London Buses operates a bus from Balham to King's Cross Station every 5 minutes. Tickets cost $3 and the journey takes 1 h 14 min.
How to get from Balham to King's Cross Station
From Balham Underground Station Tube to King's Cross St. Pancras Underground Station. 27 min £3. From Clapham Park, Poynders Road Kings Avenue line 45 bus to Pentonville, King's Cross Stn York Way. 1 h 14 min £2. From Balham taxi to King's Cross Station. 16 min £34. From Balham drive to King's Cross Station. 16 min £1. From Balham Uber to King's Cross Station. 16 min £22. From Clapham Common North Side, Clapham Common Bikeshare to Belgrove Street , King's Cross. 43 min.