British Airways informs that the tube station at the Heathrow terminal 4 is going to be closed for at least 20 months, beginning on the 7th of January, due to the construction of the Picadilly line extension to the new Terminal 5. There will be a replacement bus waiting at Hatton Cross

Also, the main underground station serving Terminals 1, 2 and 3 will be closed down next weekend.

More details here : http://tinyurl.com/49e6g

Kind regards, Covadonga Bilbao - Spain