From Heathrow Terminals 1-2-3 Underground Station Tube to Finsbury Park then train to Gordon Hill. 1hrs 30min £12. From Heathrow Central Bus Station bus to Charing Cross, Trafalgar Square, bus to Enfield Town, Enfield War Memorial, then line 191 bus to Clay Hill, Browning Road (EN2). 2hrs 22min £2. From London Heathrow taxi to Enfield. 42min £134. From London Heathrow drive to Enfield. 42min £8.