Annual Pass holders that have activated that their annual pass cards can reserve their entry time here.
General admission tickets allow access to all of the Aquarium’s galleries, exhibits, and interactive experiences. The St. Louis Aquarium at Union Station has timed ticketing to save our guests waiting in long queue lines. A limited amount of same-day passes are available for purchase.
Tickets for the Aquarium frequently sell out as we have limited tickets available for every 15 minute time slot. Advance purchase is strongly suggested.
Children 12 and under must be accompanied by an adult at all attractions at Union Station. In addition, Union Station’s Code of Conduct requires that all guests 16 years of age and younger are accompanied by a parent or supervising adult age 21 or older after 3pm every day.
Check below for availability.
There’s always something new to see and do at the Aquarium so the best value is an Annual Pass. An Annual Pass lets you visit the Aquarium as often as you like throughout the year.
Children 2 and under do not require annual passes.
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Make the most of your visit at Union Station by purchasing a combo ticket. You’ll be able to experience five exciting Union Station attractions that are sure to deliver hours of family entertainment.