As 2026 unfolds, theme park enthusiasts across the United States are gearing up for exciting new seasons at their favorite parks. Whether you're planning a summer thrill ride or a winter getaway, the country's most beloved theme parks are ready to welcome visitors with a variety of opening dates.

In this article we'll roundup the opening dates for every major theme park in North America, so you can start planning your theme park adventures and amusement park road trips.

For more information about each park featured, be sure to follow the links to our comprehensive park guides.

Parks Open Year-Round

Several major theme parks operate every day of the year, weather permitting, offering visitors the chance to experience the magic any time they please. These parks include:

• Busch Gardens Tampa Bay
• Disney California Adventure
• Disneyland
• Disney's Animal Kingdom
• Disney's Hollywood Studios
• EPCOT
• Knott's Berry Farm*
• LEGOLAND California**
• LEGOLAND Florida**
• Magic Kingdom
• Peppa Pig Theme Park Florida***
• SeaWorld Orlando
• SeaWorld San Diego
• Universal Epic Universe
• Universal Islands of Adventure
• Universal Studios Florida
• Universal Studios Hollywood

* closed on Christmas Day
** closed on some Wednesdays in off peak periods
*** closed on some Tuesdays in off peak periods

Super-Sized Summer Fun

For those looking to dive into the summer fun, many parks extend their year-round opening (weekends and select weekdays) to daily operations starting in late-April or May, making this the peak time for roller coasters, water rides, and family-friendly attractions:

• Six Flags Magic Mountain – open daily from April 24
• Busch Gardens Williamsburg – open daily from May 14
• Six Flags Fiesta Texas – open daily from May 14
• Peppa Pig Theme Park Texas – open daily from May 21
• Six Flags Over Texas – open daily from May 21
• SeaWorld San Antonio – open daily from May 21
• Sesame Place Philadelphia – open daily from May 22
• Six Flags Discovery Kingdom – open daily from May 22

Seasonal Park Opening Dates

Many theme parks across North America operate seasonally, with some opening their doors in the early spring, while others kick off daily operations in the summer. Below is a breakdown of key parks' opening dates for the 2026 season:

• Silver Dollar City – opens March 13
• Dollywood – opens March 13
• Wild Adventures – opens March 14 (daily from May 21)
• Carowinds – opens March 14 (daily from June 4)
• Frontier City – TBC
• Six Flags Over Georgia – opens March 28 (daily from TBC)
• Six Flags Great Adventure – opens March 28 (daily from May 21)
• Kings Dominion – opens March 28 (daily from May 29)
• Dutch Wonderland – opens March 28 (daily from June 5)
• California's Great America – opens March 28 (daily from May 28)
• Hersheypark – opens April 3 (daily from May 21)
• Six Flags St. Louis – opens April 25 (daily from May 22)
• Worlds of Fun – opens April 25 (daily from May 29)
• Six Flags New England – opens April 11 (daily from June 17)
• LEGOLAND New York – opens March 27 (daily from May 21)
• Kennywood – opens April 18 (daily from May 22)
• Six Flags Great America – opens April 25 (daily from May 20)
• Kings Island – opens April 18 (daily from May 14)
• Cedar Point – opens May 9
• Six Flags Great Escape – TBC
• Holiday World – opens May 2 (daily from May 22)
• Lake Compounce – opens May 9 (daily from June 11)
• Dorney Park – opens May 8 (daily from May 28)
• Kentucky Kingdom – opens May 9 (daily from May 23)
• Valleyfair – opens May 10 (daily from May 20)
• Six Flags Darien Lake – opens May 15 (daily from June 24)
• Adventureland – TBC
• Michigan's Adventure – opens May 22 (daily from June 3)
• Sesame Place San Diego – open daily from May 23
• Idlewild – opens May 23 (daily from May 30)
• Story Land  – opens May 23 (daily from June 12)