From Chalfont St Peter, Market Place (Church Lane) line 335 bus to Slough Bus Station, bus to Windsor Town Centre, Theatre Royal (River Street), then walk to Windsor Castle. 1 h 10 min £5. From Chalfont Saint Peter taxi to Windsor Castle. 20 min £51. From Chalfont Saint Peter drive to Windsor Castle. 20 min £2.
Bus from Chalfont Saint Peter to Windsor Castle
Arriva UK operates a bus from Chalfont Saint Peter to Windsor Castle hourly. Tickets cost $5 - $8 and the journey takes 44 min. 2 other operators also service this route.