By Jack Mendel Heathrow Airport cancelled flights today to “ensure silence” over the capital during the procession for HM The Queen, and will pull more journeys on Monday for the funeral. The UK’s biggest airport said it had made “appropriate alterations”, with flights between 13.50 and 15.40 on Wednesday “disrupted.” It said disruption was to “ensure silence over central London as the ceremonial procession moves from Buckingham Palace to Westminster Hall”. A spokesperson said: “Passengers will be notified by their airlines directly of any changes to flights.” The airport added that it “antici…