Originally Posted by
DominicB
How would it work if you were in the Concorde room, and for some reason, had to decide not to fly, but leave the airport? In the scenario, possibly facing me, this would not involve checked package.
You have two options. You can either take the transit to T5C, remain onboard and go back again (which will spit you out into the arrivals flow) or you can go to the BA customer services desk central and tell them you want to leave. There's an escorted walk landsite on the hour, every hour.