UK major Sea ports
The Port of Dover is the cross-channel port situated in Dover, Kent, south-east England. It is the nearest English port to France, at just 34 kilometres (21 mi) away, and is the world's busiest passenger port, with 16 million travellers. Distance from Dover to central London is approximately 80 miles and takes 2 hours. Cost of the transport is £ 120 to central London.
Southampton Ferry
Another busy sea port is Southampton Ferry Port which is the cruise industry capital of Europe, home to luxury liners such as the majestic Queen Mary 2, Queen Elizabeth and Queen Victoria. Distance from Southampton Ferry to central London is about 84 miles and takes 2 - 2.5 hours. Cost of the transport is £ 120 to central London. Price to Heathrow Airport is £ 95.