Open House Vienna 2026

Open House Vienna opens buildings that are not otherwise freely accessible.

From September 25 to 27, 2026, Open House Vienna will open its doors from 10:00 a.m. to 5:00 p.m. each day to showcase buildings worth seeing that are normally closed to the public, offering architecture enthusiasts exciting insights.
All participating buildings and outdoor spaces can be visited free of charge and without prior registration as part of guided tours led by volunteers or experts.