Hi I know exactly what you mean about getting from Heathrow to central London after a long flight the last thing you want is stress over transport. Booking a private car can really make the trip smoother especially if you have luggage or are traveling with family. Some people I know often use services like Metro West Car Service for reliable airport transfers and it seems to work well for them. It can also help to book ahead, especially during busy times. By the way, which area of central London is your hotel in? That can make a difference in travel time and options.