1519%
  16. Fri1632%
  17. Sat1763%
  18. Sun1877%
  19. Mon19No forecast
  20. Tue20No forecast
  21. Wed21No forecast
  22. Thu2222%
  23. Fri2331%
  24. Sat2460%
  25. Sun2572%
  26. Mon26No forecast
  27. Tue27No forecast
  28. Wed28No forecast
  29. Thu2926%
  30. Fri3031%
  31. Sat3157%

November 2026

  1. Sun1No forecast
Quietest 0-15%Quieter 15-35%Typical 35-65%Busier 65-88%Busiest 88-100%

Dates as published by Six Flags Great Adventure; always check the park's own site before travelling. 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. We score every past forecast against what the queues actually did and publish the result in the crowd forecast accuracy ledger.

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Frequently asked

When is Fright Fest 2026 at Six Flags Great Adventure?

Fright Fest 2026 runs 18 Sep to 1 Nov 2026, on selected dates, which the park has not listed: 45 nights in total. Dates are as published by Six Flags Great Adventure.

What is the quietest night of Fright Fest 2026?

Thursday 15 Oct is forecast the quietest at 19% crowd level. The next best are Thu 22 Oct (22%), Thu 29 Oct (26%), Thu 8 Oct (28%).

What is the busiest night of Fright Fest 2026?

Saturday 3 Oct is forecast the busiest at 89%. The 17 nights that fall in the October break (13 Oct to 30 Oct) average 40%.

How busy is Fright Fest compared with a normal day at Six Flags Great Adventure?

The event nights average 49% crowd level, about a normal day for this park.

Do I need a separate ticket for Fright Fest?

Fright Fest runs in the evening, with Kids Boo Fest during the day. Check Six Flags Great Adventure's own site for what your ticket includes on the day you visit.