There are no direct trains. You will have to take the Piccadilly line into central London and change onto the main line for Norwich.
Train to Kings Cross and then tube to Heathrow.
No - Norwich trains go to and from Liverpool Street station, you'd need to get on the Underground from Euston Square
you cant
No
No. You can get a tube train from Heathrow into central London and then an overhead train from London to Luton.
Not a direct train, you will have to change at Peterborough
Which train will go to Wolverhampton from terminal 4 of London Heathrow Airport
Underground (tube) train.
Tube (underground train).
Take the East Coast main line train to King's Cross, then get the Piccadilly Line train to Heathrow Airport.
There is no direct train service between Heathrow and Folkestone. You will have to change trains (and stations) in London.
From Heathrow to London - about 15 minutes by train from London to Cambridge - about 45 minutes by train