Originally Posted by
corporate-wage-slave
I should note the two airports where I suspect they are a bit cavalier with the 20 minute cut off - DUS and LIS. And I'd also allow a few extra minutes at DUB and ORY too. On the other hand LCY has a 10 minute cut off at the gate, which they do enforce.
Does LGW still do the thing where everything is automatic? So, at T-30 it's boarding, then T-20 flight closing (examples). Even if the aircraft has not yet actually arrived?
A bit like U2 at AMS...