When will you re-open? We are delighted to confirm that all our Merlin London attractions will reopen on Saturday August 1st. Related articles Do I need to wear a face covering/ facemask? What are your ticket prices? Can I change my visit time or date after my original visit time or date via Booking Portal? Is there a maximum number of times I can amend the date/time of my tickets on Booking Portal? Is it safe to reopen?