Showtimes for "How to Train Your Dragon" near Ontario, CA are available on: 6/11/2025 6/12/2025 6/13/2025 6/14/2025 6/15/2025 6/16/2025 6/17/2025 6/18/2025 6/19/2025 6/20/2025 6/21/2025 6/22/2025 6/23/2025 6/24/2025 6/25/2025 6/26/2025