London Buses route 664 is a Transport for London contracted bus route in London, England. Running between and , it is operated by Stagecoach London.
Route 664 commenced operating on 31 August 2002 between Homestead Way and Biggin Hill via New Addington - Fieldway - Coney Hall - Keston Mark. The route was initially operated by Metrobus from their Godstone (GY) garage using a Scania OmniCity single deckers. The route was introduced to replace a journey on route 630.
In 2005, the route was converted to double deck using a Volvo Olmpian and a Scania OmniDekka.
On 1 September 2007, the route passed to Selkent operating from their Bromley (TB) garage and was converted to full low floor operation using an Alexander ALX400 bodied Dennis Trident.
On 1 September 2012, the route was retained by Stagecoach London.
On 2 September 2012, the route was retained by Stagecoach London using an Alexander Dennis Enviro 400.
Route 664 operates via these primary locations:
- New Addington Milne Park East
- New Addington Tramlink
- King Henry's Drive Tramlink
- Addington Village Tramlink
- Coney Hall
- Keston Mark
- Leaves Green
- Biggin Hill Charles Darwin School