At least until 31st July.
There is nothing to do to take advantage of this offer. Simply buy a standard class Heathrow Express ticket and sit in one of the First Class carriages. You need to show your Gold Guest List membership card to the guard.
Note that Heathrow Express staff have been retrained and will now only accept BAEC membership cards with the letters GGL in the corner. For the last year or so they have been allowing anyone with a Gold card to sit in First Class ……
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