Originally Posted by
HogwartsExpress
The flight (VS4) is currently scheduled for 6:40 and is seldom on-time or late recently,, often 20-30 early - although that’s FR24 landing time rather than reaching the gate. But it may well be the case that it doesn’t perform so well when scheduled for 6:20.
I have every confidence that on most days it is likely to arrive more or less on time.
The post I responded to suggested "best case" would be 30 minutes early. I was trying to show that, for various operational reasons, is unlikely and not a case i would consider if looking at this "connection"