Visit us and find out why this one-of-a-kind facility was named one of the 50 must-see wonders of the world. Experience Biosphere 2, the world's largest earth science laboratory.

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Print and present this coupon to receive $4 off Full Adult Tour at Biosphere 2

32540 S. Biosphere Road | Oracle, AZ 85623 | 520-621-4800

OR BUY TICKETS ONLINE:  USE CODE  NewTours2018

PRINT HERE

Cannot be used with any other special offers or discounts. Valid thru 5/31/18. 

DISCOVER BIOSPHERE 2

GROUP TOURS

Group reservations are not needed for groups of fewer than 20 visitors for our introductory tour available daily during operating hours from 9:00 a.m. and 4:00 p.m.  To make an immediate group tour booking please call 520-621-3960.

Upon arrival, we ask for one payment for the entire authorized group. Some groups, depending on season and program content, will be asked to pay a deposit ahead of time to secure their visit. Please be ready with appropriate payment for your accurate group size and composition so your time on site at Biosphere 2 is used most effectively. You will be asked to pay for the number of participants provided on your completed booking form. Refunds are not possible as Biosphere 2 staff have been scheduled based on your provided participant count. If we can accommodate them, additional participants above your provided count may be subject to 50% surcharge.

Group rates are as follows:

Private Guided Group Tour
  • $25 per person 

Special VIP "Behind-the-Scenes" tour is $50 per person with a minimum charge of $500.
Please contact us directly to customize your group tour on a specific Biosphere 2 topic or to get a featured speaker.

Tour Operators

Contact for specific information: 520-621-3960 or BIO2-GROUP@EMAIL.ARIZONA.EDU

UA or college affiliate: $15 per person for 20 or more participants, $300 flat rate for 19 participants or less. Duration approx. 90 minutes. Maximum Group size is 120 participants.

Private Adult Tour: $25 per person for a group of 20 participants or more, $500 flat rate for 19 or less. Duration approx. 90 minutes. Maximum Group size is 120 participants. This tour takes place along public tour route.

Behind-the-Scenes Tour: $50 per person for a group of 10 participants or more, includes tour and special access to portions of the facility. $500 flat rate for 9 or fewer participants. Duration 90 - 120 minutes. Inquire about maximum group size. These tours give you exclusive access to the lower rainforest and beach with a private guide that can answer all of your questions.

Accessible ADA Tour: $20 per person (coupons and discount eligible). Reservations a week or more ahead of time are encouraged so we can ensure staff availability. Accessible ADA tours without reservations ≥ 5 days ahead of time will likely have a longer wait. Tour duration 60 - 90 minutes. Note that our staff are not allowed to push wheelchairs for visitors. Visitors requiring assistance may be provided a complimentary admission for a necessary assistant.

K-12 Student Field Trip Guided Tour

K-12 Students

$12 per person for a group of 20 participants or more, $240 flat rate for 19 participants or less. Adult chaperones and teachers are part of the participant count. Duration approx. 90 minutes. Maximum Group size is 120 participants.

Adult Chaperones And Teachers With K 12 Students

The MINIMUM Biosphere 2 ratio is one attentive, responsible adult chaperone for every 10 students. This ratio helps ensure the safety of students visiting our facility. The MAXIMUM ratio of chaperones to students is 1:6. Any additional adults or family members above the maximum adult : student ratio of 1:6 must separately pay the applicable admission fee and be assigned to the next available regularly scheduled public tour.

Please, no minors that are not part of the official school group. They and an accompanying adult will be asked to pay for and take our public tour separately from the student group.

For educator led programs and tours:

SEE OUR FIELD TRIP PLANNER 

Contact

520-621-3960 or BIO2-GROUP@EMAIL.ARIZONA.EDU

TICKET PRICES & PURCHASE

  • Biosphere 2 recommends that guests wear comfortable walking shoes.
  • Weather can be unpredictable in the winter and spring – layers are recommended.
  • No pets allowed.
  • Wheelchairs, baby strollers and walkers are not allowed on the tour due to stairs.
  • Baby "backpacks" and back slings cannot be used – babies and children must be carried in front.
  • No outside food or drink is allowed on the premises except for bottled water and items needed for baby care.

Admission Fees

  • Adults  $20
  • Seniors $18
  • Military  $18
  • Children ages 6 through 12  $13
  • UA student, faculty, or staff with UA CatCard  $10
  • Non-UA student with college ID  $15

Operating Hours

  • Open every day of the year, except for Thanksgiving and Christmas Day
  • 9:00 a.m. to 4:00 p.m.

GROUP OPPORTUNITIES

DISCOVER BIOSPHERE 2

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NEW DAILY TOURS

UNDER THE GLASS TOUR | HISTORY TOUR | FAMILY TOUR

Experience our three new guided tours at Biosphere 2 — the world’s largest living research center where science is addressing the challenges of food, water, energy and health. Explore the future of our planet at the University of Arizona Biosphere 2.

Experience Biosphere2 like never before with our new guided tours!