"Warspite" arrived off Ushant on 25 August 1944 and attacked the coastal batteries at Le Conquet and Pointe Saint-Mathieu during the Battle for Brest. The U.S. VIII Corps eventually captured "Festung Brest" on 19 September, but by then "Warspite" had moved on to the next port. In company with the monitor she carried out a preparatory bombardment of targets around Le Havre prior to Operation Astonia on 10 September, leading to the capture of the town two days later. Her final task was to support an Anglo-Canadian operation to open up the port of Antwerp, which had been captured in September, by clearing the Scheldt Estuary of German strongholds and gun emplacements. With the monitors "Erebus" and she bombarded targets on Walcheren Island on 1 November 1944, returning to Deal the next day, having fired her guns for the last time.