Ontario Convention Center Events 2025. June 1, 2025 | the california bridal & wedding expo is held at ontario convention center in ontario, ca and promoted by bridal & wedding expo. The worlds first customer centric ticketing and discovery engine for events, activities, and things to do.
The inland empire’s horror convention returns to the ontario convention center for more horror hijinx. Check out who is attending exhibiting speaking schedule & agenda reviews timing entry ticket fees.