"barry.irwin1" wrote in message
...
How much running Etc


You can find the lengths of every bus route here
http://www.londonbusroutes.net/details.htm

It looks like the longest normal day route in Greater London is the 111
Heathrow - Kingston (25km) and at night the N89 Trafalgar Square - Erith
(34km).

Peter Smyth