Geehovah,
I would imagine that the finishing line would be at the BBMF Visitors Centre? No times have been published as of yet. I will attempt to find out the planned times.
Contact details for BBMF.
Battle of Britain Memorial Flight - Visitors Centre
Battle of Britain Memorial Flight - Contacts
RAF Coningsby - Visiting Us
The following link will take you to a Google Map of the BBMF Visitors Centre. The Hangar visible is the BBMF Hangar. There is a car park/entrance located on Dogdyke Road. Post code is LN4 4SY for sat nav/map location.
RAF CONINGSBY BBMF - Google Maps
TJ