By Road:
Though the majority of journeys involving Central London are made by public transport, car traveling is typical in the suburbs.
The inner ring road (around central London), the North and South Circular roads (within the suburbs), and the outer orbital freeway (the M25, outside the built-up area) encircle the hub and are intersected by several hectic radial routes—but very few freeways penetrate into inner London. The M25 could be the longest ring-road motorway on the planet at measuring 195.5 km.
By Bus:
London's bus system is probably the biggest in the world, operating twenty-four hours a day, with 8,000 buses, 700 bus routes, and over 6 million passenger journeys made every weekday. In 2003, the network's ridership was estimated in excess of 1.5 billion passenger outings per annum, a lot more than the Underground.
Around £850 million is taken in revenue every year. London has got the biggest wheelchair accessible network in the world and, from the 3rd quarter of 2007, grew to become more accessible to hearing and visually impaired passengers as audio-visual announcements were released. The distinct red buses are internationally recognised, and are a trademark of the London transportation system.
By Air:
Heathrow is the UK's principal airport and it is London’s most significant. Situated on the western outskirts of the city, Heathrow is also certainly one of Europe’s top international hubs. Around 63 million travellers from across the world travel by means of Heathrow’s four (soon to be five) terminals yearly.
Heathrow is just 15 miles outside the centre of London and is particularly well connected with the public transport system. It is possible to take the Heathrow Express train to/from Paddington Station in the centre of London.