Buy online and save! Online ticket prices reflect a $2 discount off the adult, senior, & military ticket price.
It is not necessary to select a time for Biosphere 2 admission. Biosphere 2 is open daily from 9am-4pm (last entry at 3:30 pm).
Holiday Hours:
Christmas Eve, Wednesday December 24th- open 9am-2pm
Christmas Day, Thursday December 25th- CLOSED
New Year's Eve, Wednesday December 31st - open 9am-4pm
New Year's Day, Thursday January 1st- open 9am-4pm
The Biosphere 2 Experience
Explore one of the world's most unique research centers. Biosphere 2 is dedicated to understanding Earth’s ecosystems and how we can create a more resilient future for our planet.
What to Expect
Our immersive tour takes you through diverse, contained biomes, including a tropical rainforest, a coastal ocean, and a fog desert.
- Tour Format: Self-guided via the Biosphere 2 mobile app.
- Terrain: A 1-mile path (indoor and outdoor) including stairs, inclines, and declines. A fully accessible route is available.
- Preparation: We strongly encourage downloading the app before you arrive for the best experience. It contains all tour content and helpful pre-visit materials. The Biosphere 2 App is available for free on Google Play or the App Store.
At this time coupons cannot be redeemed online. To use a coupon please purchase tickets onsite.
All sales are non-refundable; however, we will gladly exchange the date of your ticket.
If an error or discrepancy has occurred with your online purchase or donation, please contact us at 520-621-4800.