How do I book tickets to London Thameslink stations?

London Thameslink stations include St Pancras International, Farringdon, City Thameslink, London Blackfriars, London Bridge and Elephant & Castle, all of which are served by First Capital Connect.
If you wish to book a ticket to a London Thameslink station, you’ll need to select the exact station name as your destination.
Please note: during the booking process, some tickets are clearly marked ‘not valid for travel on Heathrow Express’.