Hilton London Heathrow Airport - The Hilton London Heathrow an ultra modern, luxury hotel, is located at the heart of one of the world's busiest airports. The hotel offers a unique fully covered direct walkway to Terminal 4. The spectacular design features a glass walled atrium. London is just 40 minutes away by tube from Terminal 4 or 20 minutes by the Heathrow Express to Paddington, the Heart of London. The Heathrow Express is accessible at the end of the hotel's walkway and also connects passengers to Terminals 1, 2 & 3 free of charge. *