Until Spring 2018, lifts to and from the southbound Thameslink platform at Farringdon (platform 3) will be out of use due to vital Crossrail construction work. Information for customers travelling to Farringdon from Bedford, Luton, London St Pancras International and intermediate stations, and from Farringdon to Sevenoaks, Sutton, Gatwick Airport, Brighton and intermediate stations is available here