Halloween Spooktacular 2026 at Seaworld San Diego: crowd calendar
Halloween Spooktacular 2026 at Seaworld San Diego runs 11 Sep to 1 Nov 2026 and is forecast moderately busy, averaging 40% crowd level. The quietest date is Fri 2 Oct at 9%, the busiest Sun 25 Oct at 61%.
Quietest date of Halloween Spooktacular 2026
Halloween Spooktacular 2026 is forecast moderately busy at Seaworld San Diego, averaging 40% crowd level across its 15 dates. The busiest is Sunday 25 Oct at 61%.
Across its 24 dates the forecast averages 40% crowd level, which is about a normal day for this park. Expect lines to average around 15 minutes park-wide on a typical date.
Every date, with the forecast
September 2026
October 2026
November 2026
The 17 days inside the run that Halloween Spooktacular does not operate on are forecast 12% on average, quieter than the event dates.
Dates as published by Seaworld San Diego; 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.
Frequently asked
When is Halloween Spooktacular 2026 at Seaworld San Diego?
Halloween Spooktacular 2026 runs 11 Sep to 1 Nov 2026, on Fridays to Sundays: 24 dates in total. Dates are as published by Seaworld San Diego.
What is the quietest date of Halloween Spooktacular 2026?
Friday 2 Oct is forecast the quietest at 9% crowd level. The next best are Fri 23 Oct (9%), Sun 11 Oct (13%), Fri 9 Oct (14%).
What is the busiest date of Halloween Spooktacular 2026?
Sunday 25 Oct is forecast the busiest at 61%. The 9 dates that fall in the Summer (11 Sep to 30 Oct) average 44%.
How busy is Halloween Spooktacular compared with a normal day at Seaworld San Diego?
The event dates average 40% crowd level, about a normal day for this park. The 17 days inside the run that Halloween Spooktacular does not operate on are forecast 12% on average, quieter than the event dates.

