How Long Are NHS Hospital Waits?By WT Site / December 24, 2025 How Long Are NHS Hospital Waits in Emergency and Non-Emergency Care? Hospital wait times vary by service: A&E: Often longer than 4 hours, especially during busy periods Elective surgery: 6 months to 1+ year for non-urgent cases Diagnostic tests: Weeks to several months Delays are worse in overcrowded hospitals or regions with staff shortages.