- Timed tickets are required for all general visitors — walk-ins cannot be guaranteed
- Members do not need to reserve tickets in advance
- Cambridge Butterfly Conservatory is open from 10:00am to 5:00pm with the last timed entry at 4:00pm
- Timed Tickets are non-refundable. If required, tickets may be transferred prior to the entry time on the ticket. See all Terms & Conditions >