Filling one cavity usually takes 30 to 60 minutes. However, the duration may increase with multiple cavities or a deeper cavity. After your dentist informs you that you need a filling (or five), you likely have some questions: “Will it hurt?” “Can I get them all done in one go?” “How long do fillings last?”... The post How Long Does It Take to Fill a Cavity? (FAQs Answered) appeared first on Palm Valley Pediatric Dentistry & Orthodontics.