Then he heard Paralympic organisers were searching for a disabled pilot to conduct the flypast at the Paralympic Games opening ceremony for London 2012.
The cortege was accompanied by a 19-gun salute and an RAF flypast as it began its journey to Churchill's final resting place in the Oxfordshire parish churchyard of Bladon.
Flying Officer Hynam died while taking part in a flypast over Pershore on 25 May 1943 when his plane lost a wing and crashed, damaging the town's Brandy Cask pub.
As people arrived at the church the Guernsey Scout Band played and the service ended with a flypast by a 29 Squadron Typhoon, marking the Air Commodore's connection to the squadron.