London Buses route 433 is a Transport for London contracted bus route in London, England. Running between Addington and Croydon, it is operated by Abellio London.
Route 433 commenced on 24 October 2015 between Addington Tramlink and West Croydon St Michael's Road via Lodge Lane - Kent Gate Way - Selsdon Park Road - Featherbed Lane - Courtwood Lane - Bardolph Avenue - Forestdale - Pixton Way - Linton Glade - Sorrel Bank - Peacock Gardens - Goldfinch Road - Kingfisher Gardens - Nightingale Road - Selsdon Vale - Sandpiper Road - Old Farleigh Road - Selsdon - Farley Road - Croham Valley Road - Croham Road (for South Croydon Station) - South Park Hill Road - Coombe Road - Park Hill Road - Addiscombe Road - East Croydon Station and Tramlink - George Street - Wellesley Road - Wellesley Road Tramlink - Wellesley Road - Poplar Walk - St Michael's Road. The route is a renumbering of route T33. The route was initially operated by Abellio London operating from their Beddington Cross (BC) garage using Alexander Dennis Enviro 200 Darts.
On 20 May 2017, the route was retained by Abellio London.
- Addington Village Tramlink
- Selsdon Vale
- Croham Road for South Croydon Station
- East Croydon Station and Tramlink
- Wellesley Road Tramlink
- West Croydon St Michael's Road