Seaworld San Antonio vs Six Flags Great Adventure

SeaWorld San Antonio is the largest marine-life theme park in the world by area, sitting on 250 acres in San Antonio, Texas. It combines marine animal shows with a solid coaster line-up: Wave Breaker (a jet-ski themed coaster), Great White (an inverted coaster), Steel Eel (a hyper coaster), Texas Stingray wooden coaster, and the newer Tidal Surge swing ride. A separate Aquatica water park operates next door.

Texas heat drives summer crowds into early mornings and late evenings, with the coolest queue times usually at the start of the day. Halloween Spooktacular, Christmas Celebration and US school holidays are the peak periods. Check live wait times for Texas Stingray and Wave Breaker on arrival, and use our crowd calendar to pick a midweek day for shorter queues.

Six Flags Great Adventure sits in Jackson, New Jersey, and has long been one of Six Flags' flagship coaster parks. The line-up is exceptional: El Toro (one of the world's top-rated wooden coasters), Nitro, Jersey Devil Coaster, Superman: Ultimate Flight, Batman: The Ride, Skull Mountain, and Green Lantern stand-up. Kingda Ka was the park's signature ride until its closure; a Safari Off Road Adventure drive-through exhibit also operates on the property.

NJ and NYC school holidays, Fright Fest and US summer weekends drive huge crowds. Weekdays in May, September and October are dramatically calmer. Check live queue times for El Toro and Nitro on arrival - they build up fast - and use our crowd calendar to pick a midweek visit for shorter waits across the whole coaster line-up.