>"Paul Corfield" yahoo.co.uk> wrote in message
>news:d71e144d-93ba-44ff-82e6-564e5b68b28a@p25g2000hsf.googlegroups.com

>> On Aug 8, 7:08 am, "davidmetzg...@gmail.com" gmail.com>
>> wrote:

>>> What is the pattern and which service is better to take to terminal
>>> 3?

>>
>> From the central area it's as follows :-
>>
>> Every 10 minutes - Hatton Cross - T123 - T5
>> Every 10 minutes - Hatton Cross - T4 - T123.
>>
>> The trains serving T4 pause for 8 minutes at T4 before heading back to
>> London via the loop and T123. Depending on how pressed for time you
>> are then it is probably best to take a train for T5 and it will go
>> direct to T123. If you can tolerate an 8 minute wait at T4 then any
>> train showing Heathrow as a destination is fine. If you are in a
>> hurry and catch a train serving T4 then get off at Hatton Cross and
>> wait for the T5 train that should be following 5 minutes behind.

>
>Assuming that the trains are running normally, would it ever be quicker
>to take a T4 train to T123? I'm assuming it would always be slower, as
>not only is there the wait at T4, but travelling via the loop is also
>slower.

>However, I'm guessing that the T4 trains are much less crowded, so if
>you have plenty of time, it might be worth taking a T4 train to T123 in
>order to get a seat and have room for luggage. I'd imagine you need to
>allow at least an extra five minutes or so, compared to waiting for the
>next T5 train.